DNSSEC Analyzer - umich.edu

Domain Name:

Time: 2021-04-21 04:03:02 UTC, NTP stratum 4

Analyzing DNSSEC problems for umich.edu

DS=20326/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to i.root-servers.net for ./DNSKEY
	Received 865 bytes from 192.36.148.17
	;; Answer received from 192.36.148.17 (865 bytes) ;; HEADER SECTION ;; id = 20123 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAa+HvD7XXjmL+1htThUQyZW7oWGnjzKHJASg3TSR5Bmu5LfnSVW7fxqZa2oAYo2ionIQWyqA j/loApzg8GNMhyIibftPJso54uWRQ2GaoMrwLD5SLu676kf7urJq6nqdjNC0aJM/C888li69lVH6 tiu2tZm1NH3cmgfnMUJpD60bsrDUqs7XwftmNkdkHa4ltQbM3UNPyfTaNBQYoH3wpOpSjdk3tyDR nreBO6Idrw+DGf/rve4sL3qiSaXfYIkcwAwozxR34iHU5dbCDs8S6FmZYhoSVKVgNSUkudxhd9/6 RrZkYRgvwRsQXl3UwsacU1DsXcORqIC+7NlQ6M2OJVU= ) ; Key ID = 14631 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20210502000000 20210411000000 20326 . SjVAq5V3zP96wlXZKWIo3oDNvWyKnwmIl7/HSmnxJ77WX0dmpJxN+c7wTFGzMro6kuZCYAhZgsWb 3G7lBEAeiw/Y6hQGK1IdLMH4YMoSoxvdw6u0DkvxiodZUatJblMajeF0Rw8W67I4pwYpwOByZ+3W aTr/nk0sWFir7+1tNbWbPrUNb8E8pHFzW9g7vMATiFnM+jXmZVVbueGnzOSmjo34ow9iAQ7V1OcY VtHTxQVMbfNurnEbEi7XnqYtRacNUkvIv0Fpmb9Yi7wlhV/syyu61p3MMoLnSQydYfsI+may7SoH +I6NQk2a2d3Nvzh5nbNd++cu8aRGX3ZtfreUmQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAa+HvD7XXjmL+1htThUQyZW7oWGnjzKHJASg3TSR5Bmu5LfnSVW7fxqZa2oAYo2ionIQWyqA j/loApzg8GNMhyIibftPJso54uWRQ2GaoMrwLD5SLu676kf7urJq6nqdjNC0aJM/C888li69lVH6 tiu2tZm1NH3cmgfnMUJpD60bsrDUqs7XwftmNkdkHa4ltQbM3UNPyfTaNBQYoH3wpOpSjdk3tyDR nreBO6Idrw+DGf/rve4sL3qiSaXfYIkcwAwozxR34iHU5dbCDs8S6FmZYhoSVKVgNSUkudxhd9/6 RrZkYRgvwRsQXl3UwsacU1DsXcORqIC+7NlQ6M2OJVU= ) ; Key ID = 14631`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20210502000000 20210411000000 20326 . SjVAq5V3zP96wlXZKWIo3oDNvWyKnwmIl7/HSmnxJ77WX0dmpJxN+c7wTFGzMro6kuZCYAhZgsWb 3G7lBEAeiw/Y6hQGK1IdLMH4YMoSoxvdw6u0DkvxiodZUatJblMajeF0Rw8W67I4pwYpwOByZ+3W aTr/nk0sWFir7+1tNbWbPrUNb8E8pHFzW9g7vMATiFnM+jXmZVVbueGnzOSmjo34ow9iAQ7V1OcY VtHTxQVMbfNurnEbEi7XnqYtRacNUkvIv0Fpmb9Yi7wlhV/syyu61p3MMoLnSQydYfsI+may7SoH +I6NQk2a2d3Nvzh5nbNd++cu8aRGX3ZtfreUmQ== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=14631 is now in the chain-of-trust
	Query to j.root-servers.net for umich.edu/A
	Received 1168 bytes from 192.58.128.30
