indexo.dev

kreeftopleidingen.nl

.nl crawl dns

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 425 ms crawled 2026-06-02

US · 162.159.135.42 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Kreeft Opleidingen - Opleidingscentrum Vervoer en Veiligheid
Description
Kreeft Opleidingen is een landelijk werkend multifunctioneel opleidingscentrum op het gebied van Verkeer, Transport, Logistiek, Arbo en Veiligheid.
Language
nl

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×1
  • maps.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.tkweb.nl
  • ns2.tkweb.nl
MX
  • 10 kantoor.kreeftopleidingen.nl

Email authentication partial

SPF
v=spf1 a mx include:_spf.c4web.nl ip4:195.85.181.37 ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:abuse@c4web.nl
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-05-12 to 2026-08-10
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://kreeftopleidingen.nl/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (4)

Linked from (2)