viessmann.group

HTML metadata

Technology

CDN

Cloudflare

jQuery

3.5.1

Analytics

• Google Tag Manager

Cookie consent

• Usercentrics

Third-party hosts loaded (6)

• cdn.prod.website-files.com×76
• web.cmp.usercentrics.eu×2
• cdn.jsdelivr.net×1
• d3e54v103j8qbb.cloudfront.net×1
• unpkg.com×1
• www.googletagmanager.com×1

Social

• instagram
• linkedin

Contact

Email

• investments@viessmann.group

Registration

Registrar

InterNetX GmbH

Created

2017-05-02

Expires

2027-05-02 325 days left

Updated

2026-05-02

Name servers

• a.ns14.net
• b.ns14.net
• c.ns14.net
• d.ns14.net

DNS records live

NS

• a.ns14.net
• b.ns14.net
• c.ns14.net
• d.ns14.net

MX

• 1 aspmx.l.google.com
• 10 alt3.aspmx.l.google.com
• 10 alt4.aspmx.l.google.com
• 5 alt1.aspmx.l.google.com
• 5 alt5.aspmx.l.google.com

TXT

• autodesk-domain-verification=QAZYOXtbB0zW9hGLgbbW

Verified for

• Apple
• DocuSign
• Google
• Microsoft 365

Email authentication partial

SPF

v=spf1 include:_spf.viessmann.com include:_spf.google.com -all

strict (-all)

DMARC

v=DMARC1;p=none;rua=mailto:dmarc-reports@gapps.viessmann.com

policy: none (monitoring only)

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.viessmann.group/

present

• strict-transport-security
• content-security-policy
• x-frame-options

findings

• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

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