indexo.dev

chtsai.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-05 · ok HTTP/1.1 200 974 ms crawled 2026-05-05

US · 208.113.188.120 · AS26347 New Dream Network, LLC

Reputation 95/100 weak security headers

sector other type homepage

HTML metadata

Title
Chih-Hao Tsai's Home
Language
en
Generator
HTML Tidy for Windows (vers 1st February 2005), see www.w3.org

Technology

Server
Apache

Registration

Registrar
DreamHost, LLC
Created
2004-07-27
Expires
2026-07-27 68 days left
Updated
2025-07-01
Name servers
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com

DNS records live

NS
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com
MX
  • 0 mx1.dreamhost.com
  • 0 mx2.dreamhost.com
TXT
  • v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all

Certificate (current)

R13
from 2026-04-23 to 2026-07-22
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://chtsai.org/

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

Linked from (1)