indexo.dev

prooacademie.nl

.nl crawl

First seen 2026-06-04 · Last seen 2026-06-05 · ok HTTP/1.1 200 121 ms crawled 2026-06-04

US · 104.18.211.89 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Welkom bij de PROO Academie
Description
Samen leren, samen groeien: de PROO Academie verbindt, inspireert en professionaliseert alle medewerkers voor het beste onderwijs in Leiden en Leiderdorp
Language
nl-NL

Open Graph

url
https://prooacademie.nl/
title
Welkom bij de PROO Academie
description
Samen leren, samen groeien: de PROO Academie verbindt, inspireert en professionaliseert alle medewerkers voor het beste onderwijs in Leiden en Leiderdorp

Technology

CDN
Cloudflare
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Adobe Fonts
Social widgets
  • Vimeo Embed

Third-party hosts loaded (5)

  • www.googletagmanager.com×2
  • cdn.jsdelivr.net×1
  • cdn.plyr.io×1
  • player.vimeo.com×1
  • use.typekit.net×1

Social

Contact

Phone

DNS records live

NS
  • ns3.firstfind.nl
  • ns4.firstfind.nl
  • ns5.firstfind.net
MX
  • 0 prooacademie-nl.f-v1.mx.microsoft
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:_spf.yourfilter.nl include:spf.protection.outlook.com include:spf.bouwmeestergroep.nl include:servers.mcsv.net include:_spf.zivver.com include:amazonses.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@prooleiden.nl; ruf=mailto:dmarc@prooleiden.nl; fo=1
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7AkILTcYv43VFPv4Ls1BNssA6WgXI14zTe1bfuGHQW8E+iZAHiJ96MIjFmPjqbcuf5UF4IhpBHRYdi…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs8JhXa44kGjwtJS2UWOXnQmTqGP7oCGbTHrt5U0nKJPL4TSYTsEmU+Gq6peQCXxCFIYnhZ+MHnUE1k…
selectors probed

Certificate (current)

WE1
from 2026-04-09 to 2026-07-08
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://prooacademie.nl/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (7)

Linked from (21)

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