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web-co.cz

.cz dns crawl

First seen 2026-05-31 · Last seen 2026-06-15 · ok HTTP/1.1 200 371 ms crawled 2026-06-15

CZ · 80.79.31.42 · AS24971 MasterDC s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Web-co: webové studio
Description
Malé rodinné webové studio zabívající se programováním webových aplikací, webů, eshopů a v neposlední řadě správou v oboru IT.

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Contact

Email

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 10 hyades.web-co.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 mx a ip4:80.79.31.13 -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCvoO6JPJy9AmxrPJmowEIZ0tz6sEaXBQBktrZMoCNIfnB246SXpP0hugWJi3p0ASx9Wk9TLUDhecNWYDJlJ9eq…
selectors probed

Certificate (current)

YR1
from 2026-06-06 to 2026-09-04
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.web-co.cz/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)

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