knihovna.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-31 · ok HTTP/1.1 200 4035 ms crawled 2026-05-27

CZ · 89.221.213.13 · AS197019 WEDOS Internet, a.s.

Reputation 64/100 wrong cert weak security headers dmarc monitor-only

Classifying

HTML metadata

Language: cs

Technology

Server: ATS
jQuery: 1.7.1 known XSS (<3.5)

Third-party hosts loaded (2)

code.jquery.com×1
www.facebook.com×1

Registration

Registrar

REG-WEDOS

Created

1997-09-26

Expires

2026-10-27 148 days left

Updated

2016-10-19

Name servers

ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

DNS records live

NS

ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

MX

1 wes1-mx1.wedos.net
1 wes1-mx2.wedos.net
10 wes1-mx-backup.wedos.net

Verified for

Google

Email authentication partial

SPF: v=spf1 include:kurzy.knihovna.cz -all
strict (-all)
DMARC: v=DMARC1; p=none; rua=webovky@knihovna.cz
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current) wrong cert

WEDOS Certification Authority

from 2012-10-24 to 2022-10-22

Expired 1317 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://knihovna.cz/

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy