werkenbijdon.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 626 ms crawled 2026-06-01

NL · 31.7.7.79 · AS20847 Previder B.V.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Werken bij DON Opleidingen | Join our club!
Language: nl
Canonical: https://www.werkenbijdon.nl/

Open Graph

title: Werken bij DON Opleidingen | Join our club!
updated time: 1779876587

Technology

Server: Apache

Analytics

Google Tag Manager

Third-party hosts loaded (2)

www.googletagmanager.com×2
www.facebook.com×1

Social

Contact

Email

info@donopleidingen.nl

Phone

DNS records live

NS

ns1.digistate.eu
ns2.digistate.nl
ns3.digistate.org

MX

10 mail.werkenbijdon.nl
20 mail2.werkenbijdon.nl

Email authentication partial

SPF: v=spf1 a mx ip4:193.27.86.124 ip6:2a01:4d60:3:1:84:0:0:1 ~all
softfail (~all)
DMARC: v=DMARC1; p=none; sp=none; rua=mailto:abuse@werkenbijdon.nl
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-22 to 2026-07-21

Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.werkenbijdon.nl/

present

strict-transport-security
x-content-type-options
referrer-policy

findings

missing Content Security Policy
missing frame protection
missing Permissions Policy

Header values

referrer-policy: same-origin
x-content-type-options: nosniff
strict-transport-security: max-age=31536000

Links to (6)

Linked from (1)

donopleidingen.nl×1