indexo.dev

matematikcenter.dk

.dk crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 410 ms crawled 2026-06-03

SE · 176.57.89.144 · AS197308 Telia Cygate AB

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Obviuse Lockout
Language
sv

Technology

jQuery
3.3.1 known XSS (<3.5)

Third-party hosts loaded (3)

  • www.obviuse.se×7
  • code.jquery.com×1
  • use.typekit.com×1

Contact

Email

DNS records live

NS
  • ns1.simply.com
  • ns2.simply.com
  • ns3.simply.com
  • ns4.simply.com
MX
  • 0 matematikcenter-dk.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all
strict (-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 40/100 Checked live page: https://www.matematikcenter.dk/obviuse/sitelock?returnPath=/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (1)

Linked from (1)