indexo.dev

gchk.cz

.cz crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP 200 1466 ms crawled 2026-06-04

SK · 37.9.175.163 · AS51013 WebSupport s.r.o.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Registration

Registrar
REG-ACTIVE24
Created
2002-07-13
Expires
2026-07-11 36 days left
Updated
2024-10-29
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 10 mx10.websupport.cz
  • 100 mx20.websupport.cz
TXT
  • spf2.0/pra a mx include:_sid.websupport.cz ?all

Email authentication weak

SPF
v=spf1 a mx include:_spf.websupport.cz ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

R12
from 2026-04-16 to 2026-07-15
Expires in 41 days

Full certificate history on crt.sh ↗

Linked from (1)