OPT records have propagated
All servers we queried returned the same DNS records.
Not the record you expected?
- Recently moved this domain to another DNS server? Check the NS records .
- Check for typos and misconfigurations.
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
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
Australia
123.243.104.28
United States of America
129.153.22.43
India
129.154.226.9
Brazil
190.7.189.189
Ukraine
31.129.166.118
South Africa
41.23.190.166
Canada
51.79.40.76
Netherlands
91.201.165.34
Russia
94.142.139.26
94.140.14.14
2606:4700:4700::1001
2001:4860:4860::8888
NextDNS
45.90.28.66
OpenDns
208.67.220.220
2620:fe::fe
No OPT records found