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 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
Australia
115.128.44.223
India
172.232.76.111
Brazil
190.7.189.184
Ukraine
193.238.152.32
South Africa
41.23.114.84
Canada
51.222.248.234
United States of America
68.183.142.67
Netherlands
80.74.29.136
Russia
83.220.175.85
2a10:50c0::ad1:ff
2a0d:2a00:2::
2606:4700:4700::1111
2001:4860:4860::8844
NextDNS
2a07:a8c1::53:54e9
OpenDns
208.67.222.222
2620:fe::9
No OPT records found