	;; Answer received from 192.58.128.30 (1168 bytes) ;; HEADER SECTION ;; id = 28927 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 15 arcount = 27 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1472 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 28065 8 2 4172496cde85534e51129040355bd04b1fcfebae996dfdde652006f6f8b2ce76 ) edu. 86400 IN RRSIG ( DS 8 1 86400 20210503170000 20210420160000 14631 . Y3TOvcm++WwevEuURqSeI4blM1YuiBLXIh18Ejc8xJ3TzDFL9fHURVWxwa5n7Zrc3pJwePz45c8f ubvct6t4k9XECtHjaUxXJuwo3VY+RceFJ2dXj3RXRzV1KMjQzDIQ0BMRsfbfUCRfRNi8EeicAeOj krzghmasbeSPXj7noyis6OUcEymwLyescIxB/PuQe34Jomxy9c7nUve1MbvbNajKDju7DFd2/O61 W3pRw+Cf5Z/MGfbSJ8T4CzPrIUggGJUzFjS9bHwKVmxg/1vo5ZBJOQgnypJ/V1xvGUy7qSPFcd0A vvXQyupikyq7oxy5S2kMJFCnsj+jOhjQvrwY9g== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 b.edu-servers.net. 172800 IN A 192.33.14.30 c.edu-servers.net. 172800 IN A 192.26.92.30 d.edu-servers.net. 172800 IN A 192.31.80.30 e.edu-servers.net. 172800 IN A 192.12.94.30 f.edu-servers.net. 172800 IN A 192.35.51.30 g.edu-servers.net. 172800 IN A 192.42.93.30 h.edu-servers.net. 172800 IN A 192.54.112.30 i.edu-servers.net. 172800 IN A 192.43.172.30 j.edu-servers.net. 172800 IN A 192.48.79.30 k.edu-servers.net. 172800 IN A 192.52.178.30 l.edu-servers.net. 172800 IN A 192.41.162.30 m.edu-servers.net. 172800 IN A 192.55.83.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1472 ;; option:
	Query to i.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.36.148.17
	;; Answer received from 192.36.148.17 (1162 bytes) ;; HEADER SECTION ;; id = 46076 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 15 arcount = 27 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 86400 IN DS ( 28065 8 2 4172496cde85534e51129040355bd04b1fcfebae996dfdde652006f6f8b2ce76 ) edu. 86400 IN RRSIG ( DS 8 1 86400 20210503170000 20210420160000 14631 . Y3TOvcm++WwevEuURqSeI4blM1YuiBLXIh18Ejc8xJ3TzDFL9fHURVWxwa5n7Zrc3pJwePz45c8f ubvct6t4k9XECtHjaUxXJuwo3VY+RceFJ2dXj3RXRzV1KMjQzDIQ0BMRsfbfUCRfRNi8EeicAeOj krzghmasbeSPXj7noyis6OUcEymwLyescIxB/PuQe34Jomxy9c7nUve1MbvbNajKDju7DFd2/O61 W3pRw+Cf5Z/MGfbSJ8T4CzPrIUggGJUzFjS9bHwKVmxg/1vo5ZBJOQgnypJ/V1xvGUy7qSPFcd0A vvXQyupikyq7oxy5S2kMJFCnsj+jOhjQvrwY9g== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 l.edu-servers.net. 172800 IN A 192.41.162.30 k.edu-servers.net. 172800 IN A 192.52.178.30 j.edu-servers.net. 172800 IN A 192.48.79.30 i.edu-servers.net. 172800 IN A 192.43.172.30 h.edu-servers.net. 172800 IN A 192.54.112.30 g.edu-servers.net. 172800 IN A 192.42.93.30 f.edu-servers.net. 172800 IN A 192.35.51.30 e.edu-servers.net. 172800 IN A 192.12.94.30 d.edu-servers.net. 172800 IN A 192.31.80.30 c.edu-servers.net. 172800 IN A 192.26.92.30 b.edu-servers.net. 172800 IN A 192.33.14.30 a.edu-servers.net. 172800 IN A 192.5.6.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone edu

