jandecaluwe.com

HTML metadata

Technology

Server

Apache

CMS

Gatsby

Third-party hosts loaded (4)

• netdna.bootstrapcdn.com×2
• ajax.googleapis.com×1
• cdn.mathjax.org×1
• www.reddit.com×1

Contact

Email

• jan@jandecaluwe.com

Registration

Registrar

Tucows Domains Inc.

Created

2002-01-29

Expires

2027-01-29 253 days left

Updated

2025-12-31

Name servers

• ns1.turbify.com
• ns2.turbify.com

DNS records live

NS

• ns1.turbify.com
• ns2.turbify.com

MX

• 20 mx-biz.mail.am0.yahoodns.net
• 30 mx-biz.mail.am0.yahoodns.net

Email authentication weak

SPF

not published

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://jandecaluwe.com/

findings

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

Links to (5)

• creativecommons.org×3
• easics.com×3
• myhdl.org×3
• sigasi.com×3
• twitter.com×3

Linked from (3)

• santisoler.com×3
• myhdl.org×2
• staticsitegenerators.net×1