DNSSEC Debugger - umich.edu

Domain Name:

Time: 2024-09-15 19:33:51 UTC

Analyzing DNSSEC problems for umich.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 l.root-servers.net for ./DNSKEY
	Received 864 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 864 octets ;; HEADER SECTION ;; id = 58308 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAdSiy6sslYrcZSGcuMEK4DtE8DZZY1A08kAsviAD49tocYO5m37AvIOyzeiKBWuPuJ4m9u5H onCM/ntxklZKYFyMftv8XoRwbiXdpSjfdpNHiMYTTV2oDUNMjdLFnF6HYSY48xrPbevQOYbAFGHp xqcXAQT0+BaBiAx3Ls6lXBQ3/hSVOprvDWJCQiI2OT+9+saKLddSIX6DwTVy0S5T4YY4EGg5R3c/ eKUb2/8XgKWUzlOIZsVAZZUSTKW0tX54ccAALO7Grvsx/NW62jc1xv6wWAXocOEVgB7+4Lzb7q9p 5o30+sYoGpOsKgFvMSy4oCZTQMQx2Sjd/NG2bMMw6nM= ) ; Key ID = 20038 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20240930000000 20240909000000 20326 . jZIAHsafL2dClPOKpy90cvgU37CJ/WHCgOp/ipODonJbD9u4v2yxuig6BrvpSMmTRXh5DpsqEEY7 DvgUAaHvIW1LbUK/NShsACs4oyZ9U4E7czeE8O8U4dwBzdeKDLohT3PqYICEZBLlQID+PXx338yI W60KtlcTwvVMwb59xw4iv+crJ1oRJrzPbjgY4iP4XEuAtja0c3g382twsEogre5R1X+TRlny4FwQ gkLbLLQEAwkEwsC2/0o/hTFes3AOrxx3BmpOcZYTHXJ17M+rGoJ8ztcYus8l/G5bWLSc4ghbrOoA Xwvs6ZNXoWmp6LfuEOiw/NDtmXe9i3BhYYgvAg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAdSiy6sslYrcZSGcuMEK4DtE8DZZY1A08kAsviAD49tocYO5m37AvIOyzeiKBWuPuJ4m9u5H onCM/ntxklZKYFyMftv8XoRwbiXdpSjfdpNHiMYTTV2oDUNMjdLFnF6HYSY48xrPbevQOYbAFGHp xqcXAQT0+BaBiAx3Ls6lXBQ3/hSVOprvDWJCQiI2OT+9+saKLddSIX6DwTVy0S5T4YY4EGg5R3c/ eKUb2/8XgKWUzlOIZsVAZZUSTKW0tX54ccAALO7Grvsx/NW62jc1xv6wWAXocOEVgB7+4Lzb7q9p 5o30+sYoGpOsKgFvMSy4oCZTQMQx2Sjd/NG2bMMw6nM= ) ; Key ID = 20038`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 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 20240930000000 20240909000000 20326 . jZIAHsafL2dClPOKpy90cvgU37CJ/WHCgOp/ipODonJbD9u4v2yxuig6BrvpSMmTRXh5DpsqEEY7 DvgUAaHvIW1LbUK/NShsACs4oyZ9U4E7czeE8O8U4dwBzdeKDLohT3PqYICEZBLlQID+PXx338yI W60KtlcTwvVMwb59xw4iv+crJ1oRJrzPbjgY4iP4XEuAtja0c3g382twsEogre5R1X+TRlny4FwQ gkLbLLQEAwkEwsC2/0o/hTFes3AOrxx3BmpOcZYTHXJ17M+rGoJ8ztcYus8l/G5bWLSc4ghbrOoA Xwvs6ZNXoWmp6LfuEOiw/NDtmXe9i3BhYYgvAg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=20038 is now in the chain-of-trust
	Query to g.root-servers.net for umich.edu/A
	Received 1168 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 1168 octets ;; HEADER SECTION ;; id = 11397 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 15 arcount = 27 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20240928170000 20240915160000 20038 . sfoFSc/+/YU3RX5c6Kxg1y0++G5DP7LBO3q6evAXBT0hpm7808hZzCAwY4EtlTiL6p4t2olA3Srr rM4mSXFGfBQKExYWoQoHejpseccRh1mUXp7nKrAZD0OsUIP1kAs/bdPOsLR1uwMpocXo1W5NPNj9 1zsnsvhp5tUi8405hO+wojysZRRS21eeWkdXBVzUzUKWRdM2fT/4MZ197X4hskBWUYb9YBRHxt1J 5ATXf4UDLfX+0WBmjGWa99pB6gpu/rr+s+Iz+26WuTRbMtRr796rFcR8Xrcl9vqevWyuQHQz6DFP UnHVK/iR1UrfhoQYJNT1ExjUCoKCyzzI3Ow2Rg== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 l.edu-servers.net. 172800 IN A 192.41.162.30 k.edu-servers.net. 172800 IN A 192.52.178.30 j.edu-servers.net. 172800 IN A 192.48.79.30 i.edu-servers.net. 172800 IN A 192.43.172.30 h.edu-servers.net. 172800 IN A 192.54.112.30 g.edu-servers.net. 172800 IN A 192.42.93.30 f.edu-servers.net. 172800 IN A 192.35.51.30 e.edu-servers.net. 172800 IN A 192.12.94.30 d.edu-servers.net. 172800 IN A 192.31.80.30 c.edu-servers.net. 172800 IN A 192.26.92.30 b.edu-servers.net. 172800 IN A 192.33.14.30 a.edu-servers.net. 172800 IN A 192.5.6.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; { "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 = 61217 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 15 arcount = 27 ;; do = 1 ;; { "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 20240928170000 20240915160000 20038 . sfoFSc/+/YU3RX5c6Kxg1y0++G5DP7LBO3q6evAXBT0hpm7808hZzCAwY4EtlTiL6p4t2olA3Srr rM4mSXFGfBQKExYWoQoHejpseccRh1mUXp7nKrAZD0OsUIP1kAs/bdPOsLR1uwMpocXo1W5NPNj9 1zsnsvhp5tUi8405hO+wojysZRRS21eeWkdXBVzUzUKWRdM2fT/4MZ197X4hskBWUYb9YBRHxt1J 5ATXf4UDLfX+0WBmjGWa99pB6gpu/rr+s+Iz+26WuTRbMtRr796rFcR8Xrcl9vqevWyuQHQz6DFP UnHVK/iR1UrfhoQYJNT1ExjUCoKCyzzI3Ow2Rg== ) ;; 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 m.root-servers.net for edu/DS
