indexo.dev

dfra.cz

.cz crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP 200 1200 ms crawled 2026-06-04

CZ · 81.31.36.125 · AS24971 MasterDC s.r.o.

Reputation 92/100 no dmarc policy

DNS records live

NS
  • d723.masterinter.net
  • dns2.master.cz
MX
  • 10 d723.masterinter.net
  • 20 ns3.master.cz

Email authentication weak

SPF
v=spf1 ip4:178.238.40.169 a mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-18 to 2026-07-17
Expires in 42 days

Full certificate history on crt.sh ↗

Linked from (1)