erdo.nl

.nl crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 547 ms crawled 2026-05-30

NL · 188.166.78.193 · AS14061 DigitalOcean, LLC

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Erdo B.V. - Gedreven door innovatie en vakkennis
Language: nl-NL
Canonical: https://www.erdo.nl/

Open Graph

url: https://www.erdo.nl/
title: Erdo B.V.
locale: nl_NL
site name: Erdo B.V.

Technology

Server: nginx
CMS: WordPress
jQuery: 3.7.1

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×3
www.googletagmanager.com×1
www.primutec.eu×1

Contact

Email

info@erdo.nl

Phone

DNS records live

NS

coco.bunny.net
kiki.bunny.net

MX

0 erdo-nl.mail.protection.outlook.com

Email authentication partial

SPF: v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC: v=DMARC1; p=none; pct=50; aspf=s; adkim=s;
policy: none (monitoring only) · pct=50
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-13 to 2026-07-12

Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.erdo.nl/

present

referrer-policy

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade

Links to (2)

vebidak.nl×1
dakmerk.nl×1

Linked from (1)

primutec.eu×1