indexo.dev

shuaizhang.tech

.tech crawl

First seen 2026-04-14 · Last seen 2026-05-11 · ok HTTP/1.1 200 932 ms crawled 2026-05-08

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Brief Biography - Shuai Zhang
Language
en
Canonical
https://cheungdaven.github.io/
Feeds

Open Graph

url
https://cheungdaven.github.io/
title
Brief Biography
locale
en-US
site name
Shuai Zhang
description
Shuai Zhang’s Homepage

Technology

CDN
Fastly
Server
GitHub.com

Third-party hosts loaded (3)

  • cheungdaven.github.io×21
  • buttons.github.io×1
  • cdnjs.cloudflare.com×1

Social

DNS records live

NS
  • dns10.hichina.com
  • dns9.hichina.com
CNAME
  • cheungdaven.github.io

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-22 to 2026-07-21
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://shuaizhang.tech/

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 (17)

Linked from (2)