	Received 367 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 367 octets ;; HEADER SECTION ;; id = 50187 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "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 20240928170000 20240915160000 20038 . sfoFSc/+/YU3RX5c6Kxg1y0++G5DP7LBO3q6evAXBT0hpm7808hZzCAwY4EtlTiL6p4t2olA3Srr rM4mSXFGfBQKExYWoQoHejpseccRh1mUXp7nKrAZD0OsUIP1kAs/bdPOsLR1uwMpocXo1W5NPNj9 1zsnsvhp5tUi8405hO+wojysZRRS21eeWkdXBVzUzUKWRdM2fT/4MZ197X4hskBWUYb9YBRHxt1J 5ATXf4UDLfX+0WBmjGWa99pB6gpu/rr+s+Iz+26WuTRbMtRr796rFcR8Xrcl9vqevWyuQHQz6DFP UnHVK/iR1UrfhoQYJNT1ExjUCoKCyzzI3Ow2Rg== ) ;; 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 20240928170000 20240915160000 20038 . sfoFSc/+/YU3RX5c6Kxg1y0++G5DP7LBO3q6evAXBT0hpm7808hZzCAwY4EtlTiL6p4t2olA3Srr rM4mSXFGfBQKExYWoQoHejpseccRh1mUXp7nKrAZD0OsUIP1kAs/bdPOsLR1uwMpocXo1W5NPNj9 1zsnsvhp5tUi8405hO+wojysZRRS21eeWkdXBVzUzUKWRdM2fT/4MZ197X4hskBWUYb9YBRHxt1J 5ATXf4UDLfX+0WBmjGWa99pB6gpu/rr+s+Iz+26WuTRbMtRr796rFcR8Xrcl9vqevWyuQHQz6DFP UnHVK/iR1UrfhoQYJNT1ExjUCoKCyzzI3Ow2Rg== )`
	RRSIG=20038 and DNSKEY=20038 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 j.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 291 octets ;; HEADER SECTION ;; id = 14984 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 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== ) ; Key ID = 35663 edu. 86400 IN DNSKEY ( 256 3 13 88gptEgHrxwEoIcB0tn23cfDHg4jR7MtCcQKpp5TGNhNC8ro2ykI4ZZgX7IOBZRNXr3HBKmpa8nd sbGt5zo6Qw== ) ; Key ID = 30299 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20240927151114 20240912150614 35663 edu. H6lkc4UjHqcqgEQ83Cj14HfHnn76DRzjJf1Acks1j1K+IlaTN+8I9p95v4FWIL1Fpta7EApYrkJ2 nWwaAQAEdg== ) ;; 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== ) ; Key ID = 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 88gptEgHrxwEoIcB0tn23cfDHg4jR7MtCcQKpp5TGNhNC8ro2ykI4ZZgX7IOBZRNXr3HBKmpa8nd sbGt5zo6Qw== ) ; Key ID = 30299`
	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 20240927151114 20240912150614 35663 edu. H6lkc4UjHqcqgEQ83Cj14HfHnn76DRzjJf1Acks1j1K+IlaTN+8I9p95v4FWIL1Fpta7EApYrkJ2 nWwaAQAEdg== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=30299 is now in the chain-of-trust
	Query to l.edu-servers.net for umich.edu/A
	Received 354 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 354 octets ;; HEADER SECTION ;; id = 13732 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 3 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20240922024742 20240915013742 30299 edu. X7qBQsNZkSymqXQbzndHcVHBcQkZBVgXmM9D/m9Zk4ciF10XiiXsxQL0qJN2wTRFM1T7hu0z1b99 N5tGfQFx9A== ) ;; ADDITIONAL SECTION (3 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 ;; { "EDNS-VERSION": 0 }
	Query to i.edu-servers.net for umich.edu/DNSKEY
	Received 354 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 354 octets ;; HEADER SECTION ;; id = 38308 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 3 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20240922024742 20240915013742 30299 edu. X7qBQsNZkSymqXQbzndHcVHBcQkZBVgXmM9D/m9Zk4ciF10XiiXsxQL0qJN2wTRFM1T7hu0z1b99 N5tGfQFx9A== ) ;; ADDITIONAL SECTION (3 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 ;; { "EDNS-VERSION": 0 }
	Found child zone umich.edu