edu

	Checking DS between . and edu
	Query to d.root-servers.net for edu/DS
	Received 367 bytes from 199.7.91.13
	;; Answer received from 199.7.91.13 (367 bytes) ;; HEADER SECTION ;; id = 45739 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1450 ;; option: ;; QUESTION SECTION (1 record) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 28065 8 2 4172496cde85534e51129040355bd04b1fcfebae996dfdde652006f6f8b2ce76 ) edu. 86400 IN RRSIG ( DS 8 1 86400 20210503170000 20210420160000 14631 . Y3TOvcm++WwevEuURqSeI4blM1YuiBLXIh18Ejc8xJ3TzDFL9fHURVWxwa5n7Zrc3pJwePz45c8f ubvct6t4k9XECtHjaUxXJuwo3VY+RceFJ2dXj3RXRzV1KMjQzDIQ0BMRsfbfUCRfRNi8EeicAeOj krzghmasbeSPXj7noyis6OUcEymwLyescIxB/PuQe34Jomxy9c7nUve1MbvbNajKDju7DFd2/O61 W3pRw+Cf5Z/MGfbSJ8T4CzPrIUggGJUzFjS9bHwKVmxg/1vo5ZBJOQgnypJ/V1xvGUy7qSPFcd0A vvXQyupikyq7oxy5S2kMJFCnsj+jOhjQvrwY9g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1450 ;; option:
	Found 1 DS records for edu in the . zone
	DS=28065/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20210503170000 20210420160000 14631 . Y3TOvcm++WwevEuURqSeI4blM1YuiBLXIh18Ejc8xJ3TzDFL9fHURVWxwa5n7Zrc3pJwePz45c8f ubvct6t4k9XECtHjaUxXJuwo3VY+RceFJ2dXj3RXRzV1KMjQzDIQ0BMRsfbfUCRfRNi8EeicAeOj krzghmasbeSPXj7noyis6OUcEymwLyescIxB/PuQe34Jomxy9c7nUve1MbvbNajKDju7DFd2/O61 W3pRw+Cf5Z/MGfbSJ8T4CzPrIUggGJUzFjS9bHwKVmxg/1vo5ZBJOQgnypJ/V1xvGUy7qSPFcd0A vvXQyupikyq7oxy5S2kMJFCnsj+jOhjQvrwY9g== )`
	RRSIG=14631 and DNSKEY=14631 verifies the DS RRset
	DS=28065/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 28065 8 2 4172496cde85534e51129040355bd04b1fcfebae996dfdde652006f6f8b2ce76 )`
	Query to g.edu-servers.net for edu/DNSKEY
	Received 775 bytes from 192.42.93.30
	;; Answer received from 192.42.93.30 (775 bytes) ;; HEADER SECTION ;; id = 26116 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 257 3 8 AQOluvuVWACqSUX6EZr3d5YIIv13SDXBpDeGRCIET3T0l1wp0NprtJhfc1YVehIlNqucijLnEhSL N2i0Txnh3bU5aQJLRf/qm21etL35ozAIlnfSgY5D0nxLPoBIRq++8Mxvr+2YCSRaCNyrqaU4TnHa PiHLuKe7sGyHQ8K8rXst7HxF5zgG+gIeytYIxpy4/bAaKCNVvGaYHxuNSBJBiYSrxjiZk268EP6E 3T+bSdi2HepB3ZuBWyOewsmHO8aoHmzIH049vBNI7iFZByRKY9yAJ8TshANtiUHHwAF7JJtWLW9o O10BqygYG+zS4weKGtkcNpzOUDWs41FWM8aFs4L1 ) ; Key ID = 28065 edu. 86400 IN DNSKEY ( 256 3 8 