DNSSEC Debugger - unipi.it

Domain Name:

Time: 2026-01-16 07:11:11 UTC

Analyzing DNSSEC problems for unipi.it

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 m.root-servers.net for ./DNSKEY
	Received 1141 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1141 octets ;; HEADER SECTION ;; id = 3601 ;; 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) ;; . 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 ( 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 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260201000000 20260111000000 20326 . o5fb3sEBXqMp65iz/RYeHunfketTsbyKhRLUWAiB6chftQ2eNH4VI00qEw67TN2CdVW/V5TCrYSg aGS0iGFHQO230lhtKq11eAD2LYTkDLvVDVejbxNz9maZy98L2xhLvkE2L2Aaz+GgqjHy9VEb6nc+ mtfCNpr2H0/Yet6Mgie6pTOCXE++1tf4g8NWsEx0nE41pwURB7UbC9ssYdsgnYqaTzUwRVxbij99 BCxIDKoEnwNCQBJFqSkr7AKzEtuu8F1ktgFIMcgkWnRAnNFLtLrG8gOoJw8PfpDoFI/Qc0RJddKB /s4akfSood+kpPKR4HNossFw5UTQuDuarMGxuA== ) ;; 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 ( 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 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	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 20260201000000 20260111000000 20326 . o5fb3sEBXqMp65iz/RYeHunfketTsbyKhRLUWAiB6chftQ2eNH4VI00qEw67TN2CdVW/V5TCrYSg aGS0iGFHQO230lhtKq11eAD2LYTkDLvVDVejbxNz9maZy98L2xhLvkE2L2Aaz+GgqjHy9VEb6nc+ mtfCNpr2H0/Yet6Mgie6pTOCXE++1tf4g8NWsEx0nE41pwURB7UbC9ssYdsgnYqaTzUwRVxbij99 BCxIDKoEnwNCQBJFqSkr7AKzEtuu8F1ktgFIMcgkWnRAnNFLtLrG8gOoJw8PfpDoFI/Qc0RJddKB /s4akfSood+kpPKR4HNossFw5UTQuDuarMGxuA== )`
	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
	Query to f.root-servers.net for unipi.it/A
	Received 755 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 755 octets ;; HEADER SECTION ;; id = 13660 ;; 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 = 8 arcount = 13 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) it. 172800 IN NS a.dns.it. it. 172800 IN NS m.dns.it. it. 172800 IN NS r.dns.it. it. 172800 IN NS v.dns.it. it. 172800 IN NS dns.nic.it. it. 172800 IN NS nameserver.cnr.it. it. 86400 IN DS ( 51765 13 2 70a144e792f06e6b363bbfd66b6efb6a45668810caae4a0eda7d18d6529a9c6e ) it. 86400 IN RRSIG ( DS 8 1 86400 20260129050000 20260116040000 21831 . KLuNgdpj7RTblBxXJRc3+FqKpwype9B3h5cjY0GdzfINfcdGN1e2SUpZtmihxCuTgqb7ka86XR55 ybJ2HOB85omgJ/JVt6c166gHN2ruHCDjWg2/G3Xmf/qTDbFv1rHfu9+9UTuepom6/cCqGsAiuGZz