DNSSEC Debugger - milan.ac

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Time: 2026-07-19 03:38:30 UTC

Analyzing DNSSEC problems for milan.ac

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

DS=38696/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	`. IN DS ( 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 )`
	Query to d.root-servers.net for ./DNSKEY
	Received 1139 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 1139 octets ;; HEADER SECTION ;; id = 24324 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260801000000 20260711000000 20326 . UR8aFDzTrvuP+LQH7NgPIau8IJlyf9kN9SRU6o6eR8GPOOTiMO24KVLBKqfPUHSWe4IoJDPgzRLi KJO281dRTQtMot+lDoJdMMqLI+dhD4BTr+Nm6xK0QqfQ8FVeZmm75bCjtJ7chnvyxoGqkIX6dDO2 m3uQnlnMMm9yqMLaPTQLp9uV1Rs8SF53Lv01aNcpOT1eHZNmBg4JtKHBPwSVjoepqahHUXzR+3LT pQ27pNgsOCcqfKMG/ac8lSpVVxQbGDe8LQcMq7RVL/MJ1F3Yqcbld13d3mCiPj7JobKTsp0X0dbR nRbWhh3NiKA99i3880pBYnj15FlUW7W5iUnDNw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	DNSKEY=38696/SEP is now in the chain-of-trust
	DS=38696/SHA-256 verifies DNSKEY=38696/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20260801000000 20260711000000 20326 . UR8aFDzTrvuP+LQH7NgPIau8IJlyf9kN9SRU6o6eR8GPOOTiMO24KVLBKqfPUHSWe4IoJDPgzRLi KJO281dRTQtMot+lDoJdMMqLI+dhD4BTr+Nm6xK0QqfQ8FVeZmm75bCjtJ7chnvyxoGqkIX6dDO2 m3uQnlnMMm9yqMLaPTQLp9uV1Rs8SF53Lv01aNcpOT1eHZNmBg4JtKHBPwSVjoepqahHUXzR+3LT pQ27pNgsOCcqfKMG/ac8lSpVVxQbGDe8LQcMq7RVL/MJ1F3Yqcbld13d3mCiPj7JobKTsp0X0dbR nRbWhh3NiKA99i3880pBYnj15FlUW7W5iUnDNw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=57780 is now in the chain-of-trust
	Query to m.root-servers.net for milan.ac/A
	Received 622 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 622 octets ;; HEADER SECTION ;; id = 58318 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) ac. 172800 IN NS b0.nic.ac. ac. 172800 IN NS a0.nic.ac. ac. 172800 IN NS a2.nic.ac. ac. 172800 IN NS c0.nic.ac. ac. 86400 IN DS ( 42665 8 2 4b15f405c98f4bc3a370b19e54dbe75df201edcd38577c51d277dc6559865d95 ) ac. 86400 IN RRSIG ( DS 8 1 86400 20260731170000 20260718160000 57780 . l4DebEyVdNr9bzKEvyowvuIce1YhO4naCQUcou+nTjl9uho5WaF1851PiptffbdkNINTbrDsfJS9 u9hU0MXVrJl5DxM+51CEVOArCR263nwXdMHQA3GUCj2aIh00gY18pN8ti4ilsbeiCIbEYxUKD0KC jd7YkyuEJKxRhYk5nZjzvWjuEMOIWfbgbyXIRWAI4yj0wXIGk4fMScNrX/SGIrVu6XuSeYz20Czc R2+X9Gz4YmTmt6u/xzrO893Mccg0Jf8s/RPrJ9pU6vs0YyezMUZq52N6bXZbsiCuFebDns8FDyAb dE+5VXDYLUPOyJwo39t2F+PvgjcrW4GcANpg7g== ) ;; ADDITIONAL SECTION (9 records) c0.nic.ac. 172800 IN A 65.22.162.1 b0.nic.ac. 172800 IN A 65.22.161.1 a2.nic.ac. 172800 IN A 65.22.163.1 a0.nic.ac. 172800 IN A 65.22.160.1 c0.nic.ac. 172800 IN AAAA 2a01:8840:a0::1 b0.nic.ac. 172800 IN AAAA 2a01:8840:9f::1 a2.nic.ac. 172800 IN AAAA 2a01:8840:a1::1 a0.nic.ac. 172800 IN AAAA 2a01:8840:9e::1 ;; { "EDNS-VERSION": 0 }
