sonderborg-ungdomsskole.dk

.dk crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 605 ms crawled 2026-06-04

DK · 185.21.40.55 · AS48854 team.blue Denmark A/S

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Aktiv Sommerferie holdside - Sønderborg Ungdomsskole
Language: da

Open Graph

url: https://sonderborg-ungdomsskole.dk/?open=4495
title: Aktiv Sommerferie holdside

Technology

Server: nginx
CMS: WordPress
PHP: 8.2.30 security-only
jQuery: 3.7.1
Stack: PHP

DNS records live

NS

ns01.one.com
ns02.one.com

MX

0

Verified for

Google

Email authentication weak

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

Certificate (current)

R13

from 2026-05-01 to 2026-07-30

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sonderborg-ungdomsskole.dk/

findings

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

Links to (5)

Linked from (1)

augustenborg.dk×1