What powers 
nle.org?
Last seen Sep 2026 · 31 technologies across 16 categories
CDN
CMS
Font scripts
Hosting panels
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
UI frameworks
Web frameworks
Web servers
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- PetalBot Blocked
The other 32 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 checked
- Sep 2026 *: Restricted (was Allowed)
- Sep 2026 petalbot added to robots.txt
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 petalbot removed from robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 90% desktop
- 10% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.99 / 10 · ranked #574,017 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare, Fastly
- Weight: 3.4 MB · 263 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Wix (185.230.63.107)
- DNS: Wix DNS
- Email: dnn4less.com
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 121,104, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.nle.org | 15 |
| nle.org | 11 |
| quiz.nle.org | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Sep 2026
- detected Cloudflare Bot Management Sep 2026
- dropped JSS Feb 2026
- dropped Envoy Jan 2026
- detected Envoy Nov 2025