	Query to l.root-servers.net for ac/DNSKEY
	Received 614 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 614 octets ;; HEADER SECTION ;; id = 29326 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ac. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) ac. 172800 IN NS a0.nic.ac. ac. 172800 IN NS a2.nic.ac. ac. 172800 IN NS b0.nic.ac. ac. 172800 IN NS c0.nic.ac. ac. 86400 IN DS ( 42665 8 2 4b15f405c98f4bc3a370b19e54dbe75df201edcd38577c51d277dc6559865d95 ) ac. 86400 IN RRSIG ( DS 8 1 86400 20260731170000 20260718160000 57780 . l4DebEyVdNr9bzKEvyowvuIce1YhO4naCQUcou+nTjl9uho5WaF1851PiptffbdkNINTbrDsfJS9 u9hU0MXVrJl5DxM+51CEVOArCR263nwXdMHQA3GUCj2aIh00gY18pN8ti4ilsbeiCIbEYxUKD0KC jd7YkyuEJKxRhYk5nZjzvWjuEMOIWfbgbyXIRWAI4yj0wXIGk4fMScNrX/SGIrVu6XuSeYz20Czc R2+X9Gz4YmTmt6u/xzrO893Mccg0Jf8s/RPrJ9pU6vs0YyezMUZq52N6bXZbsiCuFebDns8FDyAb dE+5VXDYLUPOyJwo39t2F+PvgjcrW4GcANpg7g== ) ;; ADDITIONAL SECTION (9 records) a0.nic.ac. 172800 IN A 65.22.160.1 a2.nic.ac. 172800 IN A 65.22.163.1 b0.nic.ac. 172800 IN A 65.22.161.1 c0.nic.ac. 172800 IN A 65.22.162.1 a0.nic.ac. 172800 IN AAAA 2a01:8840:9e::1 a2.nic.ac. 172800 IN AAAA 2a01:8840:a1::1 b0.nic.ac. 172800 IN AAAA 2a01:8840:9f::1 c0.nic.ac. 172800 IN AAAA 2a01:8840:a0::1 ;; { "EDNS-VERSION": 0 }
	Found child zone ac

	Checking DS between . and ac
	Query to c.root-servers.net for ac/DS
	Received 366 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 366 octets ;; HEADER SECTION ;; id = 25217 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ac. IN DS ;; ANSWER SECTION (2 records) ac. 86400 IN DS ( 42665 8 2 4b15f405c98f4bc3a370b19e54dbe75df201edcd38577c51d277dc6559865d95 ) ac. 86400 IN RRSIG ( DS 8 1 86400 20260731170000 20260718160000 57780 . l4DebEyVdNr9bzKEvyowvuIce1YhO4naCQUcou+nTjl9uho5WaF1851PiptffbdkNINTbrDsfJS9 u9hU0MXVrJl5DxM+51CEVOArCR263nwXdMHQA3GUCj2aIh00gY18pN8ti4ilsbeiCIbEYxUKD0KC jd7YkyuEJKxRhYk5nZjzvWjuEMOIWfbgbyXIRWAI4yj0wXIGk4fMScNrX/SGIrVu6XuSeYz20Czc R2+X9Gz4YmTmt6u/xzrO893Mccg0Jf8s/RPrJ9pU6vs0YyezMUZq52N6bXZbsiCuFebDns8FDyAb dE+5VXDYLUPOyJwo39t2F+PvgjcrW4GcANpg7g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for ac in the . zone
	DS=42665/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`ac. 86400 IN RRSIG ( DS 8 1 86400 20260731170000 20260718160000 57780 . l4DebEyVdNr9bzKEvyowvuIce1YhO4naCQUcou+nTjl9uho5WaF1851PiptffbdkNINTbrDsfJS9 u9hU0MXVrJl5DxM+51CEVOArCR263nwXdMHQA3GUCj2aIh00gY18pN8ti4ilsbeiCIbEYxUKD0KC jd7YkyuEJKxRhYk5nZjzvWjuEMOIWfbgbyXIRWAI4yj0wXIGk4fMScNrX/SGIrVu6XuSeYz20Czc R2+X9Gz4YmTmt6u/xzrO893Mccg0Jf8s/RPrJ9pU6vs0YyezMUZq52N6bXZbsiCuFebDns8FDyAb dE+5VXDYLUPOyJwo39t2F+PvgjcrW4GcANpg7g== )`
