DNSSEC Debugger - polytechnique.edu

Domain Name:

Time: 2025-09-16 02:58:16 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 m.root-servers.net for ./DNSKEY
	Received 1417 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1417 octets ;; HEADER SECTION ;; id = 42875 ;; 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 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 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 ( 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 RRSIG ( DNSKEY 8 0 172800 20250930000000 20250909000000 20326 . aqj52+DKW6PhTa31l3xyxa0lbMd8T/UyK1sNUC42EY1+cSp0hSC0VlW82RsWYU5G5NmewrInT/Sx glWFlFz94yVqiKAK7ZNQr94nRbA7okrrlfnloiBi3cQ1IvEUgvNcmlZMLTeA6rINvdcBwS7ljMOH m0vQDce9IOxhQT7iAu23oiNORw5nWG/npNkYRFDD4yQvD3HsNeXFTuyDuc57ZEjs/pnIG5nkcqx7 tp/ba3XbOGllDr/V/0ubak7OeWum1eckIljqUsx5BnfBfIA7rJ2JJBIT7JMJ/O/cflTKoJFHQoKG TVYrNVBq9vsnZ01Q4ss688IvI8vO3zkP6LQLEA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 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 ( 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`
	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 20250930000000 20250909000000 20326 . aqj52+DKW6PhTa31l3xyxa0lbMd8T/UyK1sNUC42EY1+cSp0hSC0VlW82RsWYU5G5NmewrInT/Sx glWFlFz94yVqiKAK7ZNQr94nRbA7okrrlfnloiBi3cQ1IvEUgvNcmlZMLTeA6rINvdcBwS7ljMOH m0vQDce9IOxhQT7iAu23oiNORw5nWG/npNkYRFDD4yQvD3HsNeXFTuyDuc57ZEjs/pnIG5nkcqx7 tp/ba3XbOGllDr/V/0ubak7OeWum1eckIljqUsx5BnfBfIA7rJ2JJBIT7JMJ/O/cflTKoJFHQoKG TVYrNVBq9vsnZ01Q4ss688IvI8vO3zkP6LQLEA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=46441 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to f.root-servers.net for polytechnique.edu/A
	Received 1176 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1176 octets ;; HEADER SECTION ;; id = 36747 ;; 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) ;; 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 20250928200000 20250915190000 46441 . qTwkst+p8X6JWySi0ofY2STCKWOaHkpSofCDORX7Esp2UmtAWYppwV2rP2qiThsfVx7zA+vgRZob Nt344FlwGugl2JQjeL5IllCzKu/wZS5rac0FvnqyqlhXhPNWsNiG1xcEiMW0QXYR5dCVDeXTvBqg CXQJprw+GndM1lqkZly2rcWC7Fky5Rcq9B6UulC+LHv3Ohh7HuBGRzmiMqilm1wH9nXasAMbLZmB 3BriKOMuOI5tZ1CDshP9tt7mEoVM3nA8FbRJvEeXvPJvbJoH3i+HaQezHKgqPvOEIbrkdIiUT+mY BZLHuh0MS1/Ph8JkjRHR3Mc/p3V0AgRNQV6/tw== ) ;; 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 d.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 1162 octets ;; HEADER SECTION ;; id = 36235 ;; 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": 1450, ;; "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 20250928200000 20250915190000 46441 . qTwkst+p8X6JWySi0ofY2STCKWOaHkpSofCDORX7Esp2UmtAWYppwV2rP2qiThsfVx7zA+vgRZob Nt344FlwGugl2JQjeL5IllCzKu/wZS5rac0FvnqyqlhXhPNWsNiG1xcEiMW0QXYR5dCVDeXTvBqg CXQJprw+GndM1lqkZly2rcWC7Fky5Rcq9B6UulC+LHv3Ohh7HuBGRzmiMqilm1wH9nXasAMbLZmB 3BriKOMuOI5tZ1CDshP9tt7mEoVM3nA8FbRJvEeXvPJvbJoH3i+HaQezHKgqPvOEIbrkdIiUT+mY BZLHuh0MS1/Ph8JkjRHR3Mc/p3V0AgRNQV6/tw== ) ;; 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 j.root-servers.net for edu/DS
