indexo.dev

diamantcluster.nl

.nl crawl

First seen 2026-05-23 · Last seen 2026-05-23 · ok HTTP/1.1 200 754 ms crawled 2026-05-28

NL · 85.10.159.154 · AS34762 Combell NV

Reputation 89/100 weak security headers dmarc monitor-only

sector education type homepage

HTML metadata

Title
DIAMANT | Discrete, Interactive and Algorithmic Mathematics, Algebra and Number Theory
Language
en-US
Generator
Divi v.4.27.6
Canonical
https://diamantcluster.nl/
Feeds

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.gstatic.com×1

Registration

Registrar
team.blue nl B.V.
Created
2022-05-02
Updated
2024-06-26
Name servers
  • ns0.transip.net
  • ns2.transip.eu
  • ns1.transip.nl

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 10 mx.transip.email

Email authentication partial

SPF
v=spf1 include:_spf.transip.email include:servers.mcsv.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:admin@diamantcluster.nl; ruf=mailto:admin@diamantcluster.nl;
policy: none (monitoring only)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R12
from 2026-03-30 to 2026-06-28
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://diamantcluster.nl/

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

Links to (6)

Linked from (1)