indexo.dev

waterstofchallenge.nl

.nl crawl

First seen 2026-05-30 · Last seen 2026-05-30 · ok HTTP/1.1 200 212 ms crawled 2026-05-31

DE · 188.245.86.206 · AS24940 Hetzner Online GmbH

Reputation 62/100 listed in spam blocklist weak security headers weak subdomain policy

Classifying

HTML metadata

Title
NWD — Noordelijke Waterstof Dagen
Description
Noordelijke Waterstof Dagen — Editie 01 op 25 & 26 september 2026. 24H2 Challenge, Regio Tours, Open Dagen en 50+ hotspots in Noord-Nederland.
Language
nl
Canonical
https://noordelijkewaterstofdagen.nl

Open Graph

url
https://noordelijkewaterstofdagen.nl
title
NWD — Noordelijke Waterstof Dagen
locale
nl_NL
site name
NWD '26
description
Editie 01 · 25—26 september 2026 · 24H2 Challenge, Regio Tours, Open Dagen en 50+ hotspots in Noord-Nederland.

Technology

CMS
Next.js

Third-party hosts loaded (1)

  • noordelijkewaterstofdagen.nl×1

Social

DNS records live

NS
  • ns1.site.eu
  • ns2.site.nl
  • ns3.site.be
  • ns4.site.de
MX
  • 10 spamfilter1.site.eu
  • 20 spamfilter2.site.eu
Verified for
  • Google

Email authentication strong

SPF
v=spf1 include:_spf.site.eu -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=none; aspf=r; adkim=r; pct=100;
policy: quarantine · sp=none
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-19 to 2026-08-17
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://waterstofchallenge.nl/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (1)

Linked from (1)