WWW.RTSAK.COM - econ050.econ.hc.keio.ac.jp
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econ050.econ.hc.keio.ac.jp checked at 2025-11-20T13:57:27.386Z 446ms 39/39/39 100% R:14 allDone:true timedOut:false econ050.econ.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 | 131.113.239.50🇯🇵 KEIO-NET | ||||||
| PTR | econ050.econ.hc.keio.ac.jp | ||||||
econ.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 | ||||||
| MX | econ01.econ.hc.keio.ac.jp | ||||||
PTR for
AI analysis
econ050.econ.hc.keio.ac.jp points to IP number 131.113.239.50.
econ050.econ.hc.keio.ac.jp is handled by a single mail server, mailgw.hc.cc.keio.ac.jp.
econ050.econ.hc.keio.ac.jp shares the same mail server setup as other domains, for instance fbc079.fbc.hc.keio.ac.jp, uc.hc.keio.ac.jp, mailgw.hc.cc.keio.ac.jp, flet132.flet.hc.keio.ac.jp and flet027.flet.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