What powers patient21.com?
Last seen Sep 2026 · 57 technologies across 26 categories
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Development
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Live chat
Marketing automation
Miscellaneous
PaaS
Page builders
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
WordPress plugins
WordPress themes
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. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 89% phone
- 11% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,482,827 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 125 ms |
| CLS | 0.4 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- CDN: Vercel
- Weight: 1.1 MB · 42 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,036,069, 5 hosts
- Verified with: Apple Business, Atlassian, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| software.patient21.com | 32 |
| assistant.patient21.com | 23 |
| sites.patient21.com | 22 |
| patient21.com | 17 |
Full technology history →
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Recent changes
- detected Apollo Jul 2026
- detected Apple iCloud Mail Jul 2026
- detected Blocksy Jul 2026
- detected Blocksy Companion Jul 2026
- detected Emotion Jul 2026
- detected GraphQL Jul 2026
- detected HubSpot Analytics Jul 2026
- detected HubSpot WordPress plugin Jul 2026
- detected JSS Jul 2026
- detected Lightbox Jul 2026
- detected Lodash Jul 2026
- detected LottieFiles Jul 2026
- detected MUI Jul 2026
- detected MySQL Jul 2026
- detected Next.js Jul 2026
- detected Nginx Jul 2026
- detected Node.js Jul 2026
- detected OneSignal Jul 2026
- detected PHP Jul 2026
- detected PWA Jul 2026
- detected React Jul 2026
- detected reCAPTCHA Jul 2026
- detected RSS Jul 2026
- detected Sentry Jul 2026
- detected Turbopack Jul 2026
- detected TypeScript Jul 2026
- detected Usercentrics Jul 2026
- detected Varnish Jul 2026
- detected Vercel Jul 2026
- detected Webpack Jul 2026
- detected WhatsApp Business Chat Jul 2026
- detected WordPress Jul 2026
- detected WordPress Block Editor Jul 2026
- detected Yoast SEO Jul 2026
- detected YouTube Jul 2026
- detected Apple iCloud Mail May 2026
- detected Turbopack Dec 2025
- dropped Microsoft