indexo.dev

vaillant.co.uk

.uk crawl

First seen 2026-05-09 · Last seen 2026-05-15 · ok HTTP/1.1 200 1501 ms crawled 2026-05-15

NL · 52.178.106.206 · AS8075 Microsoft Corporation

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Vaillant UK | Leading boilers, heat pumps and heating systems
Description
Vaillant UK are one of the leading manufacturers of boilers, heat pumps & heating systems. Learn about our industry-leading range and how were simplifying heating.
Language
en-gb
Canonical
https://www.vaillant.co.uk/

Technology

Third-party hosts loaded (3)

  • cdn.consentmanager.net×1
  • cdn.jsdelivr.net×1
  • cdn.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-co-uk.mail.protection.outlook.com
TXT
Show 7 TXT records
  • google-site-verification=IO7QlMKQNuscfKBEQC1bRZvH1BL26uCx_3mQSbIIkEY
  • brevo-code:2a5849fea4ba4b792e953f69400cd80c
  • fastly-domain-delegation-ver02308nva2-171122
  • MS=ms49589141
  • zvfsmrhv7ms3v72bkgv8dfh7g8r53m0g
  • iGowVpoiPxjEo8D3aWCWKYBdGnEhVvGuD9dCgTgZ7nLN0H0TaE+SIGxq1Xx6/TKkNkmZBupQHlupmHnc4wMa9g==
  • _8jcmbcnwdwe6x86x7nmdlmn2wzqplln

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.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzVSHaVJVmw7y77WNpEuXGwCPWFa6vANuoX47EVcsIkBxIBH9raRWAtUObFkfciy0uKcA6Zt/H6y7oqEAC0…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAweaS91bLBwJvca4me2s+EYaYON8athiR55NZz1y331r8Vl4fmrktXyomYs8hfwBMxZ6U0B3Qn/iaFE1JmI…
selectors probed

Certificate (current)

GlobalSign GCC R6 AlphaSSL CA 2025
from 2026-03-25 to 2026-10-10
Expires in 143 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://vaillant.co.uk/

present
  • strict-transport-security
  • x-frame-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains

Links to (10)

Linked from (2)