indexo.dev

t9t.io

.io crawl

First seen 2026-04-13 · Last seen 2026-05-02 · ok HTTP/1.1 200 469 ms crawled 2026-05-07

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Transparent Startup Experiments
Description
Transparent from idea -> product -> monetization
Language
en

Open Graph

url
https://t9t.io
title
Transparent Startup Experiments
locale
en_US
site name
t9t.io
description
Transparent from idea -> product -> monetization

Technology

CDN
Fastly
Server
GitHub.com
CMS
Next.js
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×3
  • fonts.gstatic.com×1

DNS records live

NS
  • sandy.ns.cloudflare.com
  • stan.ns.cloudflare.com
MX
  • 10 mxbiz2.qq.com
  • 5 mxbiz1.qq.com

Email authentication partial

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

Certificate (current)

R12
from 2026-03-13 to 2026-06-11
Expires in 22 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://t9t.io/

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

Linked from (1)