kub.cz

.cz dns

First seen 2026-05-28 · Last seen 2026-05-31 · blocked crawled 2026-05-31

CZ · 88.146.116.57 · AS29208 Quantcom, a.s.

Reputation 87/100 crawler blocked no dmarc policy

robots.txt disallow

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 1 mail.kub.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 a mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-05-13 to 2026-08-11
Expires in 71 days