AQPRLfRR2GqUWa+tglR0lx0oJDx3FqB1pQJp3fRbdZw440YKfjGXY3KzxrpH8Dq2WjOHiWd+rz3N Oo3NNEAP5hjWRHu3aTATu/Ji2OCDRja53kJGWmV2Hp6+QZ8F44M+L3IB953Tf9x/mDKu8qsvcwJM Q+uZKM312P7D4ls8wEqlS+gn3U39JMzSBGmFicM7Adz9J+OSYvvIB3U1kw66TsSl ) ; Key ID = 63587 edu. 86400 IN RRSIG ( DNSKEY 8 1 86400 20210504185303 20210419184803 28065 edu. by7Bn2QyQUi+ugsRgN92mK0lVcpcfWOyyTo2H6mYZZTthrjlSvaCdwGgjAykjj8O9yw9GLfcSKxj 1W66/XWVSqkD808S0pUY8uwJqKNyO/RmwZuAQMCea7ukk83RWQNR6emmzxoT28piUKjBmklVZZxQ 9hRwktdH4En/W16QX+4QqoPPIPOHTiow+ZRcMXQExhWAiPG5wmQfk+Lkieu07jPVSnAawdsVcfXK TB12VcGV6jve0cmh5CMES4iJAOQrwfIqdFmnU9TitJHd6T/vZ3TLBvvZ8Y1tGNopKJK+S7GRyOpt RrrgVoqrV846zLilm/iNrxkLMAheAaHqT53Zyw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 8 AQOluvuVWACqSUX6EZr3d5YIIv13SDXBpDeGRCIET3T0l1wp0NprtJhfc1YVehIlNqucijLnEhSL N2i0Txnh3bU5aQJLRf/qm21etL35ozAIlnfSgY5D0nxLPoBIRq++8Mxvr+2YCSRaCNyrqaU4TnHa PiHLuKe7sGyHQ8K8rXst7HxF5zgG+gIeytYIxpy4/bAaKCNVvGaYHxuNSBJBiYSrxjiZk268EP6E 3T+bSdi2HepB3ZuBWyOewsmHO8aoHmzIH049vBNI7iFZByRKY9yAJ8TshANtiUHHwAF7JJtWLW9o O10BqygYG+zS4weKGtkcNpzOUDWs41FWM8aFs4L1 ) ; Key ID = 28065`
	`edu. 86400 IN DNSKEY ( 256 3 8 AQPRLfRR2GqUWa+tglR0lx0oJDx3FqB1pQJp3fRbdZw440YKfjGXY3KzxrpH8Dq2WjOHiWd+rz3N Oo3NNEAP5hjWRHu3aTATu/Ji2OCDRja53kJGWmV2Hp6+QZ8F44M+L3IB953Tf9x/mDKu8qsvcwJM Q+uZKM312P7D4ls8wEqlS+gn3U39JMzSBGmFicM7Adz9J+OSYvvIB3U1kw66TsSl ) ; Key ID = 63587`
	DNSKEY=28065/SEP is now in the chain-of-trust
	DS=28065/SHA-256 verifies DNSKEY=28065/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 8 1 86400 20210504185303 20210419184803 28065 edu. by7Bn2QyQUi+ugsRgN92mK0lVcpcfWOyyTo2H6mYZZTthrjlSvaCdwGgjAykjj8O9yw9GLfcSKxj 1W66/XWVSqkD808S0pUY8uwJqKNyO/RmwZuAQMCea7ukk83RWQNR6emmzxoT28piUKjBmklVZZxQ 9hRwktdH4En/W16QX+4QqoPPIPOHTiow+ZRcMXQExhWAiPG5wmQfk+Lkieu07jPVSnAawdsVcfXK TB12VcGV6jve0cmh5CMES4iJAOQrwfIqdFmnU9TitJHd6T/vZ3TLBvvZ8Y1tGNopKJK+S7GRyOpt RrrgVoqrV846zLilm/iNrxkLMAheAaHqT53Zyw== )`
	RRSIG=28065 and DNSKEY=28065/SEP verifies the DNSKEY RRset
	DNSKEY=63587 is now in the chain-of-trust
	Query to i.edu-servers.net for umich.edu/A
	Received 703 bytes from 192.43.172.30
