WWW.RTSAK.COM - flet054.flet.hc.keio.ac.jp
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flet054.flet.hc.keio.ac.jp checked at 2025-10-11T12:22:08.618Z 458ms 39/39/39 100% R:13flet054.flet.hc.keio.ac.jp
| MX | mailgw.hc.cc.keio.ac.jp | ||||||
| A | 2001:df0:eb:4262::a:25 🇯🇵 KEIO-NET | ||||||
| A | 131.113.234.10🇯🇵 KEIO-NET | ||||||
| PTR | mailgw.hc.cc.keio.ac.jp | ||||||
| A | 131.113.238.54🇯🇵 KEIO-NET | ||||||
| PTR | flet054.flet.hc.keio.ac.jp | ||||||
flet.hc.keio.ac.jp
| NS | ns0.keio.ac.jp | ||||||
| NS | ns1.keio.ac.jp | ||||||
| NS | ns9.keio.ac.jp | ||||||
| NS | ns0.sfc.keio.ac.jp | ||||||
PTR for
AI analysis
flet054.flet.hc.keio.ac.jp resolves to a single IP: 131.113.238.54.
flet054.flet.hc.keio.ac.jp is handled by a single mail server, mailgw.hc.cc.keio.ac.jp.
flet054.flet.hc.keio.ac.jp shares the mail server setup with other domains, for example fbc038.fbc.hc.keio.ac.jp, fbc247.fbc.hc.keio.ac.jp, st054.st.hc.keio.ac.jp, flet158.flet.hc.keio.ac.jp and fbc079.fbc.hc.keio.ac.jp.
mailgw.hc.cc.keio.ac.jp resolves to two IPs: 2001:df0:eb:4262::a:25 and 131.113.234.10.
dbq