indexo.dev

algorithmiclearningtheory.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-11 · ok HTTP/1.1 200 2579 ms crawled 2026-05-07

US · 3.128.113.241 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
AALT
Language
en-US
Generator
All in One SEO (AIOSEO) 4.6.4
Canonical
https://algorithmiclearningtheory.org/
Feeds

Open Graph

url
https://algorithmiclearningtheory.org/
title
AALT
locale
en_US
site name
AALT | AALT homepage

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (2)

  • ajax.googleapis.com×2
  • maps.googleapis.com×2

Registration

Registrar
Squarespace Domains II LLC
Created
2018-06-09
Expires
2026-06-09 20 days left
Updated
2025-07-18
Name servers
  • ns-1531.awsdns-63.org
  • ns-1815.awsdns-34.co.uk
  • ns-183.awsdns-22.com
  • ns-654.awsdns-17.net

DNS records live

NS
  • ns-1531.awsdns-63.org
  • ns-1815.awsdns-34.co.uk
  • ns-183.awsdns-22.com
  • ns-654.awsdns-17.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com

Email authentication partial

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

Certificate (current)

E7
from 2026-05-01 to 2026-07-30
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://algorithmiclearningtheory.org/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (2)

Linked from (6)