umich.edu

	Checking DS between edu and umich.edu
	Query to c.edu-servers.net for umich.edu/DS
	Received 1127 bytes from 192.26.92.30
	;; Response received from [192.26.92.30] 1127 octets ;; HEADER SECTION ;; id = 63727 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 14 arcount = 27 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN DS ;; ANSWER SECTION (3 records) umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20240922024742 20240915013742 30299 edu. X7qBQsNZkSymqXQbzndHcVHBcQkZBVgXmM9D/m9Zk4ciF10XiiXsxQL0qJN2wTRFM1T7hu0z1b99 N5tGfQFx9A== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20240922024742 20240915013742 30299 edu. Uokm37yDyp1XD7j25264npqibgtbjWl70d6I5qs0BMkNzCQdTeuhK2z4dlgMJteWrKtz+aMNXWBQ bfrVA7Thvg== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::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 ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for umich.edu in the edu zone
	DS=41530/SHA-256 has algorithm ECDSAP256SHA256
	DS=58714/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20240922024742 20240915013742 30299 edu. X7qBQsNZkSymqXQbzndHcVHBcQkZBVgXmM9D/m9Zk4ciF10XiiXsxQL0qJN2wTRFM1T7hu0z1b99 N5tGfQFx9A== )`
	RRSIG=30299 and DNSKEY=30299 verifies the DS RRset
	DS=41530/SHA-256 is now in the chain-of-trust
	DS=58714/SHA-256 is now in the chain-of-trust
	`umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 )`
	`umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 )`
	Query to dns3.umich.org for umich.edu/DNSKEY
	Received 408 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 408 octets ;; HEADER SECTION ;; id = 53741 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 4 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (4 records) umich.edu. 1800 IN DNSKEY ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; Key ID = 58714 umich.edu. 1800 IN DNSKEY ( 256 3 13 EgBZaxWhJo9D4zywdH/xmfEwYwuEtW0tkAV6OmkHHzNrzrNAyPL2Y2spviJRoFLQLvzvI1XoaVRD rwKuGSs5eA== ) ; Key ID = 36207 umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20241014104202 20240914094202 36207 umich.edu. MH39o0hjQPAXz/mlygD+97Old4IPcsPl3JBwD/pQckPXjB+7bnIbmkwv9mqpQgNaa8+eP8D1A3OQ 470m2PPFBg== ) umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20241014104202 20240914094202 58714 umich.edu. gosXQK04FajaoAPP5ThVGHIuMgoFC2K7Gve997lCG5AYkSMv4tF22BXDS91e96g/YQMdpjkmyYfG QxUhL3ZNYQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for umich.edu
	`umich.edu. 1800 IN DNSKEY ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; Key ID = 58714`
	`umich.edu. 1800 IN DNSKEY ( 256 3 13 EgBZaxWhJo9D4zywdH/xmfEwYwuEtW0tkAV6OmkHHzNrzrNAyPL2Y2spviJRoFLQLvzvI1XoaVRD rwKuGSs5eA== ) ; Key ID = 36207`
	DNSKEY=58714/SEP is now in the chain-of-trust
	DS=58714/SHA-256 verifies DNSKEY=58714/SEP
	DS=41530/SHA-256 is published, but a corresponding DNSKEY is not
	Found 2 RRSIGs over DNSKEY RRset
	`umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20241014104202 20240914094202 36207 umich.edu. MH39o0hjQPAXz/mlygD+97Old4IPcsPl3JBwD/pQckPXjB+7bnIbmkwv9mqpQgNaa8+eP8D1A3OQ 470m2PPFBg== )`
	`umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20241014104202 20240914094202 58714 umich.edu. gosXQK04FajaoAPP5ThVGHIuMgoFC2K7Gve997lCG5AYkSMv4tF22BXDS91e96g/YQMdpjkmyYfG QxUhL3ZNYQ== )`
	RRSIG=36207 and DNSKEY=36207 verifies the DNSKEY RRset
	RRSIG=58714 and DNSKEY=58714/SEP verifies the DNSKEY RRset
	DNSKEY=36207 is now in the chain-of-trust
	Query to dns3.umich.org for umich.edu/A
	Received 489 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 489 octets ;; HEADER SECTION ;; id = 44146 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns3.umich.org is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns1.itd.umich.edu for umich.edu/SOA
	Received 519 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 519 octets ;; HEADER SECTION ;; id = 30584 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 3000132991 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20241015172309 20240915162309 36207 umich.edu. HgAAEQqEW7vMcGi6FLc/LOs0DCVspt+d2eyyNynY1gmqzUAxu/UDtnFE6uq2ff8A0mPI/HxAhbHm +Q6T4iwqmw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns4.umich.org for umich.edu/SOA
	Received 205 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 205 octets ;; HEADER SECTION ;; id = 44516 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 0, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 3000132991 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20241015172309 20240915162309 36207 umich.edu. HgAAEQqEW7vMcGi6FLc/LOs0DCVspt+d2eyyNynY1gmqzUAxu/UDtnFE6uq2ff8A0mPI/HxAhbHm +Q6T4iwqmw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns2.itd.umich.edu for umich.edu/SOA
	Received 519 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 519 octets ;; HEADER SECTION ;; id = 29718 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10.umnet.umich.edu. hostmaster.umich.edu. 3000132991 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20241015172309 20240915162309 36207 umich.edu. HgAAEQqEW7vMcGi6FLc/LOs0DCVspt+d2eyyNynY1gmqzUAxu/UDtnFE6uq2ff8A0mPI/HxAhbHm +Q6T4iwqmw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns3.umich.org for umich.edu/A
	Received 489 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 489 octets ;; HEADER SECTION ;; id = 5837 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== )`
	RRSIG=36207 and DNSKEY=36207 verifies the A RRset

