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
United States of America
108.24.175.227
Australia
115.70.244.255
India
172.232.76.111
Russia
185.246.88.234
Ukraine
193.194.106.246
Brazil
200.231.34.18
South Africa
41.23.253.247
Canada
51.222.248.234
Netherlands
91.216.71.30
94.140.15.15
185.228.168.168
2606:4700:4700::1001
8.8.8.8
NextDNS
45.90.28.66
OpenDns
208.67.220.220
149.112.112.112
No OPT records found