CF1761477092474-tsm20251026100209

DNSWHOIS.INFO - rum.math.cm.is.nagoya-u.ac.jp

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rum.math.cm.is.nagoya-u.ac.jp checked at 2025-10-26T11:11:32.460Z 841ms 75/75/75 100% R:27

rum.math.cm.is.nagoya-u.ac.jp

MXmxsc-21v2.srv.nagoya-u.ac.jp
A2001:2f8:2f:100::118 🇯🇵 National Institute of Informatics
PTRmxsc-21v2.srv.nagoya-u.ac.jp
A133.6.1.24🇯🇵 NICE
PTRmxsc-21v2.srv.nagoya-u.ac.jp
MXmxsc-22v2.srv.nagoya-u.ac.jp
A2001:2f8:2f:100::119 🇯🇵 National Institute of Informatics
PTRmxsc-22v2.srv.nagoya-u.ac.jp
A133.6.1.25🇯🇵 NICE
PTRmxsc-22v2.srv.nagoya-u.ac.jp
MXmxsc-23v2.srv.nagoya-u.ac.jp
A2001:2f8:2f:100::11a 🇯🇵 National Institute of Informatics
PTRmxsc-23v2.srv.nagoya-u.ac.jp
A133.6.1.26🇯🇵 NICE
PTRmxsc-23v2.srv.nagoya-u.ac.jp
MXmxsc-25v2.srv.nagoya-u.ac.jp
A2001:2f8:2f:100::11c 🇯🇵 National Institute of Informatics
PTRmxsc-25v2.srv.nagoya-u.ac.jp
A133.6.1.28🇯🇵 NICE
PTRmxsc-25v2.srv.nagoya-u.ac.jp
A133.6.220.1🇯🇵 NICE
PTRrum.math.cm.is.nagoya-u.ac.jp

math.cm.is.nagoya-u.ac.jp

MXmxsc-21v2.srv.nagoya-u.ac.jp
MXmxsc-22v2.srv.nagoya-u.ac.jp
MXmxsc-23v2.srv.nagoya-u.ac.jp
MXmxsc-25v2.srv.nagoya-u.ac.jp
A133.6.220.1🇯🇵 NICE

PTR for

Starts with same word

Starts similarily

AI analysis

rum.math.cm.is.nagoya-u.ac.jp resolves to one IP number: 133.6.220.1.

Other host names, for example math.cm.is.nagoya-u.ac.jp, share IP numbers with rum.math.cm.is.nagoya-u.ac.jp.

rum.math.cm.is.nagoya-u.ac.jp is handled by four mail servers: mxsc-21v2.srv.nagoya-u.ac.jp, mxsc-22v2.srv.nagoya-u.ac.jp, mxsc-23v2.srv.nagoya-u.ac.jp and mxsc-25v2.srv.nagoya-u.ac.jp.

rum.math.cm.is.nagoya-u.ac.jp shares at least some mail servers with other domains, for example urban.env.nagoya-u.ac.jp, itc.nagoya-u.ac.jp, seraph.cse.nagoya-u.ac.jp, iar.nagoya-u.ac.jp and riem.nagoya-u.ac.jp.

Host names with two IP numbers: mxsc-21v2.srv.nagoya-u.ac.jp points to 2001:2f8:2f:100::118 and 133.6.1.24; mxsc-22v2.srv.nagoya-u.ac.jp points to 2001:2f8:2f:100::119 and 133.6.1.25; mxsc-23v2.srv.nagoya-u.ac.jp points to 2001:2f8:2f:100::11a and 133.6.1.26; mxsc-25v2.srv.nagoya-u.ac.jp points to 2001:2f8:2f:100::11c and 133.6.1.28.

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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acyxzml CF johedugfp 2025-10-26