`posta.morquick.cz`

DNSSEC	⚠️ Not signed
A	91.139.20.97^{🇨🇿 TMOBILE-CZ91.139.0.0/17 T-Mobile Czech Republic a.s.}
		PTR	`91-139-20-97.customers.tmcz.cz`

`morquick.cz`

	DNSSEC	⚠️ Not signed
	A	46.36.38.67^{🇨🇿 SECURITYNET-AS46.36.38.0/24 GTT-NET prefix}
	NS	`ns2.web4u.cz` ⭐
	NS	`ns.web4u.cz`
	MX	`mail.morquick.cz` ⭐
	MX	`posta.morquick.cz`⁽⁹⁹⁾
	TXT	`google-site-verification=U1KizxRhBkOaFHn3uDHqQoK8Vql0aj1gwnx5BVQdnBY`
	TXT	`v=spf1 mx a:vs386.server4u.cz a:91-139-20-97.customers.tmcz.cz ip4:91.139.20....`
	SOA	`ns.web4u.cz`admin@web4u.cz 2026-04-22 #4

MX for

kostpv.cz

morquick.cz

Same first word

posta.va

posta.in

posta.cn

posta.cz

posta.ba

posta.ly

posta.com.mx

posta.rs

posta.fr

posta.at

posta.ca

posta.pl

posta.is.it

posta.co.jp

posta.nu

posta.co

posta.me

posta.nl

posta.ge

posta.eus

posta.fo

posta.se

posta.com.mk

posta.tsk.tr

posta.be

posta.si

posta.email

posta.hr

posta.org

posta.co.il

posta.legal

posta.al

posta.us

posta.co.tz

posta.website

posta.blue

posta.sm

posta.zone

posta.tc

posta.news

posta.md

posta.com.tr

posta.com

posta.sk

posta.ch

posta.tv

posta.info.tr

posta.city

posta.ro

posta.net

posta.digital

posta.dr.tr

posta.co.ke

posta.ink

posta.ws

posta.mobi

posta.biz

posta.it

posta.az

posta.net.tr

posta.mk

posta.pro

posta.tech

posta.eu

posta.com.cn

posta.ru

posta.no

posta.hu

Similar names

spota.info

stpao.com

topas.ru

toasp.com

pasto.com

astop.cn

atspo.com

spato.bg

aptos.lu

pasto.cat

topas.ch

pasto.com.br

apost.nl

stpao.org

pasto.bio

ostap.spb.ru

topas.co.ke

topas.tv

apost.online

aptos.es

opsat.net

pasto.no

topas.lt

atops.ru

topas.us

staop.com

tospa.com.au

aptos.at

otpas.live

sopat.com

opsat.fr

apost.co.jp

toasp.jp

sapto.no

atops.net

tapso.com

optsa.com

apost.net

patos.be

topsa.pl

ospat.com

patos.es

stopa.rs

stpoa.org

topas.com

stopa.sk

topas.be

ostap.pro

aspot.no

opsta.cn

apost.dk

spota.co.uk

aptos.ch

patos.pb.gov.br

apost.co.nz

paost.com

topas.cz

sopat.fr

stopa.pl

pasto.net

ospat.com.ar

patos.cc

apots.org

topas.com.ua

ostap.te.ua

stopa.io

stapo.biz

topas.readthedocs.io

topsa.co.kr

stapo.cloud

asopt.com

aptso.co

poast.help

apost.ch

aspot.cn

aptos.co.uk

patos.de

tospa.org

apost.su

otspa.org

aptos.de

stopa.org.pl

topsa.kz

apost.se

tsoap.com

topas.fr

ostap.ru

stopa.com.br

stopa.ru

spota.be

stopa.it

posat.ink

aptos.fr

stapo.jp

DNS History

2 records (1 active, 1 former)

●A91.139.20.972026-02-14 → 2026-05-10 · 3 obs

○ 2016-09-07 22:04:22
● 2026-02-14 19:17:14
● 2026-05-10 22:44:38

○A93.153.127.22015-08-16 → 2016-09-07 · 4 obs

● 2015-08-16 17:13:24
● 2016-09-07 22:04:22
○ 2026-02-14 19:17:14
○ 2026-05-10 22:44:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz	-
morquick.cz	ns.web4u.cz, ns2.web4u.cz	4 records

✅ Authoritative Response

Server:85.207.53.12

NS records: ns.web4u.cz, ns2.web4u.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 723ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.139.20.97`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns.web4u.cz, ns2.web4u.cz, ns.web4u.cz...)

Analysis

Mail Server Role

posta.morquick.cz serves as the mail server for kostpv.cz and morquick.cz.

mail.kostpv.cz and mail.morquick.cz are commonly used as mail servers alongside posta.morquick.cz.

IP Addresses

posta.morquick.cz resolves to one IP number: 91.139.20.97.

Other host names, for instance 91-139-20-97.customers.tmcz.cz, share IP numbers with posta.morquick.cz.

posta.morquick.cz - robtex.com