DNSSEC Debugger

Domain Name:

Time: 2026-04-11 05:25:22 UTC

Analyzing DNSSEC problems for a.ac

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 h.root-servers.net for ./DNSKEY
	Received 1414 bytes from 198.97.190.53
	;; Response received from [198.97.190.53] 1414 octets ;; HEADER SECTION ;; id = 22990 ;; 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 = 5 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 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 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260422000000 20260401000000 20326 . Nt4x7yqmsincs4ioIgZsndCkDnX0VGYvrwktw71R5xqyzdE8no8GBFuMSWBfOe7t64hIVApinTCZ ozwhiHQ9vjxEzz1vOf/3AjXXYclWI2UtaLlkJnb+Kv5ZFQH5j98nmRo1d0DKHg5rVUUQKY0VsfxP mnJ0y+ZWA7RWzQSR0zKvZbrX2wjtaUe5ZqpWk/+Yk3e4MiC1P9wMs5w6X+MkidQDlMQsrYQW57Xt 8iqTK2Wm66WIXzDkP7OSl8jTLINhz+o/3OOMLgkG8zTwh4BTWI36ySyZIUtqXdrsIZrX60U1nutq AMONInBHXGLfw3VODBlMvIeD0WLk3e52pYP/Tg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831`
	`. 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 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393`
	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 20260422000000 20260401000000 20326 . Nt4x7yqmsincs4ioIgZsndCkDnX0VGYvrwktw71R5xqyzdE8no8GBFuMSWBfOe7t64hIVApinTCZ ozwhiHQ9vjxEzz1vOf/3AjXXYclWI2UtaLlkJnb+Kv5ZFQH5j98nmRo1d0DKHg5rVUUQKY0VsfxP mnJ0y+ZWA7RWzQSR0zKvZbrX2wjtaUe5ZqpWk/+Yk3e4MiC1P9wMs5w6X+MkidQDlMQsrYQW57Xt 8iqTK2Wm66WIXzDkP7OSl8jTLINhz+o/3OOMLgkG8zTwh4BTWI36ySyZIUtqXdrsIZrX60U1nutq AMONInBHXGLfw3VODBlMvIeD0WLk3e52pYP/Tg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=21831 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=54393 is now in the chain-of-trust
	Query to f.root-servers.net for a.ac/A
	Received 616 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 616 octets ;; HEADER SECTION ;; id = 48172 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; a.ac. IN A ;; 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 20260423170000 20260410160000 54393 . uL7fZZvdr/lDsbrHkkMQ/PzO4flxWmzCyQOEWmftDSowuXBffnh3BJKVRpyjWm2vJFC43VhWrOUI dVNocz6mXKCjtpD8Fw0CK20+Qccc1Th6wosRwiEUn/1vblZU8HVIC0DbPhH+3yQMSGPL15I1n/Xc OTZhQqc8jpXIchuHWmpBqbcUHvguqjEWReEiC1F1GyIS7eXoe0P80jqNy+4bzViMPPwIU1zS8HPj RDOdkHim7x4KWr0VG4KJt99ZP+vumCWI13BDmGYYQuye+3Xfx8mZfzoh9rUcCMH7WFNQeDYGn+H5 f1lnHjRWJb1uAxoBTrqTQFdkYrVi8eq9bQnssg== ) ;; ADDITIONAL SECTION (9 records) a0.nic.ac. 172800 IN A 65.22.160.1 a0.nic.ac. 172800 IN AAAA 2a01:8840:9e::1 a2.nic.ac. 172800 IN A 65.22.163.1 a2.nic.ac. 172800 IN AAAA 2a01:8840:a1::1 b0.nic.ac. 172800 IN A 65.22.161.1 b0.nic.ac. 172800 IN AAAA 2a01:8840:9f::1 c0.nic.ac. 172800 IN A 65.22.162.1 c0.nic.ac. 172800 IN AAAA 2a01:8840:a0::1 ;; { "EDNS-VERSION": 0 }
	Query to i.root-servers.net for ac/DNSKEY
