jessezhang.net

HTML metadata

Technology

CDN

Fastly

Server

GitHub.com

Analytics

• Google Tag Manager

Third-party hosts loaded (6)

• cdn.jsdelivr.net×2
• ajax.googleapis.com×1
• cdn.clustrmaps.com×1
• cdnjs.cloudflare.com×1
• unpkg.com×1
• www.googletagmanager.com×1

Social

• github
• twitter

Registration

Registrar

Squarespace Domains LLC

Created

2024-02-21

Expires

2027-02-21 277 days left

Updated

2026-02-06

Name servers

• dns1.p04.nsone.net
• dns2.p04.nsone.net
• dns3.p04.nsone.net
• dns4.p04.nsone.net
• ns01.squarespacedns.com
• ns02.squarespacedns.com
• ns03.squarespacedns.com
• ns04.squarespacedns.com

DNS records live

NS

• dns1.p04.nsone.net
• dns2.p04.nsone.net
• dns3.p04.nsone.net
• dns4.p04.nsone.net
• ns01.squarespacedns.com
• ns02.squarespacedns.com
• ns03.squarespacedns.com
• ns04.squarespacedns.com

Email authentication no MX

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://www.jessezhang.net/

findings

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

Links to (10)

• allenai.org×1
• clova.ai×1
• github.com×1
• github.io×1
• google.com×1
• jessethomason.com×1
• jonbarron.info×1
• nturll.xyz×1
• nvidia.com×1
• twitter.com×1

Linked from (1)

• jessethomason.com×1

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