csnet.nl

.nl dns crawl

First seen 2026-05-16 · Last seen 2026-05-30 · ok HTTP/1.1 200 5139 ms crawled 2026-05-20

NL · 194.69.31.41 · AS48886 Communications Security Net B.V.

Reputation 100/100

Classifying

HTML metadata

Title: Welkom op CS Net | CS Net
Language: nl
Generator: Drupal 8 (https://www.drupal.org)

Technology

Server: Apache
CMS: Drupal

Fonts

Google Fonts

Third-party hosts loaded (1)

fonts.googleapis.com×1

Social

Contact

Phone

Registration

Registrar

Communications Security Net B.V.

Created

1996-02-11

Updated

2026-04-28

Name servers

ns2.csnet.nl
ns1.csnet.nl
ns3.csnet.nl

DNS records live

NS

ns1.csnet.nl
ns2.csnet.nl
ns3.csnet.nl

MX

10 mail.csnet.nl

TXT

atlassian-sending-domain-verification=f58439ab-5f74-4fcf-9426-6a456ce1dba5

Verified for

Atlassian
Google

Email authentication strong

SPF

v=spf1 include:_senderspf.csnet.nl ip4:194.69.16.0/20 -all

strict (-all)

DMARC

v=DMARC1; p=reject; rua=mailto:sd_alerts@corp.csnet.nl; sp=none;

policy: reject (enforced) · sp=none

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA46+NAFJQ8NX+gOZ/w2io8EUNKzuZNg3uBqr2bEpAWAs8cjImvR9mmnImfoYTWsbG+PbRO+L6v9e9mc…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA OV R36

from 2025-10-03 to 2026-11-04

Expires in 156 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present

strict-transport-security
x-frame-options
x-content-type-options

findings

missing Content Security Policy
weak content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff, nosniff
strict-transport-security: max-age=63072000; preload