WWW.RTSAK.COM - www.iis.u-tokyo.ac.jp

Search for IP or hostnames:

www.iis.u-tokyo.ac.jp checked at 2025-10-27T13:34:11.459Z 429ms 52/52/52 100% R:10

`www.iis.u-tokyo.ac.jp`

MX	`ironport1.iis.u-tokyo.ac.jp`
		A	157.82.144.166^{🇯🇵 U-TOKYO}
			PTR	`ironport1.iis.u-tokyo.ac.jp`
MX	`ironport2.iis.u-tokyo.ac.jp`
		A	157.82.144.167^{🇯🇵 U-TOKYO}
			PTR	`ironport2.iis.u-tokyo.ac.jp`
A	2404:d540:1:8205:157:82:144:92 ^{🇯🇵 U-TOKYO}
A	157.82.144.92^{🇯🇵 U-TOKYO}
		PTR	`www.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^{🇯🇵 U-TOKYO}

PTR for

92.144.82.157.in-addr.arpa

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AI analysis

www.iis.u-tokyo.ac.jp points to two IP numbers: 2404:d540:1:8205:157:82:144:92 and 157.82.144.92.

Two mail servers ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp handle www.iis.u-tokyo.ac.jp.

www.iis.u-tokyo.ac.jp uses the same mail server setup as other domains such as mac-yh-desktop.iis.u-tokyo.ac.jp, dhcp-148-221.iis.u-tokyo.ac.jp, tt15.iis.u-tokyo.ac.jp, dhcp-148-158.iis.u-tokyo.ac.jp and dhcp-160-174.iis.u-tokyo.ac.jp.

www.iis.u-tokyo.ac.jp shares some mail servers with other domains, including dhcp-148-168.iis.u-tokyo.ac.jp, dhcp-148-160.iis.u-tokyo.ac.jp, dhcp-148-173.iis.u-tokyo.ac.jp, dhcp-148-140.iis.u-tokyo.ac.jp and dhcp-148-238.iis.u-tokyo.ac.jp.

Host names with a single IP:

ironport1.iis.u-tokyo.ac.jp resolves to 157.82.144.166.

ironport2.iis.u-tokyo.ac.jp resolves to 157.82.144.167.

dbq