What powers 
oslpr.org?
Last seen Sep 2026 · 26 technologies across 16 categories
Analytics
CDN
CMS
Development
Ecommerce
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
UI frameworks
Web servers
Webmail
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
Training crawlers
- GPTBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 31 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 chatgpt-user added to robots.txt
- Sep 2026 gptbot added to robots.txt
- Sep 2026 petalbot removed from robots.txt
- Sep 2026 petalbot added to robots.txt
- Sep 2026 gptbot removed from robots.txt
- Sep 2026 llms.txt appeared
AI Crawlers
2 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 53% desktop
- 46% phone
Puerto Rico
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #349,563 of all domains
129 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Spanish
- CDN: Google
- Weight: 2.6 MB · 239 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Google Cloud (23.236.62.147)
- DNS: Network Solutions
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: GoDaddy, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 500,171, 5 hosts
- Verified with: Microsoft 365, Trend Micro Email Security
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.oslpr.org | 18 |
| sutra.oslpr.org | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Wix eCommerce Apr 2026
- dropped Envoy Mar 2026
- detected Envoy Jan 2026
- dropped Envoy Nov 2025
- detected Turbopack Nov 2025