	RRSIG=57780 and DNSKEY=57780 verifies the DS RRset
	DS=42665/SHA-256 is now in the chain-of-trust
	`ac. 86400 IN DS ( 42665 8 2 4b15f405c98f4bc3a370b19e54dbe75df201edcd38577c51d277dc6559865d95 )`
	Query to c0.nic.ac for ac/DNSKEY
	Received 893 bytes from 65.22.162.1
	;; Response received from [65.22.162.1] 893 octets ;; HEADER SECTION ;; id = 61956 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ac. IN DNSKEY ;; ANSWER SECTION (4 records) ac. 3600 IN DNSKEY ( 256 3 8 AwEAAaYC2YsG0wVO90e0bGqqtomlXaKslUMgCEisH2QUr4giquelkj4Cx4uTe5OWEYq9BQ1aMWMJ MhqdOdpv/jL86ubqL2jysnP4OnIdwJzUh3IlHdzdu0VLiuMj0guyQ2+pc7DMsYUX0ZhZyao1+vCJ zrv/kuyvR52BQ/AGs2bLi35j ) ; keytag 43803 ac. 3600 IN DNSKEY ( 256 3 8 AwEAAcGZPW2RInG43c+Qnf1hhtQYehj5feB9NHAm17y7KwNBDVJd87JutkcVobuBAVZuNJbinQpG KvLO9LZOTqGUfhkNya0yfIjI0+VD4mzx0i+Yh74UQxAaDSYNuxIA8eoV/dkd2qOoQ1JxK8dIX23a 4/IFyoF9XV1sQtELkOfqJN61 ) ; keytag 52515 ac. 3600 IN DNSKEY ( 257 3 8 AwEAAdNqohrHz11qNR/fxISBBsV5yX8IQcyDTDY05ojXr/Gt1ZDdCo2LaPK2C1NfTk9s0voBrgZ+ kc35em7JHYMnEat1PC0fcuTyKd/orotjm/SlTGo30Z5PUD0lCcUKp1iQvMfm3tJYMtlXuXwODLPL PqSZLpSJx5RFxbNyi9HB5iKwNSQHK4/2Exmvsw12bvIyIezNE36g2xztZwEylgKf941ff7rsW5og jbp4L6hFK1UX1gWLYU7/gMu6dc3NTukYNVgMoEnMspNeFXhh9ozWsAfHhtPC50Ol9AYgOP9DUgtU vDWFQ9nNFFFMS+P/CMEG1bNtSjEwbQo4Wpj9OxqEacc= ) ; keytag 42665 ac. 3600 IN RRSIG ( DNSKEY 8 1 3600 20260807152221 20260717142221 42665 ac. wHrPbQUoN1nNgdO0Ql1pKQvmKUrJjzG/TY0yW8SUBfK1Ns804+m9q6A6je+gf5vCDHIl4dgrFjKc c7JL1/veuJOrRQUMCMHL3YqX8ryRKU7vko8rExsYWKQxRbe2kuj92JyBw0UaV+ttURviqVa45HAf ahuL5fMdZaGe/6d+/hE3W40RzTFFasnBasgqBlTG0W5L+OYR3RPzJ8xvtxiuH4XzZJlBON4Mv90x f969rhvVXCOLZI4sPEv6+hW2CoWA3bZd3j6Nc4WdO0sXSAkPYeF13ZGzHE/azeUas/EOxOrj1C4m a/pKKFScB977eEW5nRYaZeqQQQX1ogMNL48Bew== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for ac
	`ac. 3600 IN DNSKEY ( 256 3 8 AwEAAaYC2YsG0wVO90e0bGqqtomlXaKslUMgCEisH2QUr4giquelkj4Cx4uTe5OWEYq9BQ1aMWMJ MhqdOdpv/jL86ubqL2jysnP4OnIdwJzUh3IlHdzdu0VLiuMj0guyQ2+pc7DMsYUX0ZhZyao1+vCJ zrv/kuyvR52BQ/AGs2bLi35j ) ; keytag 43803`
	`ac. 3600 IN DNSKEY ( 256 3 8 AwEAAcGZPW2RInG43c+Qnf1hhtQYehj5feB9NHAm17y7KwNBDVJd87JutkcVobuBAVZuNJbinQpG KvLO9LZOTqGUfhkNya0yfIjI0+VD4mzx0i+Yh74UQxAaDSYNuxIA8eoV/dkd2qOoQ1JxK8dIX23a 4/IFyoF9XV1sQtELkOfqJN61 ) ; keytag 52515`
