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 keio.ac.jp .
managed by the owner of keio.ac.jp .
a1-123.akam.net
193.108.91.123
The official source of information for this domain,
managed by the owner of keio.ac.jp .
managed by the owner of keio.ac.jp .
a14-66.akam.net
184.26.161.66
The official source of information for this domain,
managed by the owner of keio.ac.jp .
managed by the owner of keio.ac.jp .
a26-67.akam.net
23.74.25.67
The official source of information for this domain,
managed by the owner of keio.ac.jp .
managed by the owner of keio.ac.jp .
a3-64.akam.net
96.7.49.64
The official source of information for this domain,
managed by the owner of keio.ac.jp .
managed by the owner of keio.ac.jp .
a4-65.akam.net
72.246.46.65
The official source of information for this domain,
managed by the owner of keio.ac.jp .
managed by the owner of keio.ac.jp .
a5-66.akam.net
95.100.168.66
South Africa
105.243.204.222
Canada
144.217.225.83
India
163.61.31.36
United States of America
185.95.231.90
Brazil
190.7.189.183
Australia
27.33.108.30
Russia
31.172.66.25
Ukraine
31.43.60.27
Netherlands
46.17.103.38
94.140.14.14
2606:4700:4700::1001
2001:4860:4860::8844
NextDNS
45.90.28.66
OpenDns
2620:119:53::53
2620:fe::9
No OPT records found