`mx.knowledgesystems.org`

DNSSEC	⚠️ Not signed
A	162.43.121.14^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
		PTR	`sv14213.xserver.jp`

`knowledgesystems.org`

	DNSSEC	⚠️ Not signed
	A	162.43.121.14^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
	NS	`ns1.xserver.jp` ⭐
	NS	`ns2.xserver.jp`
	NS	`ns3.xserver.jp`
	NS	`ns4.xserver.jp`
	NS	`ns5.xserver.jp`
	MX	`knowledgesystems.org` ⭐
	TXT	`v=spf1 +a:sv14213.xserver.jp +a:knowledgesystems.org +mx include:spf.sender.x...`
	SOA	`ns1.xserver.jp`root@xserver.jp serial=0

WOT: SAFE (60/100)
WOT: SAFE (62/100)

Previously MX for

knowledgesystems.org

Same first word

mx.csb.app

mx.au

mx.go.gov.br

mx.com.mx

mx.dev

mx.su

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

mx.io

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mx.vg

mx.gp

mx.cloudaccess.net

mx.gs

mx.global.prod.fastly.net

mx.com.pt

mx.ru

mx.services

mx.pl

mx.ht

mx.uk

mx.no

mx.cloud.nospamproxy.com

mx.agency

mx.rs

mx.vc

mx.cloudflare.net

mx.ws

mx.plus

mx.zone

mx.co.za

mx.tours

mx.s3.amazonaws.com

mx.com.tw

mx.vu

mx.biz

mx.ms

mx.network

mx.se.gov.br

mx.gy

mx.pe

mx.realm.cz

mx.tn

mx.exchange

mx.kh.ua

mx.md

mx.to

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mx.cm

mx.graphics

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mx.support

mx.myftp.org

mx.duckdns.org

mx.kinghost.net

mx.money

mx.kasserver.com

mx.com.ar

mx.sytes.net

mx.center

mx.withyoutube.com

mx.mba

mx.co.uk

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.or.at

mx.cn

mx.servebbs.org

mx.microsoft

mx.ph

mx.myftp.biz

mx.com.tr

mx.be

mx.guru

mx.selfip.com

mx.co

mx.ro

mx.com.kz

mx.ru.net

mx.firewall-gateway.de

mx.mayfirst.org

mx.principe.st

mx.ag

mx.ee

Similar names

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.com

xm.biz

xm.media

xm.fyi

xm.pe

xm.wtf

xm.nl

xm.cn

xm.gov.cn

xm.city

xm.ca

mx.net.ru

xm.ee

mx.fi

xm.ae

xm.lc

mx.cz

mx.co.kr

mx.net

mx.box

xm.chat

mx.homelinux.com

mx.dnsalias.com

mx.se

xm.life

mx.srv.br

mx.si

mx.de

mx.org.ua

xm.net

mx.nl

mx.com

xm.cm

mx.al

mx

mx.org

DNS History

3 records (1 active, 2 former)

●A162.43.121.142026-03-27 → 2026-03-30 · 3 obs

○ 2016-04-14 13:15:34
● 2026-03-27 13:40:18
● 2026-03-30 13:59:22

○A66.96.140.902015-06-05 → 2016-04-14 · 4 obs

● 2015-06-05 23:27:46
● 2016-04-14 13:15:34
○ 2026-03-27 13:40:18
○ 2026-03-30 13:59:22

○A66.96.140.912015-06-05 → 2016-04-14 · 4 obs

● 2015-06-05 23:27:46
● 2016-04-14 13:15:34
○ 2026-03-27 13:40:18
○ 2026-03-30 13:59:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
knowledgesystems.org	ns5.xserver.jp, ns1.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:183.90.224.230

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgesystems.org (unsigned zone)

⏱️ Timing

Total: 923ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.43.121.14`

Analysis

IP Addresses

mx.knowledgesystems.org resolves to a single IP: 162.43.121.14.

Other host names, for instance ns.me-rise.net, straightupcocktail.com, mountainsportformazza.com, mail.boeiraportugalinabottle.com and wecweb.org share IP numbers with mx.knowledgesystems.org.

mx.knowledgesystems.org - robtex.com