Tools:
Subnet:
Reverse DNS (PTR):
www2.jn.sfc.keio.ac.jp
Reverse DNS Zone:
186.27.133.in-addr.arpa
Authoritative NS:
Names that resolve
to this address:
(1)
to this address:
(1)
jn.sfc.keio.ac.jp
Last crawled:
2025-12-16 01:01:36 +0000