	Received 367 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 367 octets ;; HEADER SECTION ;; id = 44682 ;; 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) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250928200000 20250915190000 46441 . qTwkst+p8X6JWySi0ofY2STCKWOaHkpSofCDORX7Esp2UmtAWYppwV2rP2qiThsfVx7zA+vgRZob Nt344FlwGugl2JQjeL5IllCzKu/wZS5rac0FvnqyqlhXhPNWsNiG1xcEiMW0QXYR5dCVDeXTvBqg CXQJprw+GndM1lqkZly2rcWC7Fky5Rcq9B6UulC+LHv3Ohh7HuBGRzmiMqilm1wH9nXasAMbLZmB 3BriKOMuOI5tZ1CDshP9tt7mEoVM3nA8FbRJvEeXvPJvbJoH3i+HaQezHKgqPvOEIbrkdIiUT+mY BZLHuh0MS1/Ph8JkjRHR3Mc/p3V0AgRNQV6/tw== ) ;; 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 20250928200000 20250915190000 46441 . qTwkst+p8X6JWySi0ofY2STCKWOaHkpSofCDORX7Esp2UmtAWYppwV2rP2qiThsfVx7zA+vgRZob Nt344FlwGugl2JQjeL5IllCzKu/wZS5rac0FvnqyqlhXhPNWsNiG1xcEiMW0QXYR5dCVDeXTvBqg CXQJprw+GndM1lqkZly2rcWC7Fky5Rcq9B6UulC+LHv3Ohh7HuBGRzmiMqilm1wH9nXasAMbLZmB 3BriKOMuOI5tZ1CDshP9tt7mEoVM3nA8FbRJvEeXvPJvbJoH3i+HaQezHKgqPvOEIbrkdIiUT+mY BZLHuh0MS1/Ph8JkjRHR3Mc/p3V0AgRNQV6/tw== )`
	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 i.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 291 octets ;; HEADER SECTION ;; id = 47838 ;; 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 ( 256 3 13 nXtimrDq6JI6jij2/mBpeUCFpuZZAaK88zny6YWQzr5I96nfBijS1IT2z7bKXmo8lV3V14RekvQB adBVHJKbJw== ) ; keytag 59321 edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250922151114 20250907150614 35663 edu. NOLCVm3Mi9HBvs0ILPYtCoOa8wemUuCCGJWQm/GE7OULdooZWCqkCBXNoVbF/ApZefpnnVkm5+BQ wbgF2DsMwg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 256 3 13 nXtimrDq6JI6jij2/mBpeUCFpuZZAaK88zny6YWQzr5I96nfBijS1IT2z7bKXmo8lV3V14RekvQB adBVHJKbJw== ) ; keytag 59321`
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	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 20250922151114 20250907150614 35663 edu. NOLCVm3Mi9HBvs0ILPYtCoOa8wemUuCCGJWQm/GE7OULdooZWCqkCBXNoVbF/ApZefpnnVkm5+BQ wbgF2DsMwg== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=59321 is now in the chain-of-trust
	Query to j.edu-servers.net for polytechnique.edu/A
	Received 324 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 324 octets ;; HEADER SECTION ;; id = 19230 ;; 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 20250923025455 20250916014455 59321 edu. LV+s7JMcXZ2cE2giRgpujMBLFsC1LeHIOGTWiZDDY7TqHX6uI5Dz0gl7dTi8nJJ6Y89jNNb5ycl2 /Zfu/CQuxw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to l.edu-servers.net for polytechnique.edu/DNSKEY
	Received 324 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 324 octets ;; HEADER SECTION ;; id = 41464 ;; 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 20250923025455 20250916014455 59321 edu. LV+s7JMcXZ2cE2giRgpujMBLFsC1LeHIOGTWiZDDY7TqHX6uI5Dz0gl7dTi8nJJ6Y89jNNb5ycl2 /Zfu/CQuxw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone polytechnique.edu

