indexo.dev

yuchenlin.xyz

.xyz crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP/1.1 200 465 ms crawled 2026-05-14

US · 185.199.111.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
bill@yuchenlin ~ $
Language
en

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • cloud.umami.is×1
  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Email

Registration

Registrar
Cloudflare, Inc.
Created
2018-03-14
Expires
2029-03-14 1028 days left
Updated
2024-11-02
Name servers
  • margot.ns.cloudflare.com
  • johnathan.ns.cloudflare.com

DNS records live

NS
  • johnathan.ns.cloudflare.com
  • margot.ns.cloudflare.com
MX
  • 10 mx01.mail.icloud.com
  • 10 mx02.mail.icloud.com
TXT
  • apple-domain=hw4DrspmKn81kAqM

Email authentication strong

SPF
v=spf1 include:_spf.mx.cloudflare.net include:icloud.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:d9d814de11c94bacaa801c8b56fd94eb@dmarc-reports.cloudflare.net;
policy: reject (enforced) · sp=reject
DKIM
Show 12 DKIM selectors
  • default: v=DKIM1; p=
  • google: v=DKIM1; p=
  • selector1: v=DKIM1; p=
  • selector2: v=DKIM1; p=
  • k1: v=DKIM1; p=
  • k2: v=DKIM1; p=
  • mail: v=DKIM1; p=
  • dkim: v=DKIM1; p=
  • s1: v=DKIM1; p=
  • s2: v=DKIM1; p=
  • mxvault: v=DKIM1; p=
  • smtpapi: v=DKIM1; p=
selectors probed

Certificate (current)

R13
from 2026-04-25 to 2026-07-24
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://yuchenlin.xyz/

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

Links to (10)

Linked from (1)