CF1759827409586-tsm20251005211530

DNSWHOIS.INFO - dhcp-158-90.iis.u-tokyo.ac.jp

Search for IP or hostnames:

dhcp-158-90.iis.u-tokyo.ac.jp checked at 2025-10-07T08:56:49.571Z 395ms 47/47/47 100% R:14

`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}

AI analysis

dhcp-158-90.iis.u-tokyo.ac.jp resolves to one IP number: 157.82.158.90.

dhcp-158-90.iis.u-tokyo.ac.jp is served by two mail servers 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, for instance 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 at least some mail servers with other domains, for example 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

jddpcPW CF johedugfp 2025-10-07