What powers 
tei.org?
Last seen Sep 2026 · 68 technologies across 27 categories
Analytics
Caching
CDN
CMS
Databases
Ecommerce
Font scripts
Issue trackers
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Live chat
Load balancers
Marketing automation
Miscellaneous
PaaS
Payment processors
Programming languages
Rich text editors
RUM
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.47 / 10 · ranked #406,361 of all domains
94 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0.35 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 4.5 MB · 75 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Arts and entertainment (declares
Event)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.20.27.150, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Amazon Trust Services, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 1,886,791, 24 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| teiconnect.tei.org | 26 |
| www.tei.org | 23 |
| careers.tei.org | 22 |
| 25ac.tei.org | 21 |
| events.tei.org | 18 |
| ac22.tei.org | 14 |
| join.tei.org | 13 |
Full technology history →
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Recent changes
- detected Monaco Editor Sep 2026
- dropped Google Sign-in Jul 2026
- detected Linkedin Insight Tag Mar 2026