MXLIST.NET - dialupgw.iis.u-tokyo.ac.jp

Search for IP or hostnames:

dialupgw.iis.u-tokyo.ac.jp checked at 2025-11-29T15:20:40.507Z 700ms 47/47/47 100% R:22 allDone:true timedOut:false

`dialupgw.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	157.82.144.65^{🇯🇵 UTnet}
			PTR	`dialupgw.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

65.144.82.157.in-addr.arpa

AI analysis

dialupgw.iis.u-tokyo.ac.jp resolves to a single IP address: 157.82.144.65.

dialupgw.iis.u-tokyo.ac.jp is handled by two mail servers: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.

dialupgw.iis.u-tokyo.ac.jp shares its mail server setup with other domains, including dhcp-156-27.iis.u-tokyo.ac.jp, cvl.iis.u-tokyo.ac.jp, dhcp-148-141.iis.u-tokyo.ac.jp, dhcp-148-139.iis.u-tokyo.ac.jp and dhcp-148-186.iis.u-tokyo.ac.jp.

The mail servers for dialupgw.iis.u-tokyo.ac.jp are shared with other domains, for instance dhcp-160-158.iis.u-tokyo.ac.jp, dhcp-164-187.iis.u-tokyo.ac.jp, chibagw.iis.u-tokyo.ac.jp, dhcp-148-214.iis.u-tokyo.ac.jp and dhcp-148-194.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.