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Domain Name: Detail: more(+) / less(-) Time: 2022-01-28 18:43:03 UTC, NTP stratum 16

Analyzing DNSSEC problems for columbia.edu

.
Found 2 DNSKEY records for .
DS=20326/SHA-256 verifies DNSKEY=20326/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
edu
Found 1 DS records for edu in the . zone
DS=28065/SHA-256 has algorithm RSASHA256
Found 1 RRSIGs over DS RRset
RRSIG=9799 and DNSKEY=9799 verifies the DS RRset
Found 2 DNSKEY records for edu
DS=28065/SHA-256 verifies DNSKEY=28065/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=28065 and DNSKEY=28065/SEP verifies the DNSKEY RRset
columbia.edu
No DS records found for columbia.edu in the edu zone
No DNSKEY records found
ns1.lse.ac.uk is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
dns2.itd.umich.edu is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
auth2.dns.cogentco.com is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
auth1.dns.cogentco.com is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
auth4.dns.cogentco.com is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
auth5.dns.cogentco.com is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found
columbia.edu
ext-ns1.columbia.edu is authoritative for columbia.edu
columbia.edu A RR has value 128.59.105.24
No RRSIGs found

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