yufandeng.com

HTML metadata

Technology

CDN

Fastly

Server

GitHub.com

Third-party hosts loaded (1)

• cdnjs.cloudflare.com×1

Social

• twitter
• linkedin
• github

Contact

Address

st Updated: October 12, 2025

Registration

Registrar

West263 International Limited

Created

2024-10-31

Expires

2027-10-31 530 days left

Updated

2026-01-04

Name servers

• ns1.vhostgo.com
• ns2.vhostgo.com

DNS records live

NS

• ns1.vhostgo.com
• ns2.vhostgo.com

CNAME

• yfde.github.io

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://yufandeng.com/

findings

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

Links to (12)

• jardines.com×2
• jekyllrb.com×2
• jiajunwu.com×2
• linkedin.com×2
• mademistakes.com×2
• ox.ac.uk×2
• twitter.com×2
• arxiv.org×2
• chen-geng.com×2
• elliottwu.com×2
• github.com×2
• github.io×2

Linked from (4)

• chen-geng.com×2
• yzhanglp.com×2
• elliottwu.com×2
• jiajunwu.com×2