CF1762683673381-tsm20251108202040

WWW.RTSAK.COM - dhcp-v22.sfc.keio.ac.jp

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dhcp-v22.sfc.keio.ac.jp checked at 2025-11-09T10:21:13.366Z 417ms 41/41/41 100% R:13 done:true timedOut:false

AI analysis

dhcp-v22.sfc.keio.ac.jp points to a single IP: 133.27.130.5.

dhcp-v22.sfc.keio.ac.jp is handled by a single mail server, mail-gw1.sfc.keio.ac.jp.

dhcp-v22.sfc.keio.ac.jp has the same mail server setup as other domains, including smtp2405.sfc.keio.ac.jp, gw2-v13.sfc.keio.ac.jp, net17-dhcp005.sfc.keio.ac.jp, net17-dhcp091.sfc.keio.ac.jp and net71-dhcp-17.sfc.keio.ac.jp.

dhcp-v22.sfc.keio.ac.jp shares at least partially some mail servers with other domains, for instance mag.keio.ac.jp and sfc.keio.ac.jp.

These mail servers are often used with the mail servers mail-gw2.sfc.keio.ac.jp.

mail-gw1.sfc.keio.ac.jp points to a single IP: 133.27.4.126.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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