`mx.master-systems.ch`

DNSSEC	⚠️ Not signed
A	185.139.158.28^{🇩🇪 UVENSYS185.139.158.0/24}
		PTR	`ws25.swissit.net`

`master-systems.ch`

	DNSSEC	⚠️ Not signed
	A	185.139.158.28^{🇩🇪 UVENSYS185.139.158.0/24}
	NS	`ns5.swissit.net` ⭐
	NS	`ns6.swissit.net`
	MX	`mx.master-systems.ch` ⭐
	TXT	`v=spf1 a mx include:spf.swissit.net -all`
	SOA	`ns5.swissit.net`hostmaster@master-systems.ch serial=1749012711

MX for

master-systems.ch

Same first word

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.net.tr

mx.network

mx.se.gov.br

mx.gy

mx.contact

mx.pe

mx.realm.cz

mx.tn

mx.mk

mx.exchange

mx.kh.ua

mx.md

mx.to

mx.cm

mx.graphics

mx.cx

mx.support

mx.myftp.org

mx.duckdns.org

mx.kinghost.net

mx.gouv.ci

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.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.tc

mx.microsoft

mx.solutions

mx.ph

mx.st

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

mx.net.ru

mx.ae

mx.fi

mx.cz

mx.co.kr

mx.net

mx.box

mx.homelinux.com

mx.dnsalias.com

mx.se

mx.srv.br

mx.si

mx.de

mx.org.ua

mx.hn

mx.com.co

mx.nl

mx.com

mx.canva-apps.cn

mx.al

mx

mx.org

mx.net.au

mx.berlin

mx.sb

mx.sub.jp

Similar names

xm.biz

xm.media

xm.fyi

xm.pe

xm.wtf

xm.nl

xm.app

xm.cn

xm.gov.cn

xm.city

xm.ca

xm.ee

xm.ae

xm.lc

xm.chat

xm.life

xm.net

xm.cm

xm.ke

mx.nf

mx.kg

xm.co

xm.com.cn

mx.fm

mx.dk

mx.mil.lv

xm.co.za

mx.is

mx.ac.cn

mx.uz

mx.mt

mx.lt

xm.kiev.ua

xm.js.cn

xm.cc

xm.by

mx.co.at

mx.ua

mx.csb.app

mx.au

xm.world

xm.lt

mx.go.gov.br

mx.com.mx

mx.dev

xm.com.ua

mx.od.ua

mx.su

xm.ru

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.tm

mx.main.jp

xm.de

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

xm.cl

mx.io

mx.co.ke

mx.vg

mx.gp

mx.cloudaccess.net

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

mx.gs

xm.sk

mx.global.prod.fastly.net

mx.email

xm.se

xm.hu

mx.com.pt

mx.ru

mx.services

mx.pl

mx.ht

xm.com.co

mx.uk

xm.hl.cn

xm.africa

mx.no

mx.cloud.nospamproxy.com

mx.agency

mx.rs

mx.vc

mx.cloudflare.net

xm.fi

xm.is

xm.co.kr

xm.am

xm.money

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.la

DNS History

2 records (1 active, 1 former)

●A185.139.158.282026-03-02 → 2026-08-12 · 3 obs

○ 2016-04-23 00:51:58
● 2026-03-02 18:16:16
● 2026-08-12 22:44:30

○A82.98.87.2202015-08-15 → 2016-04-23 · 4 obs

● 2015-08-15 12:25:44
● 2016-04-23 00:51:58
○ 2026-03-02 18:16:16
○ 2026-08-12 22:44:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
master-systems.ch	ns6.swissit.net, ns5.swissit.net	-

✅ Authoritative Response

Server:82.98.82.44

NS records: ns6.swissit.net, ns5.swissit.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for master-systems.ch (unsigned zone)

⏱️ Timing

Total: 1047ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.139.158.28`

Analysis

Mail Server Role

mx.master-systems.ch serves as a mail server for master-systems.ch.

IP Addresses

mx.master-systems.ch points to a single IP number: 185.139.158.28.

Additional host names — mx.klarheit.ch, mx.movers.ch, mx.kundeninformation.ch and two others — share IP numbers with mx.master-systems.ch.

mx.master-systems.ch - robtex.com