indexo.dev

referatovyvyber.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 428 ms crawled 2026-06-01

CZ · 62.109.154.30 · AS29134 Webglobe, s.r.o.

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

Classifying

HTML metadata

Title
Referátový výběr - zvolte obor
Description
Referátový výběr
Generator
Referátový výběr

Technology

Server
nginx

DNS records live

NS
  • ns.onebit.cz
  • ns.onebit.eu
  • ns.onebit.org
MX
  • 0 mx9.onebit.cz
  • 10 mx9.onebit.eu

Email authentication weak

SPF
not published
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDAEzDaVEkTjTitm13m3P4i/6hehTD5R3F9H4ExPEgDD897PYLDxDe/dNygkRBJ5gFHGXCfguw8q++LQ01K9F…
selectors probed

Certificate (current) wrong cert

RapidSSL TLS RSA CA G1
from 2026-04-10 to 2026-10-26
Expires in 145 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://referatovyvyber.cz/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)