indexo.dev

c4.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP 200 668 ms crawled 2026-05-31

CZ · 185.102.21.196 · AS8648 dogado GmbH

Reputation 92/100 no dmarc policy

Registration

Registrar
REG-WEBGLOBE
Created
2006-01-24
Expires
2031-01-23 1697 days left
Updated
2026-04-02
Name servers
  • ns2.skok.cz
  • ns3.skokcz.eu
  • ns.skok.cz

DNS records live

NS
  • ns1.webglobe.cz
  • ns2.webglobe.cz
  • ns3.webglobe.com
MX
  • 10 mx.skok.cz
  • 20 mxbackup.skok.cz
TXT
  • webglobe-klerk-validation=afFAcGNZboqsHB3Cn0ztHkQhNAUE3eoErTa8hNPcZIU6rbCLJAXYjTmZPoa65MHP7NEVac1SZ6bbTCXtGgQkkY6Gyg67VvSjg5clAM52vlzJes6nq5mm1fNGUsOskiMvszjgoa4oVxx3BbCJ7Qaw
Verified for
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf1.c4.cz include:spf2.c4.cz include:spf.protection.outlook.com include:smtpx.stable.cz -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApJKUszcEY78KHSXAAGzr+TRukSqezDRAymsN2bI1z2dFbJaDs0kqefFfKylccaUOUOdSlQvjqKc0ec…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvZKiBsMt7vqZ7RNyDs4y7konoYMjlsTWUYyhZUVeUVxQUTPwpAz0LchQGKKwMGBBNiM/LA7MK7GiOO…
selectors probed

Certificate (current)

R13
from 2026-04-14 to 2026-07-13
Expires in 42 days

Full certificate history on crt.sh ↗

Linked from (4)