DNSWHOIS.INFO - mailgw1.iis.u-tokyo.ac.jp
Search for IP or hostnames:
mailgw1.iis.u-tokyo.ac.jp checked at 2025-10-17T10:15:14.446Z 577ms 52/52/52 100% R:17mailgw1.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 | 2404:d540:1:8200:157:82:144:145 🇯🇵 UTnet | ||||||
| A | 157.82.144.145🇯🇵 UTnet | ||||||
| PTR | mailgw1.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
Starts with same word
Starts similarily
AI analysis
mailgw1.iis.u-tokyo.ac.jp points to two IP numbers: 2404:d540:1:8200:157:82:144:145 and 157.82.144.145.
Other host names, for instance mailgw.iis.u-tokyo.ac.jp, share IP numbers with mailgw1.iis.u-tokyo.ac.jp.
mailgw1.iis.u-tokyo.ac.jp is handled by two mail servers: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.
mailgw1.iis.u-tokyo.ac.jp uses the same mail server configuration as other domains, such as dhcp-148-242.iis.u-tokyo.ac.jp, dhcp-148-168.iis.u-tokyo.ac.jp, dhcp-148-160.iis.u-tokyo.ac.jp, dhcp-148-173.iis.u-tokyo.ac.jp and dhcp-148-140.iis.u-tokyo.ac.jp.
Host names with one IP number: ironport1.iis.u-tokyo.ac.jp points to 157.82.144.166; ironport2.iis.u-tokyo.ac.jp points to 157.82.144.167.
dbq