DWBu1KQqhuSGoegxL5pJrBYN1W16FOJkxFKuKLfcc6KsjPmZ9P8hjvtw1Z4ixPFpcuwDtg864w2x nDbWFZ3cy2qxgI9iiugwxNo5ZcQhrk4Ew9dkIS8Ih6wB1ywka3WVc1jbmbR0dDlSVOI7we9IqFr1 pn8a3K24s9zAR2yvMi2UdorNsnGU6PWm8pT20w== ) ;; ADDITIONAL SECTION (13 records) a.dns.it. 172800 IN A 194.0.16.215 a.dns.it. 172800 IN AAAA 2001:678:12:0:194:0:16:215 m.dns.it. 172800 IN A 217.29.76.4 m.dns.it. 172800 IN AAAA 2001:1ac0:0:200:0:a5d1:6004:2 r.dns.it. 172800 IN A 193.206.141.46 r.dns.it. 172800 IN AAAA 2001:760:ffff:ffff::ca v.dns.it. 172800 IN A 194.0.25.44 v.dns.it. 172800 IN AAAA 2001:678:20::44 dns.nic.it. 172800 IN A 192.12.192.5 dns.nic.it. 172800 IN AAAA 2a00:d40:1:1::5 nameserver.cnr.it. 172800 IN A 194.119.192.34 nameserver.cnr.it. 172800 IN AAAA 2a00:1620:c0:220:194:119:192:34 ;; { "EDNS-VERSION": 0 }
	Query to d.root-servers.net for it/DNSKEY
	Received 749 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 749 octets ;; HEADER SECTION ;; id = 11791 ;; 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 = 8 arcount = 13 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; it. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) it. 172800 IN NS a.dns.it. it. 172800 IN NS m.dns.it. it. 172800 IN NS r.dns.it. it. 172800 IN NS v.dns.it. it. 172800 IN NS dns.nic.it. it. 172800 IN NS nameserver.cnr.it. it. 86400 IN DS ( 51765 13 2 70a144e792f06e6b363bbfd66b6efb6a45668810caae4a0eda7d18d6529a9c6e ) it. 86400 IN RRSIG ( DS 8 1 86400 20260129050000 20260116040000 21831 . KLuNgdpj7RTblBxXJRc3+FqKpwype9B3h5cjY0GdzfINfcdGN1e2SUpZtmihxCuTgqb7ka86XR55 ybJ2HOB85omgJ/JVt6c166gHN2ruHCDjWg2/G3Xmf/qTDbFv1rHfu9+9UTuepom6/cCqGsAiuGZz DWBu1KQqhuSGoegxL5pJrBYN1W16FOJkxFKuKLfcc6KsjPmZ9P8hjvtw1Z4ixPFpcuwDtg864w2x nDbWFZ3cy2qxgI9iiugwxNo5ZcQhrk4Ew9dkIS8Ih6wB1ywka3WVc1jbmbR0dDlSVOI7we9IqFr1 pn8a3K24s9zAR2yvMi2UdorNsnGU6PWm8pT20w== ) ;; ADDITIONAL SECTION (13 records) a.dns.it. 172800 IN A 194.0.16.215 m.dns.it. 172800 IN A 217.29.76.4 r.dns.it. 172800 IN A 193.206.141.46 v.dns.it. 172800 IN A 194.0.25.44 dns.nic.it. 172800 IN A 192.12.192.5 nameserver.cnr.it. 172800 IN A 194.119.192.34 a.dns.it. 172800 IN AAAA 2001:678:12:0:194:0:16:215 m.dns.it. 172800 IN AAAA 2001:1ac0:0:200:0:a5d1:6004:2 r.dns.it. 172800 IN AAAA 2001:760:ffff:ffff::ca v.dns.it. 172800 IN AAAA 2001:678:20::44 dns.nic.it. 172800 IN AAAA 2a00:d40:1:1::5 nameserver.cnr.it. 172800 IN AAAA 2a00:1620:c0:220:194:119:192:34 ;; { "EDNS-VERSION": 0 }
	Found child zone it

