indexo.dev

indon.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1816 ms crawled 2026-06-01

US · 172.67.167.176 · AS13335 Cloudflare, Inc.

Reputation 72/100 weak security headers multiple spf records no dmarc policy

Classifying

HTML metadata

Title
De Indon - gespecialiseerd basisonderwijs (GBO)
Description
De Indon in Bussum is een kleine school voor gespecialiseerd basisonderwijs (GBO)
Language
nl-NL
Generator
Divi v.4.27.4
Canonical
https://www.indon.nl/
Feeds

Open Graph

url
https://www.indon.nl/
title
De Indon - gespecialiseerd basisonderwijs (GBO)
locale
nl_NL
site name
De Indon
description
De Indon in Bussum is een kleine school voor gespecialiseerd basisonderwijs (GBO)

Technology

CDN
Cloudflare
CMS
WordPress
PHP
8.2.17 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Social widgets
  • YouTube Embed

Third-party hosts loaded (4)

  • fonts.googleapis.com×2
  • www.googletagmanager.com×2
  • werkenbijelan.nl×1
  • www.youtube.com×1

Social

Contact

Phone

DNS records live

NS
  • edna.ns.cloudflare.com
  • hans.ns.cloudflare.com
MX
  • 10 indon-nl.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:_spf.zivver.com include:spf.protection.outlook.com -all
strict (-all) · multiple SPF records
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-11 to 2026-08-09
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (4)

Linked from (2)