DNSSEC Debugger - polytechnique.edu

Domain Name:

Time: 2025-07-06 00:38:38 UTC

Analyzing DNSSEC problems for polytechnique.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 1417 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 1417 octets ;; HEADER SECTION ;; id = 10191 ;; 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 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441 . 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 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 ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 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 ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 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 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=46441 is now in the chain-of-trust
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to b.root-servers.net for polytechnique.edu/A
	Received 1176 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1176 octets ;; HEADER SECTION ;; id = 8500 ;; 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 = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.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 ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250718170000 20250705160000 46441 . CxTYxFtpY9iOyr05blCXii5EdWN8edoR1NlM8UL4y8YVHt3C73C/elL1CdDDFt5IV2AWtBAZfbRv lh8mFicka0xksKPTiZm0lvBnSKi25PZTGHtFPf8zibg+asOsshUjXeIVz2V6wkYiohyjh8zwEtLF n3CMO9tA8/2rw6C357wIfe4TYhZWHe4bLeXEStGGgBD+6D4ufTWsGX6zuIOm0ayyQEiO2CriRz3Z M4QPw/CdLdjoKLRyRG72g6xy47GC8HSs9zedqhTKLKimAUskefeXVPMnIWyvmoCheZ4sc8bwInkx R89fg033zc/c6RbYlm5qXwwREmJpZxVUpjJcEg== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Query to j.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 1162 octets ;; HEADER SECTION ;; id = 49926 ;; 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 = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; 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 ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250718170000 20250705160000 46441 . CxTYxFtpY9iOyr05blCXii5EdWN8edoR1NlM8UL4y8YVHt3C73C/elL1CdDDFt5IV2AWtBAZfbRv lh8mFicka0xksKPTiZm0lvBnSKi25PZTGHtFPf8zibg+asOsshUjXeIVz2V6wkYiohyjh8zwEtLF n3CMO9tA8/2rw6C357wIfe4TYhZWHe4bLeXEStGGgBD+6D4ufTWsGX6zuIOm0ayyQEiO2CriRz3Z M4QPw/CdLdjoKLRyRG72g6xy47GC8HSs9zedqhTKLKimAUskefeXVPMnIWyvmoCheZ4sc8bwInkx R89fg033zc/c6RbYlm5qXwwREmJpZxVUpjJcEg== ) ;; 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 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to a.root-servers.net for edu/DS
	Received 367 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 367 octets ;; HEADER SECTION ;; id = 19683 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250718170000 20250705160000 46441 . CxTYxFtpY9iOyr05blCXii5EdWN8edoR1NlM8UL4y8YVHt3C73C/elL1CdDDFt5IV2AWtBAZfbRv lh8mFicka0xksKPTiZm0lvBnSKi25PZTGHtFPf8zibg+asOsshUjXeIVz2V6wkYiohyjh8zwEtLF n3CMO9tA8/2rw6C357wIfe4TYhZWHe4bLeXEStGGgBD+6D4ufTWsGX6zuIOm0ayyQEiO2CriRz3Z M4QPw/CdLdjoKLRyRG72g6xy47GC8HSs9zedqhTKLKimAUskefeXVPMnIWyvmoCheZ4sc8bwInkx R89fg033zc/c6RbYlm5qXwwREmJpZxVUpjJcEg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for edu in the . zone
	DS=35663/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20250718170000 20250705160000 46441 . CxTYxFtpY9iOyr05blCXii5EdWN8edoR1NlM8UL4y8YVHt3C73C/elL1CdDDFt5IV2AWtBAZfbRv lh8mFicka0xksKPTiZm0lvBnSKi25PZTGHtFPf8zibg+asOsshUjXeIVz2V6wkYiohyjh8zwEtLF n3CMO9tA8/2rw6C357wIfe4TYhZWHe4bLeXEStGGgBD+6D4ufTWsGX6zuIOm0ayyQEiO2CriRz3Z M4QPw/CdLdjoKLRyRG72g6xy47GC8HSs9zedqhTKLKimAUskefeXVPMnIWyvmoCheZ4sc8bwInkx R89fg033zc/c6RbYlm5qXwwREmJpZxVUpjJcEg== )`
	RRSIG=46441 and DNSKEY=46441 verifies the DS RRset
	DS=35663/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d )`
	Query to k.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.52.178.30
	;; Response received from [192.52.178.30] 291 octets ;; HEADER SECTION ;; id = 235 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250714151114 20250629150614 35663 edu. 0LVnsibesovcGuT8UNQJyw3kMfBbyRGsHBViUGZEljK+SxzrCOh70syy6np70GZSkxvQVm05sV2z CL9PfncW+A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579`
	DNSKEY=35663/SEP is now in the chain-of-trust
	DS=35663/SHA-256 verifies DNSKEY=35663/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250714151114 20250629150614 35663 edu. 0LVnsibesovcGuT8UNQJyw3kMfBbyRGsHBViUGZEljK+SxzrCOh70syy6np70GZSkxvQVm05sV2z CL9PfncW+A== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=57579 is now in the chain-of-trust
	Query to b.edu-servers.net for polytechnique.edu/A
	Received 324 bytes from 192.33.14.30
	;; Response received from [192.33.14.30] 324 octets ;; HEADER SECTION ;; id = 6107 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) polytechnique.edu. 172800 IN NS milou.polytechnique.fr. polytechnique.edu. 172800 IN NS rackham.polytechnique.fr. polytechnique.edu. 172800 IN NS picaros.polytechnique.fr. polytechnique.edu. 172800 IN NS nsb.perf1.com. polytechnique.edu. 172800 IN NS nsa.perf1.fr. polytechnique.edu. 86400 IN DS ( 2448 13 2 3ce0a557e24d8b5671126ea760a272c19dbaf2c3ce863bf8b1a223594622b510 ) polytechnique.edu. 86400 IN RRSIG ( DS 13 2 86400 20250709023934 20250702012934 57579 edu. zwvoBs5w3m2Xh/JUmn/R+vHZ5tRpZCQU5MdBUgG1Mz2iknfkKYrWQeHnXFkfA4qVv62ffiSiQatE 5NGWdnhQ9Q== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to g.edu-servers.net for polytechnique.edu/DNSKEY
	Received 324 bytes from 192.42.93.30
	;; Response received from [192.42.93.30] 324 octets ;; HEADER SECTION ;; id = 52238 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) polytechnique.edu. 172800 IN NS milou.polytechnique.fr. polytechnique.edu. 172800 IN NS rackham.polytechnique.fr. polytechnique.edu. 172800 IN NS picaros.polytechnique.fr. polytechnique.edu. 172800 IN NS nsb.perf1.com. polytechnique.edu. 172800 IN NS nsa.perf1.fr. polytechnique.edu. 86400 IN DS ( 2448 13 2 3ce0a557e24d8b5671126ea760a272c19dbaf2c3ce863bf8b1a223594622b510 ) polytechnique.edu. 86400 IN RRSIG ( DS 13 2 86400 20250709023934 20250702012934 57579 edu. zwvoBs5w3m2Xh/JUmn/R+vHZ5tRpZCQU5MdBUgG1Mz2iknfkKYrWQeHnXFkfA4qVv62ffiSiQatE 5NGWdnhQ9Q== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone polytechnique.edu

