indexo.dev

criticalthinkeracademy.com

.com crawl

First seen 2026-05-30 · Last seen 2026-05-30 · ok HTTP/1.1 200 419 ms crawled 2026-05-31

US · 34.54.192.65 · AS396982 Google LLC

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home | The Critical Thinker Academy
Canonical
https://criticalthinkeracademy.teachable.com/p/default-teachable-homepage

Open Graph

url
https://criticalthinkeracademy.teachable.com/p/default-teachable-homepage
title
Home

Technology

Analytics
  • Google Tag Manager
Third-party hosts loaded (11)
  • static-media.hotmart.com×18
  • fedora.teachablecdn.com×4
  • d2vvqscadf4c1f.cloudfront.net×2
  • farm6.staticflickr.com×2
  • releases.transloadit.com×2
  • criticalthinkeracademy.teachable.com×1
  • farm1.staticflickr.com×1
  • fast.wistia.com×1
  • teachable-themeable.learning.teachable.com×1
  • www.googletagmanager.com×1
  • www.recaptcha.net×1

Contact

Email

Registration

Registrar
Bluehost Inc.
Created
2010-11-13
Expires
2026-11-13 165 days left
Updated
2025-10-28
Name servers
  • asa.ns.cloudflare.com
  • graham.ns.cloudflare.com

DNS records live

NS
  • asa.ns.cloudflare.com
  • graham.ns.cloudflare.com
MX
  • 0 mail.criticalthinkeracademy.com

Email authentication weak

SPF
v=spf1 +a +mx +ip4:74.220.219.138 ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WR3
from 2026-04-17 to 2026-07-16
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://criticalthinkeracademy.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=0

Links to (1)

Linked from (1)