	`ac. 3600 IN DNSKEY ( 257 3 8 AwEAAdNqohrHz11qNR/fxISBBsV5yX8IQcyDTDY05ojXr/Gt1ZDdCo2LaPK2C1NfTk9s0voBrgZ+ kc35em7JHYMnEat1PC0fcuTyKd/orotjm/SlTGo30Z5PUD0lCcUKp1iQvMfm3tJYMtlXuXwODLPL PqSZLpSJx5RFxbNyi9HB5iKwNSQHK4/2Exmvsw12bvIyIezNE36g2xztZwEylgKf941ff7rsW5og jbp4L6hFK1UX1gWLYU7/gMu6dc3NTukYNVgMoEnMspNeFXhh9ozWsAfHhtPC50Ol9AYgOP9DUgtU vDWFQ9nNFFFMS+P/CMEG1bNtSjEwbQo4Wpj9OxqEacc= ) ; keytag 42665`
	DNSKEY=42665/SEP is now in the chain-of-trust
	DS=42665/SHA-256 verifies DNSKEY=42665/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`ac. 3600 IN RRSIG ( DNSKEY 8 1 3600 20260807152221 20260717142221 42665 ac. wHrPbQUoN1nNgdO0Ql1pKQvmKUrJjzG/TY0yW8SUBfK1Ns804+m9q6A6je+gf5vCDHIl4dgrFjKc c7JL1/veuJOrRQUMCMHL3YqX8ryRKU7vko8rExsYWKQxRbe2kuj92JyBw0UaV+ttURviqVa45HAf ahuL5fMdZaGe/6d+/hE3W40RzTFFasnBasgqBlTG0W5L+OYR3RPzJ8xvtxiuH4XzZJlBON4Mv90x f969rhvVXCOLZI4sPEv6+hW2CoWA3bZd3j6Nc4WdO0sXSAkPYeF13ZGzHE/azeUas/EOxOrj1C4m a/pKKFScB977eEW5nRYaZeqQQQX1ogMNL48Bew== )`
	RRSIG=42665 and DNSKEY=42665/SEP verifies the DNSKEY RRset
	DNSKEY=43803 is now in the chain-of-trust
	DNSKEY=52515 is now in the chain-of-trust
	Query to a2.nic.ac for milan.ac/A
	Received 307 bytes from 65.22.163.1
	;; Response received from [65.22.163.1] 307 octets ;; HEADER SECTION ;; id = 50892 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) milan.ac. 3600 IN NS yichun.ns.cloudflare.com. milan.ac. 3600 IN NS bristol.ns.cloudflare.com. milan.ac. 3600 IN DS ( 2371 13 2 f983d231f17669c03cab9b32cb0c3eb2a10f6837dcbf2ce0da499443b4ddd0da ) milan.ac. 3600 IN RRSIG ( DS 8 2 3600 20260807152221 20260717142221 52515 ac. HFYvevXw36/2CZceco01bk+YBbFoPnlfKzANrQkWpwPg7DFKVXCs0aOUo4cGYmiwiHTiiLrC7zb7 fciqfv+7HBiCuPJOiNlHgZ6+6oTciGOszPHEWsaH5wUbE5Od78ScEFl3IDNxGMzg+VZ6vhsbEkIt D5z5hNxHXTVI8DKmObg= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to c0.nic.ac for milan.ac/DNSKEY
	Received 307 bytes from 65.22.162.1
	;; Response received from [65.22.162.1] 307 octets ;; HEADER SECTION ;; id = 53118 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) milan.ac. 3600 IN NS yichun.ns.cloudflare.com. milan.ac. 3600 IN NS bristol.ns.cloudflare.com. milan.ac. 3600 IN DS ( 2371 13 2 f983d231f17669c03cab9b32cb0c3eb2a10f6837dcbf2ce0da499443b4ddd0da ) milan.ac. 3600 IN RRSIG ( DS 8 2 3600 20260807152221 20260717142221 52515 ac. HFYvevXw36/2CZceco01bk+YBbFoPnlfKzANrQkWpwPg7DFKVXCs0aOUo4cGYmiwiHTiiLrC7zb7 fciqfv+7HBiCuPJOiNlHgZ6+6oTciGOszPHEWsaH5wUbE5Od78ScEFl3IDNxGMzg+VZ6vhsbEkIt D5z5hNxHXTVI8DKmObg= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone milan.ac

milan.ac

	Checking DS between ac and milan.ac
	Query to c0.nic.ac for milan.ac/DS
	Received 247 bytes from 65.22.162.1
