IPLIST.NET - dhcp-168-51.iis.u-tokyo.ac.jp
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dhcp-168-51.iis.u-tokyo.ac.jp checked at 2025-10-08T02:02:06.399Z 230ms 47/47/47 100% R:14dhcp-168-51.iis.u-tokyo.ac.jp
| MX | ironport1.iis.u-tokyo.ac.jp | ||||||
| A | 157.82.144.166🇯🇵 UTnet | ||||||
| PTR | ironport1.iis.u-tokyo.ac.jp | ||||||
| MX | ironport2.iis.u-tokyo.ac.jp | ||||||
| A | 157.82.144.167🇯🇵 UTnet | ||||||
| PTR | ironport2.iis.u-tokyo.ac.jp | ||||||
| A | 157.82.168.51🇯🇵 UTnet | ||||||
| PTR | dhcp-168-51.iis.u-tokyo.ac.jp | ||||||
iis.u-tokyo.ac.jp
| MX | ironport1.iis.u-tokyo.ac.jp | ||||||
| MX | ironport2.iis.u-tokyo.ac.jp | ||||||
| NS | penguin.iis.u-tokyo.ac.jp | ||||||
| NS | dns1.nc.u-tokyo.ac.jp | ||||||
| NS | dns2.nc.u-tokyo.ac.jp | ||||||
| NS | dns3.nc.u-tokyo.ac.jp | ||||||
| A | 157.82.144.140🇯🇵 UTnet | ||||||
PTR for
AI analysis
dhcp-168-51.iis.u-tokyo.ac.jp resolves to a single IP address: 157.82.168.51.
dhcp-168-51.iis.u-tokyo.ac.jp is handled by two mail servers: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.
dhcp-168-51.iis.u-tokyo.ac.jp shares its mail server setup with other domains, including dhcp-148-191.iis.u-tokyo.ac.jp, dhcp-155-215.iis.u-tokyo.ac.jp, mac-yh-desktop.iis.u-tokyo.ac.jp, dhcp-148-221.iis.u-tokyo.ac.jp and tt15.iis.u-tokyo.ac.jp.
The mail servers for dhcp-168-51.iis.u-tokyo.ac.jp are shared with other domains, for instance dhcp-148-213.iis.u-tokyo.ac.jp, dhcp-148-242.iis.u-tokyo.ac.jp, dhcp-148-168.iis.u-tokyo.ac.jp, dhcp-148-160.iis.u-tokyo.ac.jp and dhcp-148-173.iis.u-tokyo.ac.jp.
Host names with a single IP:
ironport1.iis.u-tokyo.ac.jp points to 157.82.144.166.
ironport2.iis.u-tokyo.ac.jp points to 157.82.144.167.