	;; Answer received from 192.43.172.30 (703 bytes) ;; HEADER SECTION ;; id = 42685 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 4 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns.cs.wisc.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN NSEC3 ( 1 1 0 - 9dql407ijb4jhadmf7cjmufnqmr4df7m NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210425035959 20210418024959 63587 edu. auK6Y9aWpNBJ3igRcl2s2SzqrE/HswOL307wH3CDaZ6l9gbPXCkANTfV9HPFPO3XBlW1VyzIVumG LjOFazkrW7IhRg6zxFoHl21Bho6oXFHfj1j0+yEcrUV4yVke5lPQ+ANhECY4g9TpCO0qfK39Oeiz yDZI9NNdbtSJWlxvrz2+IA4m0lhOslmxzXU48x5d5ftQ5upJtVemIRFZGqwyDg== ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN NSEC3 ( 1 1 0 - ogbq92004kroalbdtq4d2bhe79ki84gg NS DS RRSIG ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210428034508 20210421023508 63587 edu. nvN9JdZAIHI7r461drN6m50vwabR1B+19O8pTCVsOlk/K1Tpjzu38MItZY2gr6bc7fNhsxN11Ii2 jcAQXT9cZu9Gixh8hnIZzIWKJUtqz9zlvLJoOfph7pwCcP0S0ZuG81bp/zGdIdc2gzwQH/ZglRtU fuRZ5aRGtbZXNIHgXH4rCW3OwLFCJw7zpBkR/PPaZ7zrmzXQQqPR8NAaUKxk1w== ) ;; ADDITIONAL SECTION (4 records) dns.cs.wisc.edu. 172800 IN A 128.105.2.10 dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to h.edu-servers.net for umich.edu/DNSKEY
	Received 703 bytes from 192.54.112.30
	;; Answer received from 192.54.112.30 (703 bytes) ;; HEADER SECTION ;; id = 51314 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 4 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns.cs.wisc.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN NSEC3 ( 1 1 0 - 9dql407ijb4jhadmf7cjmufnqmr4df7m NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210425035959 20210418024959 63587 edu. auK6Y9aWpNBJ3igRcl2s2SzqrE/HswOL307wH3CDaZ6l9gbPXCkANTfV9HPFPO3XBlW1VyzIVumG LjOFazkrW7IhRg6zxFoHl21Bho6oXFHfj1j0+yEcrUV4yVke5lPQ+ANhECY4g9TpCO0qfK39Oeiz yDZI9NNdbtSJWlxvrz2+IA4m0lhOslmxzXU48x5d5ftQ5upJtVemIRFZGqwyDg== ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN NSEC3 ( 1 1 0 - ogbq92004kroalbdtq4d2bhe79ki84gg NS DS RRSIG ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210428034508 20210421023508 63587 edu. nvN9JdZAIHI7r461drN6m50vwabR1B+19O8pTCVsOlk/K1Tpjzu38MItZY2gr6bc7fNhsxN11Ii2 jcAQXT9cZu9Gixh8hnIZzIWKJUtqz9zlvLJoOfph7pwCcP0S0ZuG81bp/zGdIdc2gzwQH/ZglRtU fuRZ5aRGtbZXNIHgXH4rCW3OwLFCJw7zpBkR/PPaZ7zrmzXQQqPR8NAaUKxk1w== ) ;; ADDITIONAL SECTION (4 records) dns.cs.wisc.edu. 172800 IN A 128.105.2.10 dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone umich.edu

