indexo.dev

erasmusstichting.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 145 ms crawled 2026-06-03

NL · 37.97.223.237 · AS20857 Signet B.V.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
Erasmusstichting
Language
nl-NL
Generator
2018.1.1.386

Technology

Server
nginx

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Social

DNS records live

NS
  • ns1.serviceprovider.nl
  • ns2.serviceprovider.nl
  • ns3.serviceprovider.nl
  • ns4.serviceprovider.nl
MX
  • 10 filter.premiumantispam.nl
  • 20 fallback.premiumantispam.nl

Email authentication weak

SPF
v=spf1 a mx include:_spf.premiumantispam.nl ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-08-15 to 2026-08-16
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://erasmusstichting.nl/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (5)

Linked from (2)