	Checking DS between . and it
	Query to e.root-servers.net for it/DS
	Received 366 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 366 octets ;; HEADER SECTION ;; id = 206 ;; 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) ;; it. IN DS ;; ANSWER SECTION (2 records) it. 86400 IN DS ( 51765 13 2 70a144e792f06e6b363bbfd66b6efb6a45668810caae4a0eda7d18d6529a9c6e ) it. 86400 IN RRSIG ( DS 8 1 86400 20260129050000 20260116040000 21831 . KLuNgdpj7RTblBxXJRc3+FqKpwype9B3h5cjY0GdzfINfcdGN1e2SUpZtmihxCuTgqb7ka86XR55 ybJ2HOB85omgJ/JVt6c166gHN2ruHCDjWg2/G3Xmf/qTDbFv1rHfu9+9UTuepom6/cCqGsAiuGZz DWBu1KQqhuSGoegxL5pJrBYN1W16FOJkxFKuKLfcc6KsjPmZ9P8hjvtw1Z4ixPFpcuwDtg864w2x nDbWFZ3cy2qxgI9iiugwxNo5ZcQhrk4Ew9dkIS8Ih6wB1ywka3WVc1jbmbR0dDlSVOI7we9IqFr1 pn8a3K24s9zAR2yvMi2UdorNsnGU6PWm8pT20w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for it in the . zone
	DS=51765/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`it. 86400 IN RRSIG ( DS 8 1 86400 20260129050000 20260116040000 21831 . KLuNgdpj7RTblBxXJRc3+FqKpwype9B3h5cjY0GdzfINfcdGN1e2SUpZtmihxCuTgqb7ka86XR55 ybJ2HOB85omgJ/JVt6c166gHN2ruHCDjWg2/G3Xmf/qTDbFv1rHfu9+9UTuepom6/cCqGsAiuGZz DWBu1KQqhuSGoegxL5pJrBYN1W16FOJkxFKuKLfcc6KsjPmZ9P8hjvtw1Z4ixPFpcuwDtg864w2x nDbWFZ3cy2qxgI9iiugwxNo5ZcQhrk4Ew9dkIS8Ih6wB1ywka3WVc1jbmbR0dDlSVOI7we9IqFr1 pn8a3K24s9zAR2yvMi2UdorNsnGU6PWm8pT20w== )`
	RRSIG=21831 and DNSKEY=21831 verifies the DS RRset
	DS=51765/SHA-256 is now in the chain-of-trust
	`it. 86400 IN DS ( 51765 13 2 70a144e792f06e6b363bbfd66b6efb6a45668810caae4a0eda7d18d6529a9c6e )`
	Query to a.dns.it for it/DNSKEY
	Received 289 bytes from 194.0.16.215
	;; Response received from [194.0.16.215] 289 octets ;; HEADER SECTION ;; id = 64784 ;; 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) ;; it. IN DNSKEY ;; ANSWER SECTION (3 records) it. 3600 IN DNSKEY ( 256 3 13 TyKCEb11nY4iOhvn2mmp9+EWOGjzU/5bXnevXAARPr+piM3NjZpS9u5zGJvIvBEEcxmdhdzdqkLn YS8gwZvemg== ) ; keytag 53706 it. 3600 IN DNSKEY ( 257 3 13 DNJQB5Fefn5pvMuRG4CEhCrXMzWphzHzVVM3w8C8rnmk7gF5IKS2NN5OSn8NPW9Z24ORFnmg496j NYhM3sVXQw== ) ; keytag 51765 it. 3600 IN RRSIG ( DNSKEY 13 1 3600 20260215060405 20260116060405 51765 it. woMMIPWl1cSAcMRZuvGXaYoSUid3JCHyGoGNPYWpBiYKM8oPuE4lHeohRFjQy+EwPtOhYaNqnTkE Ymyk9rY0ag== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for it
	`it. 3600 IN DNSKEY ( 256 3 13 TyKCEb11nY4iOhvn2mmp9+EWOGjzU/5bXnevXAARPr+piM3NjZpS9u5zGJvIvBEEcxmdhdzdqkLn YS8gwZvemg== ) ; keytag 53706`
	`it. 3600 IN DNSKEY ( 257 3 13 DNJQB5Fefn5pvMuRG4CEhCrXMzWphzHzVVM3w8C8rnmk7gF5IKS2NN5OSn8NPW9Z24ORFnmg496j NYhM3sVXQw== ) ; keytag 51765`
	DNSKEY=51765/SEP is now in the chain-of-trust
