`mx2.inbound.postmarkapp.com`

DNSSEC	⚠️ Not signed
A	50.31.156.110^{🇺🇸 SERVERCENTRAL50.31.128.0/18}
		PTR	`web.postmarkapp.com`
TXT	`3kc6stb9z74qkxdg404zl20bgsbqp2fh`

`inbound.postmarkapp.com`

	DNSSEC	⚠️ Not signed
	A	52.2.5.255^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
	A	72.44.42.226^{🇺🇸 Amazon72.44.40.0/21}
	A	107.22.71.110^{🇺🇸 Amazon107.22.0.0/16 EC2 IAD prefix}
	MX	`inbound.postmarkapp.com` ⭐

WOT: SAFE (61/100)
WOT: SAFE (64/100)

MX for

mixus.com

Same first word

mx2.com

mx2.io

mx2.life

mx2.mobi

mx2.email

mx2.bplaced.net

mx2.org

mx2.kinghost.net

mx2.eu

mx2.agency

mx2.gov.lk

mx2.kapsi.fi

mx2.red

mx2.net

mx2.in-berlin.de

mx2.hu

mx2.law

mx2.tuxfamily.org

mx2.at

mx2.cn

mx2.de

mx2.ca

mx2.nl

mx2.solutions

mx2.jp

mx2.memset.net

mx2.co

mx2.fr

mx2.se

mx2.uni5.net

mx2.dk

mx2.pb.gov.br

mx2.ru

mx2.cci.fr

mx2.me

mx2.uk

mx2.cc

mx2.dev

mx2.us

mx2.sp.gov.br

mx2.vip

mx2.it

mx2.dnsup.net

mx2.in

mx2.info

mx2.gouv.km

mx2.nz

mx2.pl

mx2.cloudaccess.net

mx2.mil.lv

mx2.my

mx2.vg

Similar names

x2m.info

m2x.de

x2m.cn

2mx.ro

2mx.com.br

2xm.com

m2x.it

x2m.ru

m2x.nl

m2x.alwaysdata.net

2mx.de

2mx.xyz

xm2.ru

2mx.com

xm2.it

x2m.org

m2x.ca

2mx.dev

2xm.dk

m2x.com

2xm.eu

2xm.de

2mx.eu

2xm.com.br

xm2.net

2xm.com.pl

m2x.fr

2mx.it

2mx.cn

2xm.pl

x2m.com

2mx.uk

m2x.org

m2x.cz

m2x.com.tw

xm2.cn

m2x.io

xm2.org

m2x.eu

2mx.cc

m2x.cn

x2m.co.za

2mx.net

2mx.ru

2mx.fr

x2m.de

2mx.org

xm2.us

x2m.biz

2xm.ru

xm2.de

2xm.net

xm2.cl

x2m.com.br

xm2.nl

m2x.ru

2mx.co.uk

2mx.at

m2x.app

m2x.co

2mx.info

2xm.pt

m2x.net

xm2.com

2mx.nl

DNS History

1 record (1 active, 0 former)

●A50.31.156.1102026-02-20 → 2026-05-10 · 2 obs

● 2026-02-20 00:17:06
● 2026-05-10 09:20:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net...	-
postmarkapp.com	ns-229.awsdns-28.com, ns-721.awsdns-26.net, ns-1657.awsdns-15.co.uk, ns-1262.awsdns-29.org	2 records

✅ Authoritative Response

Server:205.251.192.229

NS records: ns-229.awsdns-28.com, ns-721.awsdns-26.net, ns-1657.awsdns-15.co.uk, ns-1262.awsdns-29.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postmarkapp.com (unsigned zone)

⏱️ Timing

Total: 366ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.31.156.110`
TXT	1	`3kc6stb9z74qkxdg404zl20bgsbqp2fh`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-229.awsdns-28.com, ns-229.awsdns-28.com)

Analysis

Mail Server Role

mx2.inbound.postmarkapp.com is the mail server for mixus.com.

inbound.postmarkapp.com is a mail server commonly used with mx2.inbound.postmarkapp.com.

IP Addresses

mx2.inbound.postmarkapp.com resolves to one IP number: 50.31.156.110.

other host names including webmail.postmarkapp.com, p-pm-inbound03-pktewr1-mx.postmarkapp.com, pmr-aws-use2-s.staging.postmarkapp.com, mx.postmarkapp.com and pop3.postmarkapp.com share IP numbers with mx2.inbound.postmarkapp.com.

mx2.inbound.postmarkapp.com - robtex.com