indexo.dev

webmatematik.dk

.dk crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 180 ms crawled 2026-06-03

SE · 176.57.89.144 · AS197308 Telia Cygate AB

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Gratis online lektiehjælp i matematik - Webmatematik
Description
Få hjælp til matematik A, B, C og D og til matematik i Folkeskolen på Matematikcenters online lektiehjælp. Det er gratis for alle.
Language
da
Canonical
https://www.webmatematik.dk/

Open Graph

url
https://www.webmatematik.dk/
title
Gratis online lektiehjælp i matematik - Webmatematik
site name
Webmatematik
description
Få hjælp til matematik A, B, C og D og til matematik i Folkeskolen på Matematikcenters online lektiehjælp. Det er gratis for alle.

Technology

jQuery
1.10.2 known XSS (<3.5)
Fonts
  • Google Fonts
Third-party hosts loaded (7)
  • cdnjs.cloudflare.com×5
  • fonts.googleapis.com×2
  • ajax.googleapis.com×1
  • cdn.cookietractor.com×1
  • cdn.jsdelivr.net×1
  • fonts.gstatic.com×1
  • widget.trustpilot.com×1

Social

DNS records live

NS
  • ns1.simply.com
  • ns2.simply.com
  • ns3.simply.com
  • ns4.simply.com
MX
  • 10 mx.simply.com
TXT
  • trustpilot-one-time-verification-id=a6f43dbe-2cb0-4af6-ae8c-b732190dbed2
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:spf.simply.com ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-08-12 to 2026-08-20
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.webmatematik.dk/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
sameorigin
x-content-type-options
nosniff
strict-transport-security
max-age=10886400; preload

Links to (6)

Linked from (1)