	Received 614 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 614 octets ;; HEADER SECTION ;; id = 19500 ;; 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) ;; ac. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) ac. 172800 IN NS a0.nic.ac. ac. 172800 IN NS b0.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 20260423170000 20260410160000 54393 . uL7fZZvdr/lDsbrHkkMQ/PzO4flxWmzCyQOEWmftDSowuXBffnh3BJKVRpyjWm2vJFC43VhWrOUI dVNocz6mXKCjtpD8Fw0CK20+Qccc1Th6wosRwiEUn/1vblZU8HVIC0DbPhH+3yQMSGPL15I1n/Xc OTZhQqc8jpXIchuHWmpBqbcUHvguqjEWReEiC1F1GyIS7eXoe0P80jqNy+4bzViMPPwIU1zS8HPj RDOdkHim7x4KWr0VG4KJt99ZP+vumCWI13BDmGYYQuye+3Xfx8mZfzoh9rUcCMH7WFNQeDYGn+H5 f1lnHjRWJb1uAxoBTrqTQFdkYrVi8eq9bQnssg== ) ;; 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 j.root-servers.net for ac/DS
	Received 366 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 366 octets ;; HEADER SECTION ;; id = 20383 ;; 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": 1472, ;; "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 20260423170000 20260410160000 54393 . uL7fZZvdr/lDsbrHkkMQ/PzO4flxWmzCyQOEWmftDSowuXBffnh3BJKVRpyjWm2vJFC43VhWrOUI dVNocz6mXKCjtpD8Fw0CK20+Qccc1Th6wosRwiEUn/1vblZU8HVIC0DbPhH+3yQMSGPL15I1n/Xc OTZhQqc8jpXIchuHWmpBqbcUHvguqjEWReEiC1F1GyIS7eXoe0P80jqNy+4bzViMPPwIU1zS8HPj RDOdkHim7x4KWr0VG4KJt99ZP+vumCWI13BDmGYYQuye+3Xfx8mZfzoh9rUcCMH7WFNQeDYGn+H5 f1lnHjRWJb1uAxoBTrqTQFdkYrVi8eq9bQnssg== ) ;; 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 20260423170000 20260410160000 54393 . uL7fZZvdr/lDsbrHkkMQ/PzO4flxWmzCyQOEWmftDSowuXBffnh3BJKVRpyjWm2vJFC43VhWrOUI dVNocz6mXKCjtpD8Fw0CK20+Qccc1Th6wosRwiEUn/1vblZU8HVIC0DbPhH+3yQMSGPL15I1n/Xc OTZhQqc8jpXIchuHWmpBqbcUHvguqjEWReEiC1F1GyIS7eXoe0P80jqNy+4bzViMPPwIU1zS8HPj RDOdkHim7x4KWr0VG4KJt99ZP+vumCWI13BDmGYYQuye+3Xfx8mZfzoh9rUcCMH7WFNQeDYGn+H5 f1lnHjRWJb1uAxoBTrqTQFdkYrVi8eq9bQnssg== )`
	RRSIG=54393 and DNSKEY=54393 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 a0.nic.ac for ac/DNSKEY
	Received 893 bytes from 65.22.160.1
	;; Response received from [65.22.160.1] 893 octets ;; HEADER SECTION ;; id = 53137 ;; 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 ( 257 3 8 AwEAAdNqohrHz11qNR/fxISBBsV5yX8IQcyDTDY05ojXr/Gt1ZDdCo2LaPK2C1NfTk9s0voBrgZ+ kc35em7JHYMnEat1PC0fcuTyKd/orotjm/SlTGo30Z5PUD0lCcUKp1iQvMfm3tJYMtlXuXwODLPL PqSZLpSJx5RFxbNyi9HB5iKwNSQHK4/2Exmvsw12bvIyIezNE36g2xztZwEylgKf941ff7rsW5og jbp4L6hFK1UX1gWLYU7/gMu6dc3NTukYNVgMoEnMspNeFXhh9ozWsAfHhtPC50Ol9AYgOP9DUgtU vDWFQ9nNFFFMS+P/CMEG1bNtSjEwbQo4Wpj9OxqEacc= ) ; keytag 42665 ac. 3600 IN DNSKEY ( 256 3 8 AwEAAc8uMU5bj6PvOng+33m4KZdtlzfAZZiVMlqMcAnbgEjJHrYcp/Oaw6m42nrZSvKaYtGXM5JG 3Ja2lWc5vVFCwTGXTki7HGT/rqNE8nbXbUzj3HjGo83R90mL1XEoy+0ZKA0ECKtkWCVylkqqS101 SiD4eijxT9uFtKDqjN011nRd ) ; keytag 55683 ac. 3600 IN DNSKEY ( 256 3 8 AwEAAarwfEHbr3Q1MmMASll9Wl5E5JXk88B/v5urhbfRkdKkGapz6AFqTdX0ujlnCMAyfEtKeHPn 9UyMczBps4FPNan7nIVMWQZPvFQJJcX50Z1NMmsnlSUX82qShvO1yzQNcJtZ0Zb2thj6ysiABoOd ySt0eXakT0AkGJx/qXLlrpt7 ) ; keytag 37029 ac. 3600 IN RRSIG ( DNSKEY 8 1 3600 20260430152447 20260409142447 42665 ac. g2rc7ew8n37d9P9uF2SJpcsAfAB2X0eGHuqNXloFQhajwfi01M5TyXSd565n5ZNvXAdgA46RjUtZ SylgTgjS26iB2ZlPsMaKlQupWRzSxYw5vnzebHKvAw0ozoSjdS+LdY30Qj/sew7LOCr937dSZ6xb 8R9eIfkRHytOG8CzqCkP4KN5zMV/XRvWwRM/DlI2sHUAqGRkhwHU5CrVFLHrbFmFzx2LzmxwZE/U 2XI+XsP+2Lyue4CWZIoEZu8bkLaX/gxp2hn4FR3zupsrKHU1qLTEj48RG1pmmFB1KM8dXJE9MQXA b5aIttsHcxB9xDCTAYYTTzhl5eQh1JvocQ3C3Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for ac
