indexo.dev

rsu.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 937 ms crawled 2026-06-03

CZ · 176.62.225.50 · AS49985 IP4ISP z.s.p.o

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Návrhy a realizace zahrad a veřejných prostor | RSU Trutnov
Description
Úvod

Technology

Server
Apache
Stack
PHP

Social

Contact

Email
Phone

DNS records live

NS
  • ns.grdns.cz
  • ns.grdns.it
MX
  • 10 mail1.hucr.cz

Email authentication weak

SPF
v=spf1 a mx ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArvZam3lGZSV5E5P2kqoynbOLAmOz4GV+rLssdyb4OxgYcDc/ym0SNfKfp//IHP40lwXdyfzRImGhl64D…
selectors probed

Certificate (current)

R13
from 2026-04-07 to 2026-07-06
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.rsu.cz/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (3)

Linked from (1)