indexo.dev

leidenmadtrics.nl

.nl crawl

First seen 2026-05-20 · Last seen 2026-05-27 · ok HTTP/1.1 200 769 ms crawled 2026-05-27

NL · 132.229.92.66 · AS1103 SURF B.V.

Reputation 100/100

Classifying

HTML metadata

Title
Leiden Madtrics
Description
Leiden Madtrics
Language
en

Open Graph

url
https://www.leidenmadtrics.nl/
title
Leiden Madtrics
description
Leiden Madtrics

Technology

Server
Apache
Analytics
  • Google Tag Manager
  • Plausible

Third-party hosts loaded (2)

  • plausible.io×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
team.blue nl B.V.
Created
2019-10-10
Updated
2024-12-19
Name servers
  • ns1.surfnet.nl
  • ns2.surfnet.nl
  • ns3.surfnet.nl

DNS records live

NS
  • ns1.surfnet.nl
  • ns2.surfnet.nl
  • ns3.surfnet.nl
Verified for
  • HARICA

Email authentication no MX

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

Certificate (current)

GEANT TLS RSA 1
from 2025-07-17 to 2026-07-17
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.leidenmadtrics.nl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • missing Content Security Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
geolocation=*, midi=(), sync-xhr=(self "https://leidenmadtrics.nl" "https://www.leidenmadtrics.nl"), microphone=(), camera=(), magnetometer=(), gyroscope=(), payment=(), fullscreen=(self "https://leidenmadtrics.nl" "https://www.leidenmadtrics.nl")
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (5)

Linked from (2)