	DS=51765/SHA-256 verifies DNSKEY=51765/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`it. 3600 IN RRSIG ( DNSKEY 13 1 3600 20260215060405 20260116060405 51765 it. woMMIPWl1cSAcMRZuvGXaYoSUid3JCHyGoGNPYWpBiYKM8oPuE4lHeohRFjQy+EwPtOhYaNqnTkE Ymyk9rY0ag== )`
	RRSIG=51765 and DNSKEY=51765/SEP verifies the DNSKEY RRset
	DNSKEY=53706 is now in the chain-of-trust
	Query to nameserver.cnr.it for unipi.it/A
	Received 486 bytes from 194.119.192.34
	;; Response received from [194.119.192.34] 486 octets ;; HEADER SECTION ;; id = 20311 ;; 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 = 7 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) unipi.it. 3600 IN NS ns1.garr.net. unipi.it. 3600 IN NS ns1.unipi.it. unipi.it. 3600 IN NS ns2.unipi.it. RS1N3N7M54PDEM5EUNV9NPKH3B6CGPJC.it. 3600 IN NSEC3 ( 1 1 0 - rs1pg43s35r5v1kf1v10ft5sp409iubv NS SOA RRSIG DNSKEY NSEC3PARAM ) RS1N3N7M54PDEM5EUNV9NPKH3B6CGPJC.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. G47TtLrstJL/aIWSShwBmqZmRnyHAeqJCM0LPgtNgVD5QqqD9GIStVsWFRyVDjjSMJicBpE0cS8q kZexcgGRGQ== ) 5U3IMP4G61N8C5I2DA5HG3CDBBF8UOQQ.it. 3600 IN NSEC3 ( 1 1 0 - 5u4rhtvoiovp195lgd9n51olvg71v917 NS DS RRSIG ) 5U3IMP4G61N8C5I2DA5HG3CDBBF8UOQQ.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. EHR/8Um6LTSR9OpslbHjRRqcADCtMu91kqg772nxF6ZhDnY4GQfXLT1cEd/UILzDIgkqsv1qhuR2 xmGbSL0Dew== ) ;; ADDITIONAL SECTION (3 records) ns2.unipi.it. 3600 IN A 131.114.21.5 ns1.unipi.it. 3600 IN A 131.114.21.10 ;; { "EDNS-VERSION": 0 }
	Query to v.dns.it for unipi.it/DNSKEY
	Received 486 bytes from 194.0.25.44
	;; Response received from [194.0.25.44] 486 octets ;; HEADER SECTION ;; id = 6616 ;; 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 = 7 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1400, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) unipi.it. 3600 IN NS ns1.garr.net. unipi.it. 3600 IN NS ns1.unipi.it. unipi.it. 3600 IN NS ns2.unipi.it. rs1n3n7m54pdem5eunv9npkh3b6cgpjc.it. 3600 IN NSEC3 ( 1 1 0 - rs1pg43s35r5v1kf1v10ft5sp409iubv NS SOA RRSIG DNSKEY NSEC3PARAM ) rs1n3n7m54pdem5eunv9npkh3b6cgpjc.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. G47TtLrstJL/aIWSShwBmqZmRnyHAeqJCM0LPgtNgVD5QqqD9GIStVsWFRyVDjjSMJicBpE0cS8q kZexcgGRGQ== ) 5u3imp4g61n8c5i2da5hg3cdbbf8uoqq.it. 3600 IN NSEC3 ( 1 1 0 - 5u4rhtvoiovp195lgd9n51olvg71v917 NS DS RRSIG ) 5u3imp4g61n8c5i2da5hg3cdbbf8uoqq.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. EHR/8Um6LTSR9OpslbHjRRqcADCtMu91kqg772nxF6ZhDnY4GQfXLT1cEd/UILzDIgkqsv1qhuR2 xmGbSL0Dew== ) ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 3600 IN A 131.114.21.10 ns2.unipi.it. 3600 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	Found child zone unipi.it