	`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 DNSKEY ( 256 3 8 AwEAAc8uMU5bj6PvOng+33m4KZdtlzfAZZiVMlqMcAnbgEjJHrYcp/Oaw6m42nrZSvKaYtGXM5JG 3Ja2lWc5vVFCwTGXTki7HGT/rqNE8nbXbUzj3HjGo83R90mL1XEoy+0ZKA0ECKtkWCVylkqqS101 SiD4eijxT9uFtKDqjN011nRd ) ; keytag 55683`
	`ac. 3600 IN DNSKEY ( 256 3 8 AwEAAarwfEHbr3Q1MmMASll9Wl5E5JXk88B/v5urhbfRkdKkGapz6AFqTdX0ujlnCMAyfEtKeHPn 9UyMczBps4FPNan7nIVMWQZPvFQJJcX50Z1NMmsnlSUX82qShvO1yzQNcJtZ0Zb2thj6ysiABoOd ySt0eXakT0AkGJx/qXLlrpt7 ) ; keytag 37029`
	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 20260430152447 20260409142447 42665 ac. g2rc7ew8n37d9P9uF2SJpcsAfAB2X0eGHuqNXloFQhajwfi01M5TyXSd565n5ZNvXAdgA46RjUtZ SylgTgjS26iB2ZlPsMaKlQupWRzSxYw5vnzebHKvAw0ozoSjdS+LdY30Qj/sew7LOCr937dSZ6xb 8R9eIfkRHytOG8CzqCkP4KN5zMV/XRvWwRM/DlI2sHUAqGRkhwHU5CrVFLHrbFmFzx2LzmxwZE/U 2XI+XsP+2Lyue4CWZIoEZu8bkLaX/gxp2hn4FR3zupsrKHU1qLTEj48RG1pmmFB1KM8dXJE9MQXA b5aIttsHcxB9xDCTAYYTTzhl5eQh1JvocQ3C3Q== )`
	RRSIG=42665 and DNSKEY=42665/SEP verifies the DNSKEY RRset
	DNSKEY=55683 is now in the chain-of-trust
	DNSKEY=37029 is now in the chain-of-trust
	Query to c0.nic.ac for a.ac/A
	Received 303 bytes from 65.22.162.1
	;; Response received from [65.22.162.1] 303 octets ;; HEADER SECTION ;; id = 45672 ;; 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) ;; a.ac. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) a.ac. 3600 IN NS bristol.ns.cloudflare.com. a.ac. 3600 IN NS yichun.ns.cloudflare.com. a.ac. 3600 IN DS ( 2371 13 2 231b7ee31a6e4739b35197872d3bb0b72df1dbc14ea8226aabb35029b9e8fa43 ) a.ac. 3600 IN RRSIG ( DS 8 2 3600 20260430152447 20260409142447 37029 ac. H6Yz54q5r/SI2ZQMUaF7D7am32651mrN3R+dNEOiP/nZnmGXI3+hInuKOXFJ4mTPWMtra4LYBa0r pF924zabSe9JvWyrwT4dT5wG9rpfaA5NFEwoW2X961KiP94iN0ea6vJdhS3IZ2k/3hfBtWrKUXtB 6q+VPBwkIGuN6R+ggk8= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a0.nic.ac for a.ac/DNSKEY
	Received 303 bytes from 65.22.160.1
	;; Response received from [65.22.160.1] 303 octets ;; HEADER SECTION ;; id = 11627 ;; 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) ;; a.ac. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) a.ac. 3600 IN NS yichun.ns.cloudflare.com. a.ac. 3600 IN NS bristol.ns.cloudflare.com. a.ac. 3600 IN DS ( 2371 13 2 231b7ee31a6e4739b35197872d3bb0b72df1dbc14ea8226aabb35029b9e8fa43 ) a.ac. 3600 IN RRSIG ( DS 8 2 3600 20260430152447 20260409142447 37029 ac. H6Yz54q5r/SI2ZQMUaF7D7am32651mrN3R+dNEOiP/nZnmGXI3+hInuKOXFJ4mTPWMtra4LYBa0r pF924zabSe9JvWyrwT4dT5wG9rpfaA5NFEwoW2X961KiP94iN0ea6vJdhS3IZ2k/3hfBtWrKUXtB 6q+VPBwkIGuN6R+ggk8= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone a.ac

