olafhartig.de

HTML metadata

Technology

Server

Apache

Third-party hosts loaded (2)

• api.twitter.com×1
• twitter.com×1

Social

• linkedin
• github
• bluesky
• twitter

Registration

Updated

2024-01-15

Name servers

• ns81.domaincontrol.com.
• ns82.domaincontrol.com.

DNS records live

NS

• ns81.domaincontrol.com
• ns82.domaincontrol.com

MX

• 0 olafhartig-de.mail.protection.outlook.com

TXT

• NETORGFT19747086.onmicrosoft.com

Email authentication weak

SPF

v=spf1 include:ispgateway.de include:secureserver.net ~all

softfail (~all)

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://olafhartig.de/

findings

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

Links to (15)

• amazon.com×1
• bsky.app×1
• eswc-conferences.org×1
• github.com×1
• github.io×1
• google.com×1
• linkedin.com×1
• semanticweb.org×1
• sigmod.org×1
• slideshare.net×1
• twitter.com×1
• uni-trier.de×1
• videolectures.net×1
• vldb.org×1
• w3.org×1

Linked from (1)

• d2rq.org×1