poradci.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 354 ms crawled 2026-06-01

CZ · 91.239.201.14 · AS60606 PRO-ZETA a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Poradci.cz
Description: Ručně sestavený seznam 116 poradců, které doporučují ostatní nezávislí poradci. IT, marketing, podnikání a další obory. Beta verze ve vývoji.
Language: cs

Technology

Server: nginx
PHP: 7.3.33 end of life

Fonts

Font Awesome

Third-party hosts loaded (1)

use.fontawesome.com×1

Social

Contact

Email

DNS records live

NS

ns1.thinline.cz
ns2.thinline.cz
ns3.cesky-hosting.eu

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

SPF

v=spf1 a:replikant1825.thinline.cz include:spf.spolehlive-servery.cz include:_spf.google.com ~all

softfail (~all)

DMARC

not published

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs1z3dhvRplF5AdyRPHIe+y69Gsdr0bBoOCjTBWEAVzlyQ++T9n0fqOojjwUj9kOvZlLGFKloqe7BAt…

selectors probed

Certificate (current)

R12

from 2026-05-14 to 2026-08-12

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://poradci.cz/

findings

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