riderasport.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 789 ms crawled 2026-05-30

CZ · 185.129.138.110 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title

Ridera Sport – Jedinečný sportovní areál v Ostravě

Language

Generator

WordPress 7.0

Canonical

https://riderasport.cz/

Feeds

Technology

Server: aruba-proxy
CMS: WordPress 7.0
jQuery: 3.7.1

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (6)

www.googletagmanager.com×2
fonts.googleapis.com×1
fonts.gstatic.com×1
gmpg.org×1
maps.google.com×1
www.facebook.com×1

Social

Contact

Phone

+420 739 521 952

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

10 servex.ridera.eu

Verified for

Microsoft 365

Email authentication weak

SPF: v=spf1 a:servex.ridera.eu ip4:81.30.250.45 include:_spf.google.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Actalis Domain Validation Server CA G3

from 2026-03-01 to 2027-03-22

Expires in 295 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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