indexo.dev

thhk.cz

.cz crawl

First seen 2026-05-19 · Last seen 2026-05-30 · ok HTTP/1.1 200 602 ms crawled 2026-05-30

DE · 18.194.26.239 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Dodavatel tepla a teplé vody v Hradci Králové | Tepelné hospodářství Hradec Králové
Description
Úvodní strana
Language
cs

Technology

Server
Microsoft-IIS
ASP.NET
4.0.30319
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×2

Registration

Registrar
REG-MEDIA4WEB
Created
2005-05-02
Expires
2027-05-01 334 days left
Updated
2022-08-30
Name servers
  • dns1.genet.cz
  • dns2.genet.cz

DNS records live

NS
  • dns1.genet.cz
  • dns2.genet.cz
MX
  • 0 mx.thhk.cz

Email authentication weak

SPF
v=spf1 ip4:188.122.211.4 include:spf.mailjet.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-11 to 2026-07-10
Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.thhk.cz/Uvodni-strana.html

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

Links to (4)

Linked from (2)