polytechnique.edu

	Checking DS between edu and polytechnique.edu
	Query to k.edu-servers.net for polytechnique.edu/DS
	Received 1087 bytes from 192.52.178.30
	;; Response received from [192.52.178.30] 1087 octets ;; HEADER SECTION ;; id = 40667 ;; 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 20250923025455 20250916014455 59321 edu. LV+s7JMcXZ2cE2giRgpujMBLFsC1LeHIOGTWiZDDY7TqHX6uI5Dz0gl7dTi8nJJ6Y89jNNb5ycl2 /Zfu/CQuxw== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20250921025902 20250914014902 59321 edu. ZPOvfhjJWJcusx8kOjoxuJ0QeMDhokEEL3s58ggWIDbWg2A1Y011MK6/dnUeuByU1Dpl1tUMNdZZ w27IzvXUQQ== ) ;; ADDITIONAL SECTION (27 records) e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::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 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::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 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::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 20250923025455 20250916014455 59321 edu. LV+s7JMcXZ2cE2giRgpujMBLFsC1LeHIOGTWiZDDY7TqHX6uI5Dz0gl7dTi8nJJ6Y89jNNb5ycl2 /Zfu/CQuxw== )`
	RRSIG=59321 and DNSKEY=59321 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 399 bytes from 129.104.32.41
	;; Response received from [129.104.32.41] 399 octets ;; HEADER SECTION ;; id = 63482 ;; 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) ;; polytechnique.edu. IN DNSKEY ;; ANSWER SECTION (4 records) polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 dnAivaYtuEzXwYEbcMJ3nWrPJUjVBOKAo62I9jci6NWdSX0VLH2qJKRWDzrMRnNvYiyNy9ZJGkbD qFH8e2yvBA== ) ; keytag 54801 polytechnique.edu. 3600 IN DNSKEY ( 257 3 13 /hpD/TloEDDwGYH9YfSrmxA9Ea7ieBjb2vvbr8T29wI14O3GiYQvdHQnWWLD6CuhWdMBhTKcAVyM BoQYcI/Akg== ) ; keytag 2448 polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 nREcIXUETVLMPl/Vi6pUbDB6ndgzPBD1B6M5l+ND02dsxN6SVUw4KtpGExRguBSO8BnrgnkJ/Xrd 1fLYk/xZOg== ) ; keytag 57761 polytechnique.edu. 3600 IN RRSIG ( DNSKEY 13 2 3600 20250925145217 20250911135217 2448 polytechnique.edu. nDXjc1WlitHEfE2BtpmD2+e7HkYviINqrNg5DBnI+Z35Mjx6VDfAN/KreLaRbddW4rGeY2xPCnn8 zPLLF3Ilag== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for polytechnique.edu
	`polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 dnAivaYtuEzXwYEbcMJ3nWrPJUjVBOKAo62I9jci6NWdSX0VLH2qJKRWDzrMRnNvYiyNy9ZJGkbD qFH8e2yvBA== ) ; keytag 54801`
	`polytechnique.edu. 3600 IN DNSKEY ( 257 3 13 /hpD/TloEDDwGYH9YfSrmxA9Ea7ieBjb2vvbr8T29wI14O3GiYQvdHQnWWLD6CuhWdMBhTKcAVyM BoQYcI/Akg== ) ; keytag 2448`
	`polytechnique.edu. 3600 IN DNSKEY ( 256 3 13 nREcIXUETVLMPl/Vi6pUbDB6ndgzPBD1B6M5l+ND02dsxN6SVUw4KtpGExRguBSO8BnrgnkJ/Xrd 1fLYk/xZOg== ) ; keytag 57761`
	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 20250925145217 20250911135217 2448 polytechnique.edu. nDXjc1WlitHEfE2BtpmD2+e7HkYviINqrNg5DBnI+Z35Mjx6VDfAN/KreLaRbddW4rGeY2xPCnn8 zPLLF3Ilag== )`
	RRSIG=2448 and DNSKEY=2448/SEP verifies the DNSKEY RRset
	DNSKEY=54801 is now in the chain-of-trust
	DNSKEY=57761 is now in the chain-of-trust
	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 = 2186 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 nsb.perf1.com for polytechnique.edu/SOA
	Received 228 bytes from 81.92.95.100
	;; Response received from [81.92.95.100] 228 octets ;; HEADER SECTION ;; id = 17398 ;; 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 RRSIG ( SOA 13 2 3600 20250929230008 20250915220008 54801 polytechnique.edu. gVOgUvmDBpm9RwCeF9SoXvFN3GwBK9m/qhIHCcnaubYA8i8clPF/ooRMVyNbRqLIXLIV66jZr1kH NZSBb2ar1g== ) polytechnique.edu. 3600 IN SOA ( milou.polytechnique.fr. hostmaster.polytechnique.fr. 2025073379 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	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 = 48537 ;; 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. 2025073379 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250929230008 20250915220008 54801 polytechnique.edu. gVOgUvmDBpm9RwCeF9SoXvFN3GwBK9m/qhIHCcnaubYA8i8clPF/ooRMVyNbRqLIXLIV66jZr1kH NZSBb2ar1g== ) ;; 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 nsa.perf1.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 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 = 21532 ;; 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. 2025073379 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250929230008 20250915220008 54801 polytechnique.edu. gVOgUvmDBpm9RwCeF9SoXvFN3GwBK9m/qhIHCcnaubYA8i8clPF/ooRMVyNbRqLIXLIV66jZr1kH NZSBb2ar1g== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS milou.polytechnique.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 = 56004 ;; 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. 2025073379 ;serial 86400 ;refresh 21600 ;retry 1209600 ;expire 3600 ;minimum ) polytechnique.edu. 3600 IN RRSIG ( SOA 13 2 3600 20250929230008 20250915220008 54801 polytechnique.edu. gVOgUvmDBpm9RwCeF9SoXvFN3GwBK9m/qhIHCcnaubYA8i8clPF/ooRMVyNbRqLIXLIV66jZr1kH NZSBb2ar1g== ) ;; 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 picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS nsa.perf1.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	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 = 55906 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== )`
	RRSIG=54801 and DNSKEY=54801 verifies the A RRset