polytechnique.edu

	Checking DS between edu and polytechnique.edu
	Query to i.edu-servers.net for polytechnique.edu/DS
	Received 1087 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 1087 octets ;; HEADER SECTION ;; id = 10371 ;; 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 = 14 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN DS ;; ANSWER SECTION (2 records) polytechnique.edu. 86400 IN DS ( 2448 13 2 3ce0a557e24d8b5671126ea760a272c19dbaf2c3ce863bf8b1a223594622b510 ) polytechnique.edu. 86400 IN RRSIG ( DS 13 2 86400 20250709023934 20250702012934 57579 edu. zwvoBs5w3m2Xh/JUmn/R+vHZ5tRpZCQU5MdBUgG1Mz2iknfkKYrWQeHnXFkfA4qVv62ffiSiQatE 5NGWdnhQ9Q== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20250711023955 20250704012955 57579 edu. HS7b0ym2jahy5OVXWHU95p/d3zgIuTAX5nplNJoYV96EDLb81kPTRtnPmYX+54nzYEz0fHL8f4ed HG2/Wz0TrA== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for polytechnique.edu in the edu zone
	DS=2448/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`polytechnique.edu. 86400 IN RRSIG ( DS 13 2 86400 20250709023934 20250702012934 57579 edu. zwvoBs5w3m2Xh/JUmn/R+vHZ5tRpZCQU5MdBUgG1Mz2iknfkKYrWQeHnXFkfA4qVv62ffiSiQatE 5NGWdnhQ9Q== )`
	RRSIG=57579 and DNSKEY=57579 verifies the DS RRset
	DS=2448/SHA-256 is now in the chain-of-trust
	`polytechnique.edu. 86400 IN DS ( 2448 13 2 3ce0a557e24d8b5671126ea760a272c19dbaf2c3ce863bf8b1a223594622b510 )`
	Query to rackham.polytechnique.fr for polytechnique.edu/DNSKEY
	Received 319 bytes from 129.104.32.41
	;; Response received from [129.104.32.41] 319 octets ;; HEADER SECTION ;; id = 52005 ;; 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) ;; polytechnique.edu. IN DNSKEY ;; ANSWER SECTION (3 records) polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 8enW4uU9hsiHWA4pfOLEBd7eipR41v6i6cmFgvfZiXHiS44Eh4fAQ+L01SUsdDCtQs7Iu9s0jeyz OugL4EZyOg== ) ; keytag 4250 polytechnique.edu. 3600 IN DNSKEY ( 257 3 13 /hpD/TloEDDwGYH9YfSrmxA9Ea7ieBjb2vvbr8T29wI14O3GiYQvdHQnWWLD6CuhWdMBhTKcAVyM BoQYcI/Akg== ) ; keytag 2448 polytechnique.edu. 3600 IN RRSIG ( DNSKEY 13 2 3600 20250716152242 20250702145717 2448 polytechnique.edu. +KFX1J0nmV9itgj1NMO6XGQIV/HtDey22uMholB44Q9jX8q5A/s7ytffCdSfbOsQtrlUXvf1FSHY 2v/80Jbrpw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for polytechnique.edu
	`polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 8enW4uU9hsiHWA4pfOLEBd7eipR41v6i6cmFgvfZiXHiS44Eh4fAQ+L01SUsdDCtQs7Iu9s0jeyz OugL4EZyOg== ) ; keytag 4250`
	`polytechnique.edu. 3600 IN DNSKEY ( 257 3 13 /hpD/TloEDDwGYH9YfSrmxA9Ea7ieBjb2vvbr8T29wI14O3GiYQvdHQnWWLD6CuhWdMBhTKcAVyM BoQYcI/Akg== ) ; keytag 2448`
	DNSKEY=2448/SEP is now in the chain-of-trust
	DS=2448/SHA-256 verifies DNSKEY=2448/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`polytechnique.edu. 3600 IN RRSIG ( DNSKEY 13 2 3600 20250716152242 20250702145717 2448 polytechnique.edu. +KFX1J0nmV9itgj1NMO6XGQIV/HtDey22uMholB44Q9jX8q5A/s7ytffCdSfbOsQtrlUXvf1FSHY 2v/80Jbrpw== )`
	RRSIG=2448 and DNSKEY=2448/SEP verifies the DNSKEY RRset
	DNSKEY=4250 is now in the chain-of-trust
	Query to nsb.perf1.com for polytechnique.edu/A
	Received 175 bytes from 81.92.95.100
