What powers 
jennyholzer.com?
Last seen Sep 2026 · 19 technologies across 12 categories
Analytics
CDN
CMS
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Security
Web servers
Webmail
AI Crawlers
Restricts 16 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Restricted
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- DuckAssistBot Restricted
- YouBot Restricted
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 Content Signals changed
AI Crawlers
16 of 33 AI crawlers restricted
Audience
- 74% desktop
- 26% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.50 / 10 · ranked #402,089 of all domains
194 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 25 ms |
| CLS | 0.25 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 1.4 MB · 37 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.17.186, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 682,191, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.jennyholzer.com | 18 |
| projects.jennyholzer.com | 4 |