What powers jasondorsey.com?
Last seen Aug 2026 · 33 technologies across 15 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Programming languages
Security
Tag managers
Video players
WordPress plugins
AI Crawlers
Restricts 9 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- CCBot Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
Search and AI assistants
- Claude-SearchBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
The other 24 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 found
AI Crawlers
9 of 33 AI crawlers restricted
Standards: llms.txt
Audience
- 59% phone
- 41% desktop
United Kingdom
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.27 / 10 · ranked #439,317 of all domains
106 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- CDN: Cloudflare
- Weight: 1.5 MB · 94 requests
- WordPress theme: jasondorsey · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.26.0.6, IPv6)
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 710,568, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Draftpress HFCM Jul 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected Cloudflare Browser Insights Nov 2025
- detected SVG Support Oct 2025