`mail.nrw.postmarkapp.com`

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

`nrw.postmarkapp.com`

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

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

Same first word

mail.ru

mail.myeffect.net

mail.myshopify.com

mail.123hjemmeside.dk

mail.gov.ps

mail.ml

mail.fo

mail.expert

mail.mil.tm

mail.team

mail.com.ru

mail.tn

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.com.mk

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.cleaning

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.tools

mail.sy

mail.li

mail.rw

mail.vision

mail.sk

mail.at

mail.surf

mail.gov.ge

mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.graphics

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

mail.gov.mz

mail.gov.ph

mail.veterinaire.fr

mail.ee

mail.yokohama

mail.mu

mail.nflfan.org

mail.bayern

mail.dnsalias.com

mail.com.tr

mail.ai

mail.my.id

mail.org.ru

mail.re

mail.credit

mail.pl

mail.co.com

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mail.basicserver.io

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mail.pm

mail.wf

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lima.fr

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DNS History

1 record (1 active, 0 former)

●A50.31.156.1102026-03-08 → 2026-05-14 · 2 obs

● 2026-03-08 18:34:30
● 2026-05-14 10:06:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, a.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:205.251.196.238

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: 373ms | 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

IP Addresses

mail.nrw.postmarkapp.com maps to IP address 50.31.156.110.

Other host names, for instance mx1.postmarkapp.com, web.postmarkapp.com, staging-bounces.postmarkapp.com, p-pm-inbound02-pktsjc1-mx.postmarkapp.com and inbound2.postmarkapp.com share IP numbers with mail.nrw.postmarkapp.com.

mail.nrw.postmarkapp.com - robtex.com