caissa-hoorn.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 1205 ms crawled 2026-06-02

NL · 46.19.218.224 · AS20559 Fundaments B.V.

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title: Caissa Hoorn | Over schaken en meer
Description: Caissa Hoorn biedt je alle informatie over schaken en de mogelijkheid om je schaakkunsten te vergroten middels leuke schaakspelletjes >>

Technology

Server: nginx
PHP: 5.6.40 end of life
jQuery: 2.1.4 known XSS (<3.5)
Stack: PHP

Fonts

Google Fonts

Third-party hosts loaded (1)

fonts.googleapis.com×2

DNS records live

NS

ns1.openprovider.nl
ns2.openprovider.be
ns3.openprovider.eu

Email authentication no MX

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current) wrong cert

R12

from 2026-05-04 to 2026-08-02

Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked over plain HTTP: http://www.caissa-hoorn.nl/

present

x-content-type-options

findings

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

Header values

x-content-type-options: nosniff

Links to (8)

Linked from (4)