indexo.dev

ossbrno.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 1191 ms crawled 2026-05-31

CZ · 81.91.92.210 · AS39790 Web4U s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Language
cs
Generator
WordPress 6.2.9
Canonical
https://www.ossbrno.cz/
Feeds

Technology

Server
Apache
CMS
WordPress 6.2.9
jQuery
3.6.4

Third-party hosts loaded (2)

  • www.youtube.com×2
  • gmpg.org×1

Contact

Email
Phone

Registration

Registrar
REG-WEB4U
Created
1999-10-11
Expires
2026-10-10 131 days left
Updated
2014-05-01
Name servers
  • ns2.web4u.cz
  • ns.web4u.cz

DNS records live

NS
  • ns.web4u.cz
  • ns2.web4u.cz
MX
  • 10 mail.ossbrno.cz

Email authentication weak

SPF
v=spf1 mx a include:_spf.web4u.cz a:m178.abdita.com a:mail.blucina.cz a:mail3.bellesfleurs.cz ip4:93.99.115.24 ip4:81.91.92.210 ip6:2001:1568:000f:0000:0000:0000:0000:0178 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-17 to 2026-07-16
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.ossbrno.cz/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (3)

Linked from (1)