What powers 
openupresources.org?
Last seen Oct 2026 · 53 technologies across 23 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
Payment processors
Programming languages
Security
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Oct 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Aug 2026 * added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| openupresources | #1 | 3,700 |
| ed resources | #2 | 880 |
| illustrative mathematics | #5 | 850 |
| open | #26 | 520 |
| desmos scientific | #52 | 520 |
| open resources | #1 | 300 |
| bookworms curriculum | #2 | 160 |
| el curriculum | #3 | 130 |
| interactive mathematics program | #49 | 130 |
| my open math | #17 | 110 |
| el education curriculum | #3 | 99 |
| openupresources login | #3 | 98 |
| bookworms free | #1 | 79 |
| open up resources careers | #1 | 64 |
| nearpod join | #74 | 52 |
| el open up resources | #1 | 48 |
| open up math curriculum | #3 | 43 |
| openmath | #17 | 39 |
| desmos classroom | #42 | 38 |
| curriculum resources | #2 | 34 |
| online educational resources | #6 | 30 |
| anchor chart | #81 | 29 |
| bookworms reading | #2 | 28 |
| expeditionary learning curriculum | #4 | 27 |
| study resources | #4 | 26 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 96% desktop
- 3% phone
- 1% tablet
United States
India
Canada
Mexico
United Arab Emirates
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.85 / 10 · ranked #122,297 of all domains
220 referring domains · OpenPageRank
Search traffic
9,100 est. monthly organic visits (US)
1,385 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 23.7 MB · 82 requests
- WordPress theme: openup · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Jun 2016 (10 years) via Tucows Domains Inc., renews Jun 2027
- Hosted on Cloudflare (104.21.95.202, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 36,758, 9 hosts
- Verified with: Google, LinkedIn
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| openupresources.org | 26 |
| hsmathsupport.openupresources.org | 22 |
| www.openupresources.org | 21 |
| news.openupresources.org | 19 |
| access.openupresources.org | 14 |
| im.openupresources.org | 6 |