`mx.master-japan.com`

DNSSEC	⚠️ Not signed
A	160.251.229.95^{🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`mx-09.gmoserver.jp`

`master-japan.com`

	DNSSEC	⚠️ Not signed
	A	160.251.229.82^{🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
	NS	`dns01.gmoserver.jp` ⭐
	NS	`dns02.gmoserver.jp`
	MX	`mx.master-japan.com` ⭐
	TXT	`v=spf1 include:spf.gmoserver.jp ~all`
	SOA	`dns01.gmoserver.jp`hostmaster@master-japan.com 2021-12-16 #4

WOT: UNKNOWN (61/100)

MX for

master-japan.com

Same first word

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mx.design

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mx.msk.ru

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mx.tv

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DNS History

2 records (1 active, 1 former)

○A157.7.144.172015-06-06 → 2016-04-05 · 4 obs

● 2015-06-06 18:02:54
● 2016-04-05 21:21:28
○ 2026-03-30 04:16:56
○ 2026-03-31 06:38:40

●A160.251.229.952026-03-30 → 2026-03-31 · 3 obs

○ 2016-04-05 21:21:28
● 2026-03-30 04:16:56
● 2026-03-31 06:38:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
master-japan.com	dns01.gmoserver.jp, dns02.gmoserver.jp	-

✅ Authoritative Response

Server:157.7.33.81

NS records: dns01.gmoserver.jp, dns02.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for master-japan.com (unsigned zone)

⏱️ Timing

Total: 869ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.251.229.95`

Analysis

Mail Server Role

mx.master-japan.com serves as the mail server for master-japan.com.

IP Addresses

mx.master-japan.com resolves to a single IP address: 160.251.229.95.

Other host names including mx.four-c.co.jp, mx.h-bs.info, mx.ti-comp.com, mx.tokodake.com and mx.naview.com share IP numbers with mx.master-japan.com.

mx.master-japan.com - robtex.com