indexo.dev

zmservis.cz

.cz dns crawl

First seen 2026-05-24 · Last seen 2026-05-31 · ok HTTP 200 10938 ms crawled 2026-05-29

CZ · 81.91.84.177 · AS39790 Web4U s.r.o.

Reputation 64/100 wrong cert weak security headers dmarc monitor-only

Registration

Registrar
REG-WEBGLOBE
Created
2002-02-01
Expires
2027-02-04 248 days left
Updated
2023-07-18
Name servers
  • ns1.ignum.com
  • ns2.ignum.cz

DNS records live

NS
  • ns1.ignum.com
  • ns2.ignum.cz
MX
  • 10 valcharska.zmservis.cz
  • 20 smtp-back.pudu.cz
  • 30 smtp.pudu.cz

Email authentication partial

SPF
v=spf1 mx a:mx1.zmservis.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:logs@zmgroup.cz
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current) wrong cert

R13
from 2026-04-18 to 2026-07-17
Expires in 47 days

Full certificate history on crt.sh ↗

Linked from (1)