	;; Response received from [65.22.162.1] 247 octets ;; HEADER SECTION ;; id = 36716 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN DS ;; ANSWER SECTION (2 records) milan.ac. 3600 IN DS ( 2371 13 2 f983d231f17669c03cab9b32cb0c3eb2a10f6837dcbf2ce0da499443b4ddd0da ) milan.ac. 3600 IN RRSIG ( DS 8 2 3600 20260807152221 20260717142221 52515 ac. HFYvevXw36/2CZceco01bk+YBbFoPnlfKzANrQkWpwPg7DFKVXCs0aOUo4cGYmiwiHTiiLrC7zb7 fciqfv+7HBiCuPJOiNlHgZ6+6oTciGOszPHEWsaH5wUbE5Od78ScEFl3IDNxGMzg+VZ6vhsbEkIt D5z5hNxHXTVI8DKmObg= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for milan.ac in the ac zone
	DS=2371/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`milan.ac. 3600 IN RRSIG ( DS 8 2 3600 20260807152221 20260717142221 52515 ac. HFYvevXw36/2CZceco01bk+YBbFoPnlfKzANrQkWpwPg7DFKVXCs0aOUo4cGYmiwiHTiiLrC7zb7 fciqfv+7HBiCuPJOiNlHgZ6+6oTciGOszPHEWsaH5wUbE5Od78ScEFl3IDNxGMzg+VZ6vhsbEkIt D5z5hNxHXTVI8DKmObg= )`
	RRSIG=52515 and DNSKEY=52515 verifies the DS RRset
	DS=2371/SHA-256 is now in the chain-of-trust
	`milan.ac. 3600 IN DS ( 2371 13 2 f983d231f17669c03cab9b32cb0c3eb2a10f6837dcbf2ce0da499443b4ddd0da )`
	Query to bristol.ns.cloudflare.com for milan.ac/DNSKEY
	Received 301 bytes from 162.159.38.47
	;; Response received from [162.159.38.47] 301 octets ;; HEADER SECTION ;; id = 49444 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN DNSKEY ;; ANSWER SECTION (3 records) milan.ac. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371 milan.ac. 3600 IN DNSKEY ( 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x 8fGAa2XhSA== ) ; keytag 34505 milan.ac. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260903172006 20260704172006 2371 milan.ac. W59/Mf4qw7GXVahUtLMLSiZw++ORTsjHTTtJXVioEvVTTrMHjGNvqfmcLVCz8nvxH+vdHlfNrvUq bd5gdi7+Eg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for milan.ac
	`milan.ac. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371`
	`milan.ac. 3600 IN DNSKEY ( 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x 8fGAa2XhSA== ) ; keytag 34505`
	DNSKEY=2371/SEP is now in the chain-of-trust
	DS=2371/SHA-256 verifies DNSKEY=2371/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`milan.ac. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260903172006 20260704172006 2371 milan.ac. W59/Mf4qw7GXVahUtLMLSiZw++ORTsjHTTtJXVioEvVTTrMHjGNvqfmcLVCz8nvxH+vdHlfNrvUq bd5gdi7+Eg== )`
	RRSIG=2371 and DNSKEY=2371/SEP verifies the DNSKEY RRset
	DNSKEY=34505 is now in the chain-of-trust
	Query to bristol.ns.cloudflare.com for milan.ac/A
	Received 173 bytes from 108.162.194.47