a.ac

	Checking DS between ac and a.ac
	Query to a0.nic.ac for a.ac/DS
	Received 243 bytes from 65.22.160.1
	;; Response received from [65.22.160.1] 243 octets ;; HEADER SECTION ;; id = 38243 ;; 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) ;; a.ac. IN DS ;; ANSWER SECTION (2 records) a.ac. 3600 IN DS ( 2371 13 2 231b7ee31a6e4739b35197872d3bb0b72df1dbc14ea8226aabb35029b9e8fa43 ) a.ac. 3600 IN RRSIG ( DS 8 2 3600 20260430152447 20260409142447 37029 ac. H6Yz54q5r/SI2ZQMUaF7D7am32651mrN3R+dNEOiP/nZnmGXI3+hInuKOXFJ4mTPWMtra4LYBa0r pF924zabSe9JvWyrwT4dT5wG9rpfaA5NFEwoW2X961KiP94iN0ea6vJdhS3IZ2k/3hfBtWrKUXtB 6q+VPBwkIGuN6R+ggk8= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for a.ac in the ac zone
	DS=2371/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`a.ac. 3600 IN RRSIG ( DS 8 2 3600 20260430152447 20260409142447 37029 ac. H6Yz54q5r/SI2ZQMUaF7D7am32651mrN3R+dNEOiP/nZnmGXI3+hInuKOXFJ4mTPWMtra4LYBa0r pF924zabSe9JvWyrwT4dT5wG9rpfaA5NFEwoW2X961KiP94iN0ea6vJdhS3IZ2k/3hfBtWrKUXtB 6q+VPBwkIGuN6R+ggk8= )`
	RRSIG=37029 and DNSKEY=37029 verifies the DS RRset
	DS=2371/SHA-256 is now in the chain-of-trust
	`a.ac. 3600 IN DS ( 2371 13 2 231b7ee31a6e4739b35197872d3bb0b72df1dbc14ea8226aabb35029b9e8fa43 )`
	Query to yichun.ns.cloudflare.com for a.ac/DNSKEY
	Received 293 bytes from 108.162.193.248
	;; Response received from [108.162.193.248] 293 octets ;; HEADER SECTION ;; id = 53340 ;; 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) ;; a.ac. IN DNSKEY ;; ANSWER SECTION (3 records) a.ac. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371 a.ac. 3600 IN DNSKEY ( 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x 8fGAa2XhSA== ) ; keytag 34505 a.ac. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260530171116 20260330171116 2371 a.ac. tolJNsNuMcByzzT/z1wR2M/kvjRBgQF0dZjJ1Ryu/PcP+4oXU1pdjE03NLi2ib1mbQ4OK9tyK/jL YJ+EEAxb0w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for a.ac
	`a.ac. 3600 IN DNSKEY ( 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iU zy1L53eKGQ== ) ; keytag 2371`
	`a.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
	`a.ac. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260530171116 20260330171116 2371 a.ac. tolJNsNuMcByzzT/z1wR2M/kvjRBgQF0dZjJ1Ryu/PcP+4oXU1pdjE03NLi2ib1mbQ4OK9tyK/jL YJ+EEAxb0w== )`
	RRSIG=2371 and DNSKEY=2371/SEP verifies the DNSKEY RRset
	DNSKEY=34505 is now in the chain-of-trust
	Query to yichun.ns.cloudflare.com for a.ac/A
	Received 165 bytes from 172.64.33.248
	;; Response received from [172.64.33.248] 165 octets ;; HEADER SECTION ;; id = 58709 ;; 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) ;; a.ac. IN A ;; ANSWER SECTION (3 records) a.ac. 300 IN A 104.21.31.80 a.ac. 300 IN A 172.67.175.74 a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. 75c5Fc48eOcqHs7Tr6g67RSyfcO+L0f3UPNdJPpR7vCAXmiWfU/VtGbCz9b909xu17DaX00NjUnR gtTCy/srMw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	yichun.ns.cloudflare.com is authoritative for a.ac
	Found RRSIG signed by a.ac zone
	Query to bristol.ns.cloudflare.com for a.ac/SOA
	Received 198 bytes from 162.159.38.47
	;; Response received from [162.159.38.47] 198 octets ;; HEADER SECTION ;; id = 52903 ;; 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) ;; a.ac. IN SOA ;; ANSWER SECTION (2 records) a.ac. 1800 IN SOA ( bristol.ns.cloudflare.com. dns.cloudflare.com. 2400462781 ;serial 10000 ;refresh 2400 ;retry 604800 ;expire 1800 ;minimum ) a.ac. 1800 IN RRSIG ( SOA 13 2 1800 20260412062524 20260410042524 34505 a.ac. SRo7/Y6AFamRGPibkFDKhrtNIVPfuHRmMcCogTw+NwP3FizHTRn8OVeAOvNlsyZ138qLg+OEmvGJ QvcgytOa1w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to yichun.ns.cloudflare.com for a.ac/A
	Received 165 bytes from 173.245.59.248
	;; Response received from [173.245.59.248] 165 octets ;; HEADER SECTION ;; id = 19668 ;; 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) ;; a.ac. IN A ;; ANSWER SECTION (3 records) a.ac. 300 IN A 104.21.31.80 a.ac. 300 IN A 172.67.175.74 a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. eY4exUS2X4zVz0Wj0X6sOw2yRdtuM0cbgMTBkY9kX8HCB3hVeOzBHsHnCEz14baBIxKvGU6ku4To khd+ZurzCQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.ac A RR has value 104.21.31.80
	a.ac A RR has value 172.67.175.74
	Found 1 RRSIGs over A RRset
	`a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. eY4exUS2X4zVz0Wj0X6sOw2yRdtuM0cbgMTBkY9kX8HCB3hVeOzBHsHnCEz14baBIxKvGU6ku4To khd+ZurzCQ== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

a.ac

	Query to bristol.ns.cloudflare.com for a.ac/A
	Received 165 bytes from 162.159.38.47
	;; Response received from [162.159.38.47] 165 octets ;; HEADER SECTION ;; id = 33334 ;; 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) ;; a.ac. IN A ;; ANSWER SECTION (3 records) a.ac. 300 IN A 172.67.175.74 a.ac. 300 IN A 104.21.31.80 a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. d7yOH3nlQEvhhT2nf3ocy3udKh3Tfx/VwwPOkiSyYIeWIuUjO3xoNld1MABugEdEWj7a17g9T6nt XZYUtZceXg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	bristol.ns.cloudflare.com is authoritative for a.ac
	Found RRSIG signed by a.ac zone
	Query to bristol.ns.cloudflare.com for a.ac/A
	Received 165 bytes from 108.162.194.47
	;; Response received from [108.162.194.47] 165 octets ;; HEADER SECTION ;; id = 1628 ;; 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) ;; a.ac. IN A ;; ANSWER SECTION (3 records) a.ac. 300 IN A 104.21.31.80 a.ac. 300 IN A 172.67.175.74 a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. oQTmsIGnStMF/hk92n2V8wDDYvBbT29V/If6mu68KcwiCZDLiX7LU4BJygp0YaPpRmIv1BlrJWiV vicRNDtYgg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.ac A RR has value 104.21.31.80
	a.ac A RR has value 172.67.175.74
	Found 1 RRSIGs over A RRset
	`a.ac. 300 IN RRSIG ( A 13 2 300 20260412062524 20260410042524 34505 a.ac. oQTmsIGnStMF/hk92n2V8wDDYvBbT29V/If6mu68KcwiCZDLiX7LU4BJygp0YaPpRmIv1BlrJWiV vicRNDtYgg== )`
	RRSIG=34505 and DNSKEY=34505 verifies the A RRset

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