CF1759793410936-tsm20251005211530

DNSWHOIS.INFO - dhcp-148-220.iis.u-tokyo.ac.jp

Search for IP or hostnames:

dhcp-148-220.iis.u-tokyo.ac.jp checked at 2025-10-06T23:30:10.793Z 472ms 47/47/47 100% R:8

`dhcp-148-220.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	157.82.148.220^{🇯🇵 UTnet}
			PTR	`dhcp-148-220.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

220.148.82.157.in-addr.arpa

AI analysis

dhcp-148-220.iis.u-tokyo.ac.jp maps to IP address 157.82.148.220.

Two mail servers handle dhcp-148-220.iis.u-tokyo.ac.jp: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.

dhcp-148-220.iis.u-tokyo.ac.jp shares the same mail server setup as 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.

dhcp-148-220.iis.u-tokyo.ac.jp shares mail servers with other domains at least in part, 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 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

jZRJGFE CF johedugfp 2025-10-06