umich.edu

	Checking DS between edu and umich.edu
	Query to l.edu-servers.net for umich.edu/DS
	Received 857 bytes from 192.41.162.30
	;; Answer received from 192.41.162.30 (857 bytes) ;; HEADER SECTION ;; id = 29736 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 6 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN NSEC3 ( 1 1 0 - 9dql407ijb4jhadmf7cjmufnqmr4df7m NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210425035959 20210418024959 63587 edu. auK6Y9aWpNBJ3igRcl2s2SzqrE/HswOL307wH3CDaZ6l9gbPXCkANTfV9HPFPO3XBlW1VyzIVumG LjOFazkrW7IhRg6zxFoHl21Bho6oXFHfj1j0+yEcrUV4yVke5lPQ+ANhECY4g9TpCO0qfK39Oeiz yDZI9NNdbtSJWlxvrz2+IA4m0lhOslmxzXU48x5d5ftQ5upJtVemIRFZGqwyDg== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1618977755 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 86400 ;minimum ) edu. 900 IN RRSIG ( SOA 8 1 900 20210428040235 20210421025235 63587 edu. JOLrQje5iDbRZaCRDCraJih+exXHiJrmO7mwkTQJLA7RqQjZI5hf0f+8J69VVGpGCDuDZY4giLyh GCM8q6YrRxa0XzRidFzwhxjxRwTxaLSJ8mvRbYsM12pESYwnqEWh4CmWFHSWO7Np+5CIxvFwBx6A 5lcAE0MFk+EWl9T9n5jhJz1Fobhd0js1wIS6J1i+OiIEUc9tlme8rNXk2oK82g== ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN NSEC3 ( 1 1 0 - ogbq92004kroalbdtq4d2bhe79ki84gg NS DS RRSIG ) NTAEJGJ2B81C61CJK6E6M8ONL6H9MFU0.edu. 86400 IN RRSIG ( NSEC3 8 2 86400 20210428034508 20210421023508 63587 edu. nvN9JdZAIHI7r461drN6m50vwabR1B+19O8pTCVsOlk/K1Tpjzu38MItZY2gr6bc7fNhsxN11Ii2 jcAQXT9cZu9Gixh8hnIZzIWKJUtqz9zlvLJoOfph7pwCcP0S0ZuG81bp/zGdIdc2gzwQH/ZglRtU fuRZ5aRGtbZXNIHgXH4rCW3OwLFCJw7zpBkR/PPaZ7zrmzXQQqPR8NAaUKxk1w== ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	No DS records found for umich.edu in the edu zone
	Query to dns1.itd.umich.edu for umich.edu/DNSKEY
	Received 100 bytes from 192.12.80.214
	;; Answer received from 192.12.80.214 (100 bytes) ;; HEADER SECTION ;; id = 48469 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 1 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) umich.edu. 0 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 2021041901 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	No DNSKEY records found
	Query to dns1.itd.umich.edu for umich.edu/A
	Received 214 bytes from 192.12.80.214
	;; Answer received from 192.12.80.214 (214 bytes) ;; HEADER SECTION ;; id = 37755 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns3.umich.org. umich.edu. 1800 IN NS dns.cs.wisc.edu. ;; ADDITIONAL SECTION (5 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 dns.cs.wisc.edu. 3600 IN A 128.105.2.10 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	dns1.itd.umich.edu is authoritative for umich.edu
	Query to dns3.umich.org for umich.edu/SOA
	Received 244 bytes from 18.225.0.3
	;; Answer received from 18.225.0.3 (244 bytes) ;; HEADER SECTION ;; id = 2476 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 4 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (1 record) umich.edu. 0 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 2021041901 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns.cs.wisc.edu. umich.edu. 1800 IN NS dns3.umich.org. umich.edu. 1800 IN NS dns2.itd.umich.edu. ;; ADDITIONAL SECTION (4 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to dns2.itd.umich.edu for umich.edu/SOA
	Received 260 bytes from 192.12.80.222
	;; Answer received from 192.12.80.222 (260 bytes) ;; HEADER SECTION ;; id = 52202 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (1 record) umich.edu. 0 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 2021041901 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns3.umich.org. umich.edu. 1800 IN NS dns.cs.wisc.edu. umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns1.itd.umich.edu. ;; ADDITIONAL SECTION (5 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 dns.cs.wisc.edu. 3600 IN A 128.105.2.10 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to dns.cs.wisc.edu for umich.edu/SOA
	Received 100 bytes from 128.105.2.10
	;; Answer received from 128.105.2.10 (100 bytes) ;; HEADER SECTION ;; id = 33237 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (1 record) umich.edu. 0 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 2021041901 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	Query to dns1.itd.umich.edu for umich.edu/A
	Received 214 bytes from 192.12.80.214
	;; Answer received from 192.12.80.214 (214 bytes) ;; HEADER SECTION ;; id = 9149 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns.cs.wisc.edu. umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns3.umich.org. ;; ADDITIONAL SECTION (5 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 dns.cs.wisc.edu. 3600 IN A 128.105.2.10 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	umich.edu A RR has value 141.211.243.251
	No RRSIGs found

