What powers 
erfoundation.org?
Last seen Aug 2026 · 9 technologies across 9 categories
CMS
Databases
MySQL
since Feb 2019
Font scripts
Twitter Emoji (Twemoji)
since Feb 2019
Miscellaneous
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Sep 2024
Performance
Priority Hints
since Aug 2024
Programming languages
PHP
since Feb 2019
Web Frameworks
ZURB Foundation
since Sep 2017
Web Servers
Apache HTTP Server
since Sep 2017
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 58% desktop
- 42% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.99 / 10 · ranked #573,762 of all domains
60 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 0.8 MB · 15 requests
- WordPress theme: atheros · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on LIQUIDNETLTD1 (162.210.96.122)
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P384, expires Oct 2026
- Common Crawl link graph: rank 42,728, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints May 2026
- detected WordPress Block Editor May 2026
- dropped Priority Hints Feb 2026
- dropped WordPress Block Editor Feb 2026
- detected Twitter Emoji (Twemoji) Dec 2025