indexo.dev

yellowconcepts.com

.com crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 2621 ms crawled 2026-06-04

NL · 185.104.29.128 · AS206281 Stichting DIGI NL

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
yellow concepts: ontwikkelen van unieke concepten voor high traffic locaties
Description
%excerpt-115%
Generator
All in One SEO (AIOSEO) 4.8.1.1
Canonical
https://www.yellowconcepts.com/

Open Graph

url
https://www.yellowconcepts.com/
title
Over ons - Yellow Concepts
locale
nl_NL
site name
Yellow Concepts -
description
%excerpt-115%

Technology

Server
Apache
CMS
WordPress
PHP
8.3.25 security-only
jQuery
3.7.1
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×4
  • cdn.jsdelivr.net×2
  • maxcdn.bootstrapcdn.com×1

Contact

Email
Phone

Registration

Registrar
Hosting Concepts B.V. d/b/a Registrar.eu
Created
2016-01-30
Expires
2027-01-30 239 days left
Updated
2026-01-30
Name servers
  • ns1.openprovider.nl
  • ns2.openprovider.be
  • ns3.openprovider.eu

DNS records live

NS
  • ns1.openprovider.nl
  • ns2.openprovider.be
  • ns3.openprovider.eu
MX
  • 10 yellowconcepts-com.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx include:spf.protection.outlook.com include:spf.totaalholding.nl ip4:185.104.29.128 -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr/LmhUQo6560PVIUBBzthdbHYVSKvNIml0EnZGAykYOygTtlaC8UbubklZtmYYEf624IJ4S7e+Om4c…
selectors probed

Certificate (current)

R12
from 2026-04-27 to 2026-07-26
Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.yellowconcepts.com/

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

Links to (2)

Linked from (1)