indexo.dev

vaillant.nl

.nl crawl

First seen 2026-05-21 · Last seen 2026-05-30 · ok HTTP/1.1 200 5118 ms crawled 2026-05-27

NL · 52.178.106.206 · AS8075 Microsoft Corporation

Reputation 94/100 dmarc monitor-only

sector home type homepage

HTML metadata

Title
Vaillant | Cv-ketels, warmtepompen en meer duurzame oplossingen
Description
Vind het perfecte verwarmingssysteem: ✔ Warmtepompen ✔ cv-ketels ✔ Airco ✔ Ventilatie. Sluit u aan bij 30 miljoen tevreden klanten wereldwijd.
Language
nl
Canonical
https://www.vaillant.nl/

Technology

CMS
Next.js
JS framework
Next.js

Third-party hosts loaded (4)

  • cdn.consentmanager.net×2
  • c.delivery.consentmanager.net×1
  • cdn.optimizely.com×1
  • logx.optimizely.com×1

Social

DNS records live

NS
  • a.prim-ns.de
  • a.sec-ns.net
  • c.sec-ns.de
  • m.sec-ns.de
  • n.sec-ns.net
MX
  • 10 vaillant-nl.mail.protection.outlook.com
TXT
  • 9rY5iHz4DYd81iYrtfAKHXR6PBWoJgwXSO5U4bEcLYgRCe5XCq+4JCBe7/9eXpddoCUw801FPG8yDtg8Rtze4g==
  • 7p494wyh5tm06kz91gg9x6k8nfn5r0t2
  • _8jcmbcnwdwe6x86x7nmdlmn2wzqplln
Verified for
  • Brevo
  • GlobalSign
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 mx ip4:57.66.132.25 ip4:57.66.132.26 ip4:57.66.132.12 ip4:57.66.211.122 ip4:57.66.211.126 ip4:57.66.211.130 ip4:57.66.211.134 include:spf.mandrillapp.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

GlobalSign GCC R6 AlphaSSL CA 2025
from 2025-07-02 to 2026-08-03
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.vaillant.nl

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP uses wildcard sources
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
permissions-policy
camera=(), microphone=(), geolocation=()
x-content-type-options
nosniff
content-security-policy
frame-ancestors *.e-spirit.hosting
strict-transport-security
max-age=31536000; includeSubDomains

Links to (6)

Linked from (4)