	;; Response received from [81.92.95.100] 175 octets ;; HEADER SECTION ;; id = 43482 ;; 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) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nsb.perf1.com is authoritative for polytechnique.edu
	Found RRSIG signed by polytechnique.edu zone
	Query to milou.polytechnique.fr for polytechnique.edu/SOA
	Received 458 bytes from 129.104.30.41
	;; Response received from [129.104.30.41] 458 octets ;; HEADER SECTION ;; id = 35449 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN SOA ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN SOA ( milou.polytechnique.fr. hostmaster.polytechnique.fr. 2024092034 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250719231447 20250705221447 4250 polytechnique.edu. rLhAh12pyxy0/AyvjAb4JqrQkMY8ZwUvZ43pKkmeMD2lbqiXY0XCvsqBCr1r3sg2AdA4g0X09Aqs j2pFsjde+g== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nsa.perf1.fr for polytechnique.edu/SOA
	Received 228 bytes from 81.92.94.100
	;; Response received from [81.92.94.100] 228 octets ;; HEADER SECTION ;; id = 37272 ;; 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) ;; polytechnique.edu. IN SOA ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN SOA ( milou.polytechnique.fr. hostmaster.polytechnique.fr. 2024092034 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250719231447 20250705221447 4250 polytechnique.edu. rLhAh12pyxy0/AyvjAb4JqrQkMY8ZwUvZ43pKkmeMD2lbqiXY0XCvsqBCr1r3sg2AdA4g0X09Aqs j2pFsjde+g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to rackham.polytechnique.fr for polytechnique.edu/SOA
	Received 458 bytes from 129.104.32.41
	;; Response received from [129.104.32.41] 458 octets ;; HEADER SECTION ;; id = 26429 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN SOA ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN SOA ( milou.polytechnique.fr. hostmaster.polytechnique.fr. 2024092034 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250719231447 20250705221447 4250 polytechnique.edu. rLhAh12pyxy0/AyvjAb4JqrQkMY8ZwUvZ43pKkmeMD2lbqiXY0XCvsqBCr1r3sg2AdA4g0X09Aqs j2pFsjde+g== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to picaros.polytechnique.fr for polytechnique.edu/SOA
	Received 458 bytes from 129.104.7.41
	;; Response received from [129.104.7.41] 458 octets ;; HEADER SECTION ;; id = 21131 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN SOA ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN SOA ( milou.polytechnique.fr. hostmaster.polytechnique.fr. 2024092034 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250719231447 20250705221447 4250 polytechnique.edu. rLhAh12pyxy0/AyvjAb4JqrQkMY8ZwUvZ43pKkmeMD2lbqiXY0XCvsqBCr1r3sg2AdA4g0X09Aqs j2pFsjde+g== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to nsb.perf1.com for polytechnique.edu/A
	Received 175 bytes from 81.92.95.100
	;; Response received from [81.92.95.100] 175 octets ;; HEADER SECTION ;; id = 13878 ;; 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) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	polytechnique.edu A RR has value 129.104.30.29
	Found 1 RRSIGs over A RRset
	`polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== )`
	RRSIG=4250 and DNSKEY=4250 verifies the A RRset

