PTR records not consistent
Authoritative servers agree, but not all other servers have updated yet.
- Recently moved this domain to another DNS server? Check the NS records .
- Some servers may have cached older records - wait for their TTLs to expire.
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
110.174.62.118
United States of America
129.153.155.81
Netherlands
160.238.65.215
India
185.67.125.225
Brazil
187.102.161.38
South Africa
41.23.98.108
Canada
51.79.60.36
Ukraine
91.241.176.31
94.140.14.14
185.228.168.168
1.0.0.1
8.8.8.8
NextDNS
2a07:a8c1::53:54e9
OpenDns
208.67.220.220
2620:fe::9
micro36.ee.
micro37.ee.
micro16.ee.
micro35.ee.
micro33.ee.
micro32.ee.
micro011.ee.
micro05.ee.
micro29.ee.
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micro10.ee.
micro04.
micro18.ee.
micro20.ee.
micro17.ee.
micro26.ee.
micro13.ee.
micro09.ee.
micro27.ee.
Russia
87.239.109.119
micro27.ee.
micro26.ee.
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micro011.ee.
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