umich.edu

	Query to dns3.umich.org for umich.edu/A
	Received 198 bytes from 18.225.0.3
	;; Answer received from 18.225.0.3 (198 bytes) ;; HEADER SECTION ;; id = 822 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 4 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns.cs.wisc.edu. umich.edu. 1800 IN NS dns3.umich.org. ;; ADDITIONAL SECTION (4 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	dns3.umich.org is authoritative for umich.edu
	Query to dns3.umich.org for umich.edu/A
	Received 198 bytes from 18.225.0.3
	;; Answer received from 18.225.0.3 (198 bytes) ;; HEADER SECTION ;; id = 53538 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 4 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns3.umich.org. umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns.cs.wisc.edu. ;; ADDITIONAL SECTION (4 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	umich.edu A RR has value 141.211.243.251
	No RRSIGs found

umich.edu

	Query to dns2.itd.umich.edu for umich.edu/A
	Received 214 bytes from 192.12.80.222
	;; Answer received from 192.12.80.222 (214 bytes) ;; HEADER SECTION ;; id = 44333 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns.cs.wisc.edu. umich.edu. 1800 IN NS dns3.umich.org. ;; ADDITIONAL SECTION (5 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 dns.cs.wisc.edu. 3600 IN A 128.105.2.10 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	dns2.itd.umich.edu is authoritative for umich.edu
	Query to dns2.itd.umich.edu for umich.edu/A
	Received 214 bytes from 192.12.80.222
	;; Answer received from 192.12.80.222 (214 bytes) ;; HEADER SECTION ;; id = 24219 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 4 arcount = 5 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (4 records) umich.edu. 1800 IN NS dns2.itd.umich.edu. umich.edu. 1800 IN NS dns3.umich.org. umich.edu. 1800 IN NS dns1.itd.umich.edu. umich.edu. 1800 IN NS dns.cs.wisc.edu. ;; ADDITIONAL SECTION (5 records) dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns3.umich.org. 1800 IN A 18.225.0.3 dns.cs.wisc.edu. 3600 IN A 128.105.2.10 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	umich.edu A RR has value 141.211.243.251
	No RRSIGs found

umich.edu

	Query to dns.cs.wisc.edu for umich.edu/A
	Received 54 bytes from 128.105.2.10
	;; Answer received from 128.105.2.10 (54 bytes) ;; HEADER SECTION ;; id = 737 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	dns.cs.wisc.edu is authoritative for umich.edu
	Query to dns.cs.wisc.edu for umich.edu/A
	Received 54 bytes from 128.105.2.10
	;; Answer received from 128.105.2.10 (54 bytes) ;; HEADER SECTION ;; id = 33294 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option: ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (1 record) umich.edu. 1800 IN A 141.211.243.251 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 1232 ;; option:
	umich.edu A RR has value 141.211.243.251
	No RRSIGs found

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DNSSEC Analyzer

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