What powers mathforge.org?

Last seen Aug 2026 · 10 technologies across 7 categories

CDN

cdnjs
since Aug 2022
Cloudflare
since Aug 2022

Font scripts

Google Font API
since Aug 2022

JavaScript frameworks

Prototype v1.7.1
since Oct 2024

JavaScript graphics

MathJax v2.7.1
since Aug 2022

Miscellaneous

Open Graph
since Feb 2025
RSS
since Dec 2022

Operating systems

Ubuntu
since Jan 2021

Web servers

Apache HTTP Server v2.4.58
since Jan 2021
Phusion Passenger v6.0.17
since Oct 2024

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 74% desktop
  • 26% phone
  • United Kingdom
  • United States

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

3.11 / 10 · ranked #1,407,957 of all domains

37 referring domains · OpenPageRank

Core Web Vitals

LCP1.1 s
CLS0
TTFB600 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • Weight: 0.0 MB · 6 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Hosted on UK2NET-AS (109.123.120.183)
  • DNS: uk2.net
  • Email: 20i
  • Email security: SPF (hard fail), no DMARC record
  • SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
  • Common Crawl link graph: rank 498,629, 11 hosts

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

Subdomains

HostTechs
loopspace.mathforge.org 8
notes.mathforge.org 5
code.mathforge.org 2

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