inburgeren.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 277 ms crawled 2026-05-30

NL · 194.171.77.165 · AS1103 SURF B.V.

Reputation 92/100 spf without fallback

Classifying

HTML metadata

Title: Home - Inburgeren
Description: Website inburgeren.nl
Language: nl

Open Graph

url: /index.jsp
title: Home - Inburgeren
locale: nl_NL
site name: inburgeren.nl
description: Website inburgeren.nl

Technology

Stack: Java

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

DNS records live

NS

ns1.surfnet.nl
ns1.zurich.surf.net
ns2.surfnet.nl
ns3.surfnet.nl

MX

0

TXT

Show 5 TXT records

zI6m642agGQwzY2YnKbizMUAWWkjA5KaOJou5oHYPly5E742O7CxgzlwEpFF8Kk6
inDmyf2IpAgAidMcse5ohq1pLslj7TM62U9TVuOw58kVpaTLGtQEMq25PYFE9NNr
QuoVadis=eab1c23a-a208-40b6-baf2-8807cd34d5f8.
QuoVadis=0dded543-0e8b-40e6-acac-1580103d9363
_j8qms5uhmsq24t2of2l9b0rpvhfrp9x

Verified for

Google

Email authentication strong

SPF: v=spf1 redirect=_spf.duo.nl
missing all
DMARC: v=DMARC1;p=reject;rua=mailto:rua@duo.nl;adkim=r;aspf=r;pct=100;sp=reject
policy: reject (enforced) · sp=reject
DKIM: no key found at common selectors

Certificate (current)

DigiCert G2 TLS EU RSA4096 SHA384 2022 CA1

from 2025-10-08 to 2026-10-16

Expires in 137 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://inburgeren.nl/

present

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

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=631138519;includeSubDomains

Linked from (1)

duo.nl×1