teplotanvald.cz

.cz crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 1152 ms crawled 2026-05-30

DE · 3.73.27.108 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
teplotanvald
Description
Zajišťujeme výrobu a distribuci tepelné energie pro sídliště Tanvald Výšina a Tanvald Šumburk.
Language
cs
Generator
Webnode 2
Canonical
https://www.teplotanvald.cz/

Open Graph

url
https://www.teplotanvald.cz/
title
teplotanvald
site name
teplotanvald
description
Zajišťujeme výrobu a distribuci tepelné energie pro sídliště Tanvald Výšina a Tanvald Šumburk.
article:published time
2024-03-06T00:00:00+0100

Technology

Server
webnode
Stack
PHP
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • duyn491kcolsw.cloudfront.net×19
  • 0e5a519e7f.clvaw-cdnwnd.com×4
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

Registration

Registrar
REG-ZONER
Created
2003-08-27
Expires
2026-08-25 85 days left
Updated
2006-07-27
Name servers
  • ns1.tfnet.cz
  • ns2.tfnet.cz

DNS records live

NS
  • ns1.tfnet.cz
  • ns2.tfnet.cz
MX
  • 10 4a23d515c1bcd23a.mx2.emailprofi.seznam.cz
  • 20 4a23d515c1bcd23a.mx1.emailprofi.seznam.cz

Email authentication weak

SPF
v=spf1 include:spf.seznam.cz ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-24 to 2026-08-22
Expires in 83 days

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.teplotanvald.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
DENY

Linked from (1)