cpost.cz

.cz dns crawl

First seen 2026-05-19 · Last seen 2026-05-31 · pending crawled 2026-05-31 3 attempts

CZ · 193.150.24.114 · AS198143 Ceska Posta s.p.

Reputation 100/100

http error: ConnectTimeout

Registration

Registrar

REG-ACTIVE24

Created

1997-02-02

Expires

2026-10-06 127 days left

Updated

2024-04-15

Name servers

dns1.cpost.cz
dns2.cpost.cz
dns3.cpost.cz
dns4.cpost.cz

DNS records live

NS

dns1.cpost.cz
dns2.cpost.cz
dns3.cpost.cz
dns4.cpost.cz

MX

10 smtp03.cpost.cz
20 smtp04.cpost.cz
30 smtp01.cpost.cz
40 smtp02.cpost.cz

TXT

jvQT/77WEo1QuNwwdEMJvrZXLI0zTzisqfBrScZptq52DpD0eIXZZnnmvMMX6vtKO9k8tw5/wLiwzr5QAqiKmQ==
ciscocidomainverification=384559530dbe362a6e311153173c92d635211a035ef306785114fdeaef34f13a

Verified for

Microsoft 365

Email authentication strong

SPF

v=spf1 a mx ip4:193.150.24.228 ip4:193.150.25.228 ip4:193.150.24.244 ip4:193.150.25.244 ip4:82.208.7.44 include:spf.protection.outlook.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:ipm48sp@ar.glockapps.com,mailto:report.dmarc@cpost.cz; ruf=mailto:ipm48sp@fr.glockapps.com,mailto:forensis.dmarc@cpost.cz; adkim=r; aspf=s; fo=1; sp=reject;

policy: quarantine · sp=reject

DKIM

default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlo8OfbPnmSw3VKvncItRvEOX4ZLabiHuMFeQpWHLFMTbHikG82xPk6+Ts9YJ4j3lQv95S+HLnumG6DK5mqTR1…
selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDMKpOtdzIGEmWgJZ2D6yR5dXABjF63ensEa71hrJkGh4ASEMvRIIEXrrOHzZ1rKgVnUyKnLISqNo/nfIW4Rf…
selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDVB/2Epwc0z6SsCacJTGfT8DgzKzShCXxiB37Qad6pDkPFMr07AHtGcr5f7bqb1kDGasJHG68O+svYrxKanm…

selectors probed

Certificates

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Linked from (1)

postsignum.cz×1