indexo.dev

h2ovolt.nl

.nl crawl

First seen 2026-05-17 · Last seen 2026-05-21 · ok HTTP/1.1 200 9524 ms crawled 2026-05-21

BE · 104.155.16.211 · AS396982 Google LLC

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home - H2OVolt
Description
Ontdek H2OVolt: Nederlandse pioniers in veilige Vanadium Flow energieopslag. Onze missie? Bedrijven energie-autonoom, duurzaam en toekomstbestendig maken.
Language
nl-NL
Generator
All in One SEO (AIOSEO) 4.9.3
Canonical
https://www.h2ovolt.nl/
Translations
  • de
  • en
  • nl
Feeds

Open Graph

url
https://www.h2ovolt.nl/
title
Home - H2OVolt
locale
nl_NL
site name
H2OVolt - Wij maken Vanadium Redox Flow Batterijen.
description
Ontdek H2OVolt: Nederlandse pioniers in veilige Vanadium Flow energieopslag. Onze missie? Bedrijven energie-autonoom, duurzaam en toekomstbestendig maken.

Technology

Server
Taivas-Webconsulting
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (5)

  • cdn.weglot.com×2
  • cdnjs.cloudflare.com×2
  • gmpg.org×1
  • www.google.com×1
  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Registrar
The Registrar Company B.V.
Created
2025-06-25
Updated
2025-07-07
Name servers
  • ns1.linfosys.nl
  • ns2.linfosys.eu
  • ns3.linfosys.com

DNS records live

NS
  • ns1.linfosys.nl
  • ns2.linfosys.eu
  • ns3.linfosys.com
MX
  • 0 h2ovolt-nl.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:taivas.nl ~all
softfail (~all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnr4KQClcsu9bA8f4cOkyGKq9/XpuIHG8EefD+nznq8IWe3zruWsh2ihXSp10/GNmZz2t74aTEL6vMU…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAztkM6mgVDSyLq3KsvhgGmoaBefAYAVvjVquB+fLoNY2LZLbqYdW8DEsM1yJVwJxnC+FCJqsKYepoWs…
selectors probed

Certificate (current)

R13
from 2026-03-20 to 2026-06-18
Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://www.h2ovolt.nl/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'self' 'unsafe-inline' 'unsafe-eval' data: https://*.google-analytics.com https://google-analytics.com https://*.doubleclick.net https://*.gstatic.com https://*.google.com/ https://*.googleapis.com/ https://maxcdn.bootstrapcdn.com/ https://*.sharethis.com https://*.facebook.net https://*.facebook.com https://*.fbcdn.net https://*.googleusercontent.com https://googleusercontent.com https://*.youtube.com/ https://*.gravatar.com https://code.jquery.com/ https://cdnjs.cloudflare.com/ https://*.twitter.com/ https://api.instagram.com https://*.cdninstagram.com https://*.w.org https://api.myparcel.nl/ https://www.googletagmanager.com/ https://www.googleadservices.com/ https://www.google.nl/ https://cdn.datatables.net/ https://wordpress.com https://*.wp.com https://image-proxy.taivas.cloud/ https://yoast.com/ https://*.cookie-script.com/ https://*.typekit.net/ https://player.vimeo.com/ https://vimeo.com/ https://*.leadinfo.net/ https://*.leadinfo.com/ https://snap.licdn.com/ https:
strict-transport-security
max-age=31536000; includeSubDomains

Links to (2)

Linked from (1)