OPT records not consistent
Authoritative servers are returning different records.
- This likely indicates a DNS server configuration issue.
- Records may not have propagated among authoritative servers yet.
DNS server
TTL
Time To Live
The amount of time a DNS record is cached for.
Records returned by these servers
The official source of information for this domain,
managed by the owner of columbia.edu .
managed by the owner of columbia.edu .
auth1.dns.cogentco.com
66.28.0.14
The official source of information for this domain,
managed by the owner of columbia.edu .
managed by the owner of columbia.edu .
auth2.dns.cogentco.com
66.28.0.30
The official source of information for this domain,
managed by the owner of columbia.edu .
managed by the owner of columbia.edu .
ext-ns1.columbia.edu
128.59.1.1
94.140.14.14
185.228.169.168
NextDNS
2a07:a8c0::53:54e9
2620:fe::9
No OPT records found
The official source of information for this domain,
managed by the owner of columbia.edu .
managed by the owner of columbia.edu .
ns1.lse.ac.uk
158.143.96.8
2606:4700:4700::1111
8.8.4.4
OpenDns
208.67.222.222
CNAME
neuroepigenomics.org