polytechnique.edu

	Query to picaros.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.7.41
	;; Response received from [129.104.7.41] 427 octets ;; HEADER SECTION ;; id = 24607 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	picaros.polytechnique.fr is authoritative for polytechnique.edu
	Found RRSIG signed by polytechnique.edu zone
	Query to picaros.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.7.41
	;; Response received from [129.104.7.41] 427 octets ;; HEADER SECTION ;; id = 27993 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	polytechnique.edu A RR has value 129.104.30.29
	Found 1 RRSIGs over A RRset
	`polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== )`
	RRSIG=4250 and DNSKEY=4250 verifies the A RRset

polytechnique.edu

	Query to milou.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.30.41
	;; Response received from [129.104.30.41] 427 octets ;; HEADER SECTION ;; id = 44746 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	milou.polytechnique.fr is authoritative for polytechnique.edu
	Found RRSIG signed by polytechnique.edu zone
	Query to milou.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.30.41
	;; Response received from [129.104.30.41] 427 octets ;; HEADER SECTION ;; id = 5947 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	polytechnique.edu A RR has value 129.104.30.29
	Found 1 RRSIGs over A RRset
	`polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== )`
	RRSIG=4250 and DNSKEY=4250 verifies the A RRset

polytechnique.edu

	Query to nsa.perf1.fr for polytechnique.edu/A
	Received 175 bytes from 81.92.94.100
	;; Response received from [81.92.94.100] 175 octets ;; HEADER SECTION ;; id = 25086 ;; 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) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nsa.perf1.fr is authoritative for polytechnique.edu
	Found RRSIG signed by polytechnique.edu zone
	Query to nsa.perf1.fr for polytechnique.edu/A
	Received 175 bytes from 81.92.94.100
	;; Response received from [81.92.94.100] 175 octets ;; HEADER SECTION ;; id = 50847 ;; 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) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	polytechnique.edu A RR has value 129.104.30.29
	Found 1 RRSIGs over A RRset
	`polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== )`
	RRSIG=4250 and DNSKEY=4250 verifies the A RRset

polytechnique.edu

	Query to rackham.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.32.41
	;; Response received from [129.104.32.41] 427 octets ;; HEADER SECTION ;; id = 21251 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	rackham.polytechnique.fr is authoritative for polytechnique.edu
	Found RRSIG signed by polytechnique.edu zone
	Query to rackham.polytechnique.fr for polytechnique.edu/A
	Received 427 bytes from 129.104.32.41
	;; Response received from [129.104.32.41] 427 octets ;; HEADER SECTION ;; id = 1021 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; polytechnique.edu. IN A ;; ANSWER SECTION (2 records) polytechnique.edu. 3600 IN A 129.104.30.29 polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. kUVkDQUhxRPBwzUI9+XXw4HFnFpwWt58HWUJ9kiQV4wnlwAB7gAxowZRMtqLxWGpg+VWm47DYjsp quomW+tYgg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	polytechnique.edu A RR has value 129.104.30.29
	Found 1 RRSIGs over A RRset
	`polytechnique.edu. 3600 IN RRSIG ( A 13 2 3600 20250717111158 20250703101359 4250 polytechnique.edu. Zb+WShzHN6z9kewLptMSDX0ZQDdVl27p95uNzOXozduTdT565yyoTglAuHXVrtrM+dKAF2KbD0Pq 7qOkvGVxWA== )`
	RRSIG=4250 and DNSKEY=4250 verifies the A RRset

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