unipi.it

	Checking DS between it and unipi.it
	Query to a.dns.it for unipi.it/DS
	Received 547 bytes from 194.0.16.215
	;; Response received from [194.0.16.215] 547 octets ;; HEADER SECTION ;; id = 29598 ;; 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 = 0 ;; nscount = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) RS1N3N7M54PDEM5EUNV9NPKH3B6CGPJC.it. 3600 IN NSEC3 ( 1 1 0 - rs1pg43s35r5v1kf1v10ft5sp409iubv NS SOA RRSIG DNSKEY NSEC3PARAM ) RS1N3N7M54PDEM5EUNV9NPKH3B6CGPJC.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. G47TtLrstJL/aIWSShwBmqZmRnyHAeqJCM0LPgtNgVD5QqqD9GIStVsWFRyVDjjSMJicBpE0cS8q kZexcgGRGQ== ) it. 3600 IN SOA ( dns.nic.it. hostmaster.nic.it. 2026011608 ;serial 10800 ;refresh 900 ;retry 604800 ;expire 3600 ;minimum ) it. 3600 IN RRSIG ( SOA 13 1 3600 20260215060405 20260116060405 53706 it. 1Yc2o4gWX1YCP3EGg6rxtIIJvBozq9oilj74Cq1aYElE1BgMt6jdt87id3OWD+Rmu3++/EprAPka cC7rP4Pxkw== ) 5U3IMP4G61N8C5I2DA5HG3CDBBF8UOQQ.it. 3600 IN NSEC3 ( 1 1 0 - 5u4rhtvoiovp195lgd9n51olvg71v917 NS DS RRSIG ) 5U3IMP4G61N8C5I2DA5HG3CDBBF8UOQQ.it. 3600 IN RRSIG ( NSEC3 13 2 3600 20260215060405 20260116060405 53706 it. EHR/8Um6LTSR9OpslbHjRRqcADCtMu91kqg772nxF6ZhDnY4GQfXLT1cEd/UILzDIgkqsv1qhuR2 xmGbSL0Dew== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for unipi.it in the it zone
	Query to ns2.unipi.it for unipi.it/DNSKEY
	Received 88 bytes from 131.114.21.5
	;; Response received from [131.114.21.5] 88 octets ;; HEADER SECTION ;; id = 1934 ;; 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 = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) unipi.it. 3600 IN SOA ( ns1.unipi.it. postmaster.unipi.it. 2026011501 ;serial 3600 ;refresh 300 ;retry 1209600 ;expire 3600 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to ns1.unipi.it for unipi.it/A
	Received 147 bytes from 131.114.21.10
	;; Response received from [131.114.21.10] 147 octets ;; HEADER SECTION ;; id = 23786 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	ns1.unipi.it is authoritative for unipi.it
	Query to ns1.garr.net for unipi.it/SOA
	Received 178 bytes from 193.206.141.38
	;; Response received from [193.206.141.38] 178 octets ;; HEADER SECTION ;; id = 49873 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN SOA ;; ANSWER SECTION (1 record) unipi.it. 86400 IN SOA ( ns1.unipi.it. postmaster.unipi.it. 2026011501 ;serial 3600 ;refresh 300 ;retry 1209600 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns1.unipi.it. unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns2.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	Query to ns2.unipi.it for unipi.it/SOA
	Received 178 bytes from 131.114.21.5
	;; Response received from [131.114.21.5] 178 octets ;; HEADER SECTION ;; id = 51153 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN SOA ;; ANSWER SECTION (1 record) unipi.it. 86400 IN SOA ( ns1.unipi.it. postmaster.unipi.it. 2026011501 ;serial 3600 ;refresh 300 ;retry 1209600 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	Query to ns1.unipi.it for unipi.it/A
	Received 147 bytes from 131.114.21.10
	;; Response received from [131.114.21.10] 147 octets ;; HEADER SECTION ;; id = 63025 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	unipi.it A RR has value 131.114.73.85
	No RRSIGs found

unipi.it

	Query to ns1.garr.net for unipi.it/A
	Received 147 bytes from 193.206.141.38
	;; Response received from [193.206.141.38] 147 octets ;; HEADER SECTION ;; id = 24685 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	ns1.garr.net is authoritative for unipi.it
	Query to ns1.garr.net for unipi.it/A
	Received 147 bytes from 193.206.141.38
	;; Response received from [193.206.141.38] 147 octets ;; HEADER SECTION ;; id = 48046 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	unipi.it A RR has value 131.114.73.85
	No RRSIGs found

unipi.it

	Query to ns2.unipi.it for unipi.it/A
	Received 147 bytes from 131.114.21.5
	;; Response received from [131.114.21.5] 147 octets ;; HEADER SECTION ;; id = 51739 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns1.unipi.it. unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.garr.net. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	ns2.unipi.it is authoritative for unipi.it
	Query to ns2.unipi.it for unipi.it/A
	Received 147 bytes from 131.114.21.5
	;; Response received from [131.114.21.5] 147 octets ;; HEADER SECTION ;; id = 55797 ;; 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 = 1 ;; nscount = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; unipi.it. IN A ;; ANSWER SECTION (1 record) unipi.it. 86400 IN A 131.114.73.85 ;; AUTHORITY SECTION (3 records) unipi.it. 86400 IN NS ns2.unipi.it. unipi.it. 86400 IN NS ns1.garr.net. unipi.it. 86400 IN NS ns1.unipi.it. ;; ADDITIONAL SECTION (3 records) ns1.unipi.it. 86400 IN A 131.114.21.10 ns2.unipi.it. 86400 IN A 131.114.21.5 ;; { "EDNS-VERSION": 0 }
	unipi.it A RR has value 131.114.73.85
	No RRSIGs found

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test unipi.it at dnsviz.net.

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: