What powers 
greatplains.edu?
Last seen Oct 2026 · 29 technologies across 15 categories
Analytics
CDN
Editors
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Oct 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 59% desktop
- 41% phone
United States
St. Kitts & Nevis
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.47 / 10 · ranked #928,576 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 35.8 MB · 162 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Great Plains Technology Center
- Founded: 1971
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (18.233.124.95)
- DNS: onenet.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 788,651, 6 hosts
- Verified with: Adobe, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.greatplains.edu | 17 |
| greatplains.edu | 10 |
| sonisweb.greatplains.edu | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped cdnjs Oct 2026
- dropped core-js Oct 2026
- dropped HeadJS Oct 2026
- dropped Unpkg Oct 2026
- dropped PHP Sep 2026
- dropped Adobe Audience Manager Aug 2026
- dropped AdRoll Aug 2026
- dropped AdRoll CMP System Aug 2026
- dropped Amazon ALB Aug 2026
- dropped Amazon Web Services Aug 2026
- dropped AudioEye Aug 2026
- dropped Backbone.js Aug 2026
- dropped Cloudflare Browser Insights Aug 2026
- dropped Facebook Pixel Aug 2026
- dropped Firebase Aug 2026
- dropped Htmx Aug 2026
- dropped HTTP/3 Aug 2026
- dropped libphonenumber Aug 2026
- dropped Lightbox Aug 2026
- dropped Selectize Aug 2026
- dropped Stimulus Aug 2026
- dropped theTradeDesk Aug 2026
- dropped Underscore.js Aug 2026
- dropped VideoJS Aug 2026
- detected AlertifyJS Jul 2026
- detected Bootstrap Jul 2026
- detected Datadog Jul 2026
- detected Font Awesome Jul 2026
- detected HeadJS Jul 2026
- detected jsDelivr Jul 2026
- detected Monsido Jul 2026
- detected Nginx Jul 2026
- detected PHP Jul 2026
- detected reCAPTCHA Jul 2026
- detected Slick Jul 2026
- detected Typekit Jul 2026
- detected Unpkg Jul 2026
- detected Cloudflare Bot Management May 2026
- detected VideoJS May 2026
- dropped Bootstrap Mar 2026
- detected Stimulus Feb 2026
- detected AdRoll Jan 2026
- detected AdRoll CMP System Jan 2026