What powers efifoundation.org?

Last seen Aug 2026 · 32 technologies across 19 categories

Analytics

Google Analytics
since Jul 2023
HubSpot Analytics
since Jan 2026

CDN

Cloudflare
since Jan 2026

CMS

WordPress
since Jul 2023

Databases

MySQL
since Jul 2023

Font scripts

Font Awesome
since Jan 2026
Twitter Emoji (Twemoji)
since May 2024

Hosting

WordPress Multisite
since Jul 2023
WP Engine
since Jul 2023

JavaScript frameworks

GSAP
since Jan 2026

JavaScript libraries

core-js v3.0.1
since Jan 2026
jQuery v3.7.1
since Jul 2023
jQuery Migrate v3.4.1
since Jul 2023
Preact
since May 2026
Swiper
since Jan 2026

Marketing automation

HubSpot
since Jan 2026

Miscellaneous

HTTP/3
since May 2026
Open Graph
since Jul 2023
RSS
since Jul 2023

Page builders

WordPress Block Editor
since Sep 2024
WordPress Site Editor
since Jan 2026

Performance

Priority Hints
since Dec 2023

Programming languages

PHP
since Jul 2023

Security

Cloudflare Bot Management
since Jan 2026

Tag managers

Google Tag Manager
since Jul 2023

UI frameworks

ZURB Foundation
since Jul 2023

Video players

YouTube
since May 2026

Webmail

Apple iCloud Mail
since May 2026
Microsoft 365
since Jul 2023

WordPress plugins

Gutenberg v21.5.0
since Jan 2026
Site Kit v1.185.0
since Jul 2023
Yoast SEO v28.2
since Jul 2023

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.

  • 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

  • 100% desktop
  • United States

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

Open Page Rank

4.74 / 10 · ranked #283,007 of all domains

111 referring domains · OpenPageRank

Core Web Vitals

LCP1.2 s
INP25 ms
CLS0
TTFB700 ms

Real user p75, Chrome UX Report, Aug 2026.

Infrastructure

  • Hosted on Cloudflare (141.193.213.11)
  • Email: no MX record returned
  • Email security: DMARC quarantine
  • SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
  • Common Crawl link graph: rank 2,275,661, 2 hosts

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

Full technology history →
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