assk.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-31 · ok HTTP/1.1 200 632 ms crawled 2026-05-30

CZ · 91.239.201.66 · AS60606 PRO-ZETA a.s.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Asociace školních sportovních klubů ČR | assk.cz
Language: cs

Technology

Server: Apache
PHP: 7.4.33 end of life
jQuery: 1.11.3 known XSS (<3.5)
Stack: PHP

Fonts

Google Fonts

Social widgets

YouTube Embed

Third-party hosts loaded (5)

cdnjs.cloudflare.com×2
fonts.googleapis.com×2
ajax.googleapis.com×1
www.toplist.cz×1
www.youtube.com×1

Social

Contact

Address: Starobylá 999/1a, 149 00 Praha 4 - Háje, Česká republika

DNS records live

NS

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

MX

10 mta.vshosting.cloud
20 mta.vshosting.eu

Verified for

Google

Email authentication partial

SPF

v=spf1 mx a include:_spf.vshosting.cloud ~all

softfail (~all)

DMARC

v=DMARC1; p=none; fo=1; adkim=s; aspf=s; pct=100; rf=afrf; ri=86400; sp=none

policy: none (monitoring only) · sp=none

DKIM

s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtRn3j7Gtd8lKidkGZeC1lXDjZ5RD3OfEM6btEab9iYQgBIncQRNIxCsJS9tzeQmvGS2YTK3xqMcU+wD4I1…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbGq9W9CjYsib2aBmg8+v3YQY+YRyogl+iGtgvLRi7zTnnUNAVPKqm/Es76pz3xz09QAFcJx0Y1KVE3QcW4QKMms…

selectors probed

Certificate (current)

R12

from 2026-04-29 to 2026-07-28

Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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