indexo.dev

nu91.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-06-02 · ok HTTP/1.1 200 921 ms crawled 2026-06-01

NL · 87.233.203.230 · AS15703 TrueFullstaq B.V.

Reputation 100/100

Classifying

HTML metadata

Title
Home | NU'91
Language
nl
Feeds

Open Graph

url
https://nu91.nl/
title
NU'91

Technology

Server
nginx
jQuery
4.0.0
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×2

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.openprovider.nl
  • ns2.openprovider.be
  • ns3.openprovider.eu
MX
  • 0 nu91-nl.mail.protection.outlook.com
TXT
  • dDr4WpKeqsnCKvmGFHCtDcBnhrhzwdJ8NnkFC/+NnwX+JNVCQEJL7l5JwQTFzLAWK3Ph3ZdLGXvI5smEeMH31w==
Verified for
  • Brevo
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx a ip4:5.61.249.246 include:spf.protection.outlook.com include:spf.mailjet.com include:spf_servers.yard.nl include:spf_cluster.yard.nl ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine; rua=mailto:dmarc@nu91.nl; ruf=mailto:dmarc@nu91.nl
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC/2NpWdqGfsjR3Z7hM0nkFfH4fCUQcSeaAycC6h+OYqqKV7VnJD0851zVff+dHVLThoDXTkPxO7YBodwkRMQ…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCl5Rg/bpjSxVqe2a7aIyF0k8B6zTdMvKOXhV6Qp2tsv++LpgqvTAaICH2/3rR8mm7yhg4kCSqjN4NQPbLOlM…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R12
from 2026-04-22 to 2026-07-21
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://nu91.nl/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), display-capture=(), encrypted-media=(), geolocation=(self), gyroscope=(), magnetometer=(), microphone=(self), midi=(), payment=(), publickey-credentials-get=(), usb=(), wake-lock=(), screen-wake-lock=(), web-share=(), xr-spatial-tracking=()
x-content-type-options
nosniff
content-security-policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' static.mailplus.nl m2.mailplus.nl maps.googleapis.com www.googletagmanager.com www.google-analytics.com ssl.google-analytics.com platform.twitter.com https://www.recaptcha.net https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ https://www.google.com/jsapi https://www.gstatic.com/charts/ js.livenet; object-src 'self' youtube.com www.youtube.com vimeo.com player.vimeo.com video.vu.nl cloud.reflexappointment.nl; style-src 'self' 'unsafe-inline' static.mailplus.nl fonts.googleapis.com https://www.gstatic.com/charts/; img-src 'self' blob: data: images.unsplash.com maps.gstatic.com *.googleapis.com *.ggpht *.google-analytics.com *.analytics.google.com www.googletagmanager.com; media-src 'self'; frame-src 'self' youtube.com www.youtube.com docs.google.com www.googletagmanager.com vimeo.com player.vimeo.com video.vu.nl cloud.reflexappointment.nl https://www.recaptcha.net https://www.google.com/recaptcha/ http
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (3)

Linked from (2)