DNSWHOIS.INFO - jonan.ac.jp

Search for IP or hostnames:

jonan.ac.jp checked at 2025-10-06T06:43:21.350Z 1142ms 88/88/88 100% R:13

`jonan.ac.jp`

NS	`jcnt01.jonan.ac.jp`
		A	210.137.139.1^{🇯🇵 National Institute of Informatics}
NS	`ns3.mcnet.ad.jp`
		A	210.172.35.53^{🇯🇵 NTT SmartConnect}
			PTR	`ns3.mcnet.ad.jp`
NS	`sigw.sinet.ad.jp`
NS	`ns4.sphere.ad.jp`
		A	202.239.113.30^{🇯🇵 NTT PC Communications (InfoSphere)}
			PTR	`ns4.sphere.ad.jp`
MX	`jonan-ac-jp.mail.protection.outlook.com`
		A	2a01:111:f403:cc1a:: ^{🇯🇵 Microsoft}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::2 ^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00302.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::3 ^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00203.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::1 ^{🇯🇵 Microsoft}
			PTR	`mail-os0p286cu01201.inbound.protection.outlook.com`
		A	52.101.124.0^{🇯🇵 Microsoft}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	52.101.124.5^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00305.inbound.protection.outlook.com`
		A	52.101.124.6^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00206.inbound.protection.outlook.com`
		A	52.101.157.11^{🇺🇸 Microsoft}
			PTR	`mail-os0p286cu01203.inbound.protection.outlook.com`

`ac.jp`

Up

jcnt01.jonan.ac.jp

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AI analysis

jonan.ac.jp is the parent of jcnt01.jonan.ac.jp.

jonan.ac.jp is delegated to four name servers: jcnt01.jonan.ac.jp, ns3.mcnet.ad.jp, sigw.sinet.ad.jp and ns4.sphere.ad.jp.

jonan.ac.jp at least partially shares name servers with other domains, including yajishoten.co.jp, ittoku.jp, menehune.on.arena.ne.jp, kenseisha.net and tokaikg.co.jp.

These name servers are typically used together with the name servers ns3.sphere.ad.jp, dns-x.sinet.ad.jp, ns.ckp.jp, ns1.toyo.ac.jp, ns-tk061.ocn.ad.jp, nsmie.mie-sec-cloud.jp, ns1.kyukyo-u.ac.jp, sv1.jkajyo.ac.jp, dcu001s.dcu.ac.jp and c-nfu.fish-u.ac.jp.

Hostnames with a single IP:

jcnt01.jonan.ac.jp points to: 210.137.139.1.

ns3.mcnet.ad.jp points to: 210.172.35.53.

ns4.sphere.ad.jp points to: 202.239.113.30.

jonan.ac.jp is handled by a single mail server, jonan-ac-jp.mail.protection.outlook.com.

Hostname jonan-ac-jp.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::, 2a01:111:f403:cc1a::2, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::1, 52.101.124.0, 52.101.124.5, 52.101.124.6 and 52.101.157.11.

dbq