suas.cz

.cz dns crawl

First seen 2026-05-22 · Last seen 2026-05-30 · ok HTTP/1.1 200 922 ms crawled 2026-05-28

CZ · 5.1.56.29 · AS198161 Sokolovska uhelna, pravni nastupce, a.s.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Aktuální informace - Sokolovská uhelná
Description: Sokolovská uhelná
Language: cs-cz
Generator: Joomla! - Open Source Content Management

Technology

Server: Apache
CMS: Joomla

Registration

Registrar

REG-WEDOS

Created

1997-05-01

Expires

2026-10-11 132 days left

Updated

2023-04-13

Name servers

ns2.suas.cz
ns.suas.cz

DNS records live

NS

ns.suas.cz
ns2.suas.cz

MX

0 mx.suas.cz
5 mx2.suas.cz

TXT

Show 5 TXT records

Lhdt64gUga5trRe1pTaW
s+4K+n4QnH0KCP1W83Mfgq+GxtVTBwwpVJa1CMPkpzs=
WwFmD9OkeruWoOMortXYQyMYzPUCZOqsxDzLH+6SG04=
9f4s2y4jk75y2l47yxh67j1y64yh7
PIHouqQWEfasgdsae54

Verified for

Atlassian
Google
Microsoft 365

Email authentication strong

SPF

v=spf1 mx include:spf.protection.outlook.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc@suas.cz; ruf=mailto:dmarc@suas.cz

policy: reject (enforced)

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDEHI7F+e7K15ozTDD5tBqFBbbzJlXxI9fMrPyUNNiofmStmK0RBXELX+wTrPvglkubpOivXsUWBeo5a30YVj…
selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxL9Qq8ec5VyeKtO2i2yKEiOi4MyQH0DRJN7FvFEskPgmtdraayR0kIki0AVsVh/WWsNKsmv8LKVMB5…

selectors probed

Certificate (current)

R13

from 2026-05-25 to 2026-08-23

Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present

x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff