indexo.dev

shengdongzhao.com

.com crawl

First seen 2026-04-26 · Last seen 2026-05-19 · ok HTTP/1.1 200 669 ms crawled 2026-05-19

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Shengdong Zhao — Synteraction Lab
Language
en

Technology

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

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

Contact

Email

Registration

Registrar
Bluehost Inc.
Created
2011-11-05
Expires
2027-11-05 533 days left
Updated
2024-10-25
Name servers
  • ns1.digitalocean.com
  • ns2.digitalocean.com
  • ns3.digitalocean.com

DNS records live

NS
  • ns1.digitalocean.com
  • ns2.digitalocean.com
  • ns3.digitalocean.com

Email authentication no MX

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

Certificate (current)

R13
from 2026-05-07 to 2026-08-05
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.shengdongzhao.com/

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

Links to (2)

Linked from (3)