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 caltech.edu .
managed by the owner of caltech.edu .
ns0090.secondary.cloudflare.com
162.159.32.91
The official source of information for this domain,
managed by the owner of caltech.edu .
managed by the owner of caltech.edu .
ns0239.secondary.cloudflare.com
162.159.33.114
India
172.232.76.111
Brazil
200.211.39.66
Australia
203.99.150.140
No AAAA records found
South Africa
105.243.201.190
United States of America
143.198.179.121
Russia
185.246.88.234
Ukraine
193.238.152.32
Canada
51.222.248.234
Netherlands
80.74.29.136
94.140.14.14
2a0d:2a00:2::
1.1.1.1
8.8.8.8
NextDNS
45.90.28.66
OpenDns
208.67.220.220
2620:fe::fe