What powers 
overlake.org?
Last seen Sep 2026 · 39 technologies across 18 categories
Analytics
Caching
CDN
CMS
Databases
Documentation
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Programming languages
RUM
Security
Tag managers
UI frameworks
Web servers
Webmail
Widgets
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
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Aug 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #956,388 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 84.4 MB · 109 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- The Overlake School
- Founded: 1967
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Fastly (23.185.0.3, IPv6)
- DNS: DNS Made Easy
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject, BIMI
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 1,061,959, 6 hosts
- Verified with: Adobe, Apple Business, Google, Microsoft 365, OpenAI
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.overlake.org | 29 |
| library.overlake.org | 15 |
| wise.overlake.org | 15 |
| app.overlake.org | 12 |
| overlake.org | 11 |
Full technology history →
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Recent changes
- detected Amazon S3 Sep 2026
- detected core-js Sep 2026
- detected Facebook Pixel Sep 2026
- detected Select2 Jan 2026
- dropped Cowboy Dec 2025
- dropped Erlang Dec 2025
- dropped Heroku Dec 2025
- detected Apple iCloud Mail Nov 2025