What powers smartreading.org?
Last seen Aug 2026 · 36 technologies across 20 categories
Accessibility
Analytics
Authentication
CDN
CMS
Comment systems
Databases
Font scripts
JavaScript libraries
Maps
Miscellaneous
Operating systems
Programming languages
Tag managers
UI frameworks
Web server extensions
Web servers
Webmail
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 79% desktop
- 21% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.20 / 10 · ranked #453,924 of all domains
73 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 3500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 1.2 MB · 71 requests
- WordPress theme: smart-2012 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SMART Reading
- Founded: 1992
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on ONIAAS (216.222.197.187)
- DNS: canvashost.com
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, CAA
- SSL: GlobalSign, RSA 4096, wildcard, expires Feb 2027
- Common Crawl link graph: rank 1,148,254, 3 hosts
- Verified with: GlobalSign, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| smartreading.org | 25 |
| book.smartreading.org | 21 |
Full technology history →
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Recent changes
- dropped Bootstrap May 2026
- detected LazySizes May 2026
- dropped W3 Total Cache May 2026
- detected WPMU DEV Smush May 2026
- detected Nginx Mar 2026
- detected W3 Total Cache Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025