indexo.dev

yuchenyang.org

.org crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP/1.1 200 1081 ms crawled 2026-05-15

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Welcome to Yuchen Yang's Homepage
Description
Yuchen Yang is currently a CS Ph.D candidate in Johns Hopkins University

Technology

CDN
Fastly
Server
GitHub.com

Third-party hosts loaded (3)

  • www.w3schools.com×2
  • cdn.clustrmaps.com×1
  • cdnjs.cloudflare.com×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2025-03-27
Expires
2027-03-27 311 days left
Updated
2026-03-02
Name servers
  • anna.ns.cloudflare.com
  • tom.ns.cloudflare.com

DNS records live

NS
  • anna.ns.cloudflare.com
  • tom.ns.cloudflare.com
MX
  • 11 route2.mx.cloudflare.net
  • 30 route3.mx.cloudflare.net
  • 95 route1.mx.cloudflare.net

Email authentication weak

SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-23 to 2026-06-21
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31556952

Links to (5)

Linked from (1)