AAAA records not consistent
Authoritative servers agree, but not all other servers do.
- This is normal for AAAA records. They can be geo- or round-robin load-balanced.
- 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 nih.gov .
managed by the owner of nih.gov .
ns.nih.gov
128.231.128.251
The official source of information for this domain,
managed by the owner of nih.gov .
managed by the owner of nih.gov .
ns2.nih.gov
128.231.64.1
The official source of information for this domain,
managed by the owner of nih.gov .
managed by the owner of nih.gov .
ns3.nih.gov
165.112.4.230
South Africa
105.243.201.161
India
14.99.145.14
Netherlands
185.140.209.224
Brazil
200.231.34.18
United States of America
208.93.196.147
Australia
218.33.76.84
Canada
66.70.164.12
Ukraine
91.239.232.181
94.140.14.14
2a0d:2a00:2::
1.1.1.1
8.8.8.8
NextDNS
45.90.30.66
OpenDns
208.67.220.220
149.112.112.112
Russia
217.26.29.42
No AAAA records found