CF1761445177857-tsm20251024211356

MXLIST.NET - dhcp-158-90.iis.u-tokyo.ac.jp

Search for IP or hostnames:

dhcp-158-90.iis.u-tokyo.ac.jp checked at 2025-10-26T02:19:37.845Z 706ms 47/47/47 100% R:24

`dhcp-158-90.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	157.82.158.90^{🇯🇵 UTnet}
			PTR	`dhcp-158-90.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

90.158.82.157.in-addr.arpa

AI analysis

dhcp-158-90.iis.u-tokyo.ac.jp maps to IP address 157.82.158.90.

Two mail servers handle dhcp-158-90.iis.u-tokyo.ac.jp: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.

dhcp-158-90.iis.u-tokyo.ac.jp shares the same mail server setup as other domains, including landsat.iis.u-tokyo.ac.jp, dhcp-148-171.iis.u-tokyo.ac.jp, dhcp-148-137.iis.u-tokyo.ac.jp, dhcp-168-123.iis.u-tokyo.ac.jp and dhcp-148-165.iis.u-tokyo.ac.jp.

dhcp-158-90.iis.u-tokyo.ac.jp shares mail servers with other domains at least in part, for instance dhcp-148-248.iis.u-tokyo.ac.jp, dhcp-148-166.iis.u-tokyo.ac.jp, dhcp-148-136.iis.u-tokyo.ac.jp, well.iis.u-tokyo.ac.jp and mailgw2.iis.u-tokyo.ac.jp.

Host names with a single IP address:

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

DYGOgHQ CF johedugfp 2025-10-26