`mailserver.dnjonline.com`

	DNSSEC	⚠️ Not signed
	A	183.90.240.70^{🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.}

`dnjonline.com`

	DNSSEC	⚠️ Not signed
	A	183.90.240.70^{🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.}
	NS	`ns1.xserver.jp` ⭐
	NS	`ns2.xserver.jp`
	NS	`ns3.xserver.jp`
	NS	`ns4.xserver.jp`
	NS	`ns5.xserver.jp`
	MX	`dnjonline.com` ⭐
	TXT	`v=spf1 +a:sv2253.xserver.jp +a:dnjonline.com +mx include:spf.sender.xserver.j...`
	SOA	`ns1.xserver.jp`root@xserver.jp serial=0

WOT: SAFE (61/100)

Previously MX for

dnjonline.com

Same first word

mailserver.ch

mailserver.men

mailserver.nl

mailserver.management

mailserver.com.es

mailserver.ag

mailserver.to

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mailserver.ne.jp

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mailserver.my

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mailserver.nf

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mailserver.tokyo

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mailserver.dyndns.biz

mailserver.id

mailserver.cn

mailserver.net

mailserver.hk.com

mailserver.ovh

Similar names

DNS History

2 records (1 active, 1 former)

●A183.90.240.702026-03-28 → 2026-03-28 · 2 obs

○ 2016-09-26 16:56:28
● 2026-03-28 12:58:38

○A213.171.216.1142015-05-20 → 2016-09-26 · 3 obs

● 2015-05-20 07:32:24
● 2016-09-26 16:56:28
○ 2026-03-28 12:58:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dnjonline.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:157.112.182.220

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dnjonline.com (unsigned zone)

⏱️ Timing

Total: 904ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.90.240.70`

Analysis

IP Addresses

mailserver.dnjonline.com resolves to one IP number: 183.90.240.70.

other host names including coikijoho.com, raku2.biz, okaari.com, dnjonline.com and www.rikanojugyou.com share IP numbers with mailserver.dnjonline.com.

mailserver.dnjonline.com - robtex.com