	;; Response received from [108.162.194.47] 173 octets ;; HEADER SECTION ;; id = 31716 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN A ;; ANSWER SECTION (3 records) milan.ac. 300 IN A 104.21.45.178 milan.ac. 300 IN A 172.67.217.183 milan.ac. 300 IN RRSIG ( A 13 2 300 20260720043831 20260718023831 34505 milan.ac. 9CCar3zw7RryquVMkuQ/TahppEwDk0hAHAg8gE8tJHXznt/cYW5ywIo58RtjKHQq36lF4unF3XL+ JRf1XQJE8w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	bristol.ns.cloudflare.com is authoritative for milan.ac
	Found RRSIG signed by milan.ac zone
	Query to yichun.ns.cloudflare.com for milan.ac/SOA
	Received 206 bytes from 172.64.33.248
	;; Response received from [172.64.33.248] 206 octets ;; HEADER SECTION ;; id = 20918 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN SOA ;; ANSWER SECTION (2 records) milan.ac. 1800 IN SOA ( bristol.ns.cloudflare.com. dns.cloudflare.com. 2408757711 ;serial 10000 ;refresh 2400 ;retry 604800 ;expire 1800 ;minimum ) milan.ac. 1800 IN RRSIG ( SOA 13 2 1800 20260720043831 20260718023831 34505 milan.ac. Syua7/1zyYw/pdeKH2/CEZ6qHhL3VERatS9IUPrQKiZ9tDwfTdLuD8XwrSeGiDF532nD/FD9hM2T ui1AD/1hSA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to bristol.ns.cloudflare.com for milan.ac/A
	milan.ac A RR has value 104.21.45.178
	milan.ac A RR has value 172.67.217.183
	Found 1 RRSIGs over A RRset
	`milan.ac. 300 IN RRSIG ( A 13 2 300 20260720043831 20260718023831 34505 milan.ac. 9CCar3zw7RryquVMkuQ/TahppEwDk0hAHAg8gE8tJHXznt/cYW5ywIo58RtjKHQq36lF4unF3XL+ JRf1XQJE8w== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

milan.ac

	Query to yichun.ns.cloudflare.com for milan.ac/A
	Received 173 bytes from 108.162.193.248
	;; Response received from [108.162.193.248] 173 octets ;; HEADER SECTION ;; id = 51917 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; milan.ac. IN A ;; ANSWER SECTION (3 records) milan.ac. 300 IN A 104.21.45.178 milan.ac. 300 IN A 172.67.217.183 milan.ac. 300 IN RRSIG ( A 13 2 300 20260720043831 20260718023831 34505 milan.ac. +ILQG55N5n60Tbh31+WA9IsedjLXofspQBKDrAJ7xvfVEpSe2Fs1t7cPmEQEMn/lPv4UBLjjh7wg 2j4fMpkMSA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	yichun.ns.cloudflare.com is authoritative for milan.ac
	Found RRSIG signed by milan.ac zone
	Query to yichun.ns.cloudflare.com for milan.ac/A
	milan.ac A RR has value 104.21.45.178
	milan.ac A RR has value 172.67.217.183
	Found 1 RRSIGs over A RRset
	`milan.ac. 300 IN RRSIG ( A 13 2 300 20260720043831 20260718023831 34505 milan.ac. +ILQG55N5n60Tbh31+WA9IsedjLXofspQBKDrAJ7xvfVEpSe2Fs1t7cPmEQEMn/lPv4UBLjjh7wg 2j4fMpkMSA== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

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