polytechnique.edu

	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 = 5309 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 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 = 62415 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== )`
	RRSIG=54801 and DNSKEY=54801 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 = 38424 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. 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 rackham.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 = 12555 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. 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 NS nsb.perf1.com. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== )`
	RRSIG=54801 and DNSKEY=54801 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 = 31304 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 picaros.polytechnique.fr. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS nsb.perf1.com. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 = 61406 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS picaros.polytechnique.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 nsa.perf1.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== )`
	RRSIG=54801 and DNSKEY=54801 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 = 48155 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; AUTHORITY SECTION (6 records) polytechnique.edu. 3600 IN NS nsa.perf1.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 NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 = 7610 ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== ) ;; 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 nsb.perf1.com. polytechnique.edu. 3600 IN NS rackham.polytechnique.fr. polytechnique.edu. 3600 IN NS picaros.polytechnique.fr. polytechnique.edu. 3600 IN RRSIG ( NS 13 2 3600 20250927070804 20250913063852 54801 polytechnique.edu. 7WFFiW/Hr1Egu53IQUK8vViIIlmAlAaX8JQnH1pcKRJQ0/s/9hzAMJmxL9Zw6qq09ns70QqoVSUf mBKLesqM9Q== ) ;; 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 20250927070804 20250913063852 54801 polytechnique.edu. 7jIDlfbhogXGA98oCglp1iP3e7xXmznliYWebp7Q3R3tT+Am5MXDSe93KnXVP1Xx04+jX+u6lFjc XP4FcZMGtA== )`
	RRSIG=54801 and DNSKEY=54801 verifies the A RRset

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