`mx.realcomputing.jp`

	DNSSEC	⚠️ Not signed
	A	153.122.206.114^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}

`realcomputing.jp`

	DNSSEC	⚠️ Not signed
	A	153.122.205.121^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
	NS	`ns2.namedserver.net` ⭐
	NS	`ns.namedserver.net`
	MX	`mx.realcomputing.jp` ⭐
	TXT	`v=spf1 include:_spf.shared-server.net ~all`
	TXT	`MS=EB51A8E56EC664C246D2F950497C86E0A8A5EE7D`
	SOA	`ns.namedserver.net`root@namedserver.net serial=2151044208

MX for

realcomputing.jp

Same first word

mx.csb.app

mx.au

mx.go.gov.br

mx.com.mx

mx.dev

mx.od.ua

mx.su

mx.com.au

mx.123hjemmeside.no

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mx.mba

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mx.s3-website-eu-west-1.amazonaws.com

mx.s3-website-us-east-1.amazonaws.com

mx.design

mx.s3-website-us-west-1.amazonaws.com

mx.msk.ru

mx.scrapping.cc

mx.tv

mx.casino

mx.ma

mx.dyndns.org

mx.sh

mx.ax

mx.lv

mx.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.tc

mx.microsoft

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mx.guru

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mx.ro

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mx.se

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mx.canva-apps.cn

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mx.lt

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xm.js.cn

xm.cc

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xm.ru

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xm.com

DNS History

2 records (1 active, 1 former)

●A153.122.206.1142026-03-03 → 2026-07-23 · 3 obs

○ 2016-08-12 17:33:12
● 2026-03-03 00:16:36
● 2026-07-23 21:42:58

○A211.13.204.42015-08-20 → 2016-08-12 · 4 obs

● 2015-08-20 17:55:36
● 2016-08-12 17:33:12
○ 2026-03-03 00:16:36
○ 2026-07-23 21:42:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
realcomputing.jp	ns.namedserver.net, ns2.namedserver.net	-

✅ Authoritative Response

Server:157.120.114.212

NS records: ns.namedserver.net, ns2.namedserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for realcomputing.jp (unsigned zone)

⏱️ Timing

Total: 1477ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.122.206.114`

Analysis

Mail Server Role

Mail for realcomputing.jp is routed through the mail server mx.realcomputing.jp.

IP Addresses

mx.realcomputing.jp has exactly one IP address — 153.122.206.114.

mx.polycompo.co.jp, mx.kobunren.or.jp, mx.fitnesskigu.com plus two other host names have IP numbers in common with mx.realcomputing.jp.

mx.realcomputing.jp - dns.ninja