synthlibrary.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 476 ms crawled 2026-05-30

IT · 95.174.9.189 · AS12637 SEEWEB s.r.l.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Události – Synth Library Prague
Description: Prostor pro sdílení, tvorbu, diskuzi a experimenty nejen v oblasti zvuku a elektronické hudby.
Language: cs
Canonical: https://synthlibrary.cz/events.php

Open Graph

url: https://synthlibrary.cz/events.php
title: Synth Library Prague
site name: Synth Library Prague
description: Prostor pro sdílení, tvorbu, diskuzi a experimenty nejen v oblasti zvuku a elektronické hudby.

Technology

Server: Apache
PHP: 8.1.32 end of life
Stack: PHP

Analytics

Plausible

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×2
fonts.gstatic.com×1
plausible.io×1

Social

Contact

Phone

DNS records live

NS

ns1.ignum.com
ns2.ignum.cz

MX

10 seth25.seeweb.it
20 seth25.seeweb.it

Email authentication weak

SPF: v=spf1 ip4:95.174.9.189 include:_outch.smtp.seeweb.it -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-18 to 2026-06-16

Expires in 16 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://synthlibrary.cz/events.php

findings

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

Links to (2)

mapy.cz×1
instagram.com×1

Linked from (2)

bastl-instruments.com×1
zvukpraha.cz×1