heizungs.org

HTML metadata

Technology

Server

nginx

Registration

Registrar

GoDaddy.com, LLC

Created

2007-04-25

Expires

2027-04-25 339 days left

Updated

2025-06-09

Name servers

• ns1.corinis.net
• ns2.corinis.net

DNS records live

NS

• ns1.corinis.net
• ns2.corinis.net
• ns3.corinis.net

MX

• 10 mail.heizungs.org

Email authentication weak

SPF

v=spf1 mx a ip4:89.185.109.51 ip4:89.185.109.52 ip4:89.185.109.53 ip4:89.185.109.60 ip4:89.185.109.62 ip4:89.185.109.106 -all

strict (-all)

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.heizungs.org/

present

• strict-transport-security

findings

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

Links to (25)

• astebo.com×2
• biotech-heizung.com×2
• froeling.com×2
• guntamatic.com×2
• herz.eu×2
• panasonic.eu×2
• sommerauer-energie.com×2
• windhager.com×2
• wko.at×1
• vaillant.at×1
• hargassner.at×1
• hdg-bavaria.at×1
• viessmann.at×1
• hoval.at×1
• kwb.at×1
• metalltechnischeindustrie.at×1
• olymp.at×1
• wolf-heiztechnik.at×1
• saunier-duval.at×1
• boesch.at×1
• bosch.at×1
• buderus.at×1
• daikin.at×1
• elco.at×1
• eta.co.at×1

Linked from (2)

• bioenergyeurope.org×3
• metalltechnischeindustrie.at×1