OPT records have propagated
All servers we queried returned the same DNS records.
Not the record you expected?
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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
105.255.121.228
Brazil
144.22.131.193
United States of America
150.136.61.69
Russia
158.160.141.228
Australia
170.64.132.24
Canada
176.125.239.234
Ukraine
37.53.70.212
India
49.143.252.50
Netherlands
82.97.246.78
2a10:50c0::ad1:ff
2a0d:2a00:1::
1.0.0.1
8.8.4.4
NextDNS
45.90.30.66
OpenDns
208.67.222.222
149.112.112.112
No OPT records found