umich.edu

	Query to dns1.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 489 octets ;; HEADER SECTION ;; id = 15220 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns1.itd.umich.edu is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns1.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 489 octets ;; HEADER SECTION ;; id = 61795 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 162.159.140.37
	umich.edu A RR has value 172.66.0.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== )`
	RRSIG=36207 and DNSKEY=36207 verifies the A RRset

umich.edu

	Query to dns2.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 489 octets ;; HEADER SECTION ;; id = 46350 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns2.itd.umich.edu is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns2.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 489 octets ;; HEADER SECTION ;; id = 12523 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 5 arcount = 7 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20240926155929 20240914094202 36207 umich.edu. 1tjhjA/HXgn4WhxRVwQ2qUVE+I6sqIz4a7ppCUUjT398uTM0wvxYWABSRJnuTsHZLarqIc7CVByA iI1rXpcO+Q== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== )`
	RRSIG=36207 and DNSKEY=36207 verifies the A RRset

umich.edu

	Query to dns4.umich.org for umich.edu/A
	Received 175 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 175 octets ;; HEADER SECTION ;; id = 42792 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 0, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns4.umich.org is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns4.umich.org for umich.edu/A
	Received 175 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 175 octets ;; HEADER SECTION ;; id = 44195 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 0, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 162.159.140.37
	umich.edu A RR has value 172.66.0.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20240926155929 20240914094202 36207 umich.edu. DKoHvxdgIgS/POyI5kVt4dEILfduMQKJnVnmXk4THk20lyXYPkc+p4bwcFawyS1VU9+oOEo2zols QrWbCnHMxQ== )`
	RRSIG=36207 and DNSKEY=36207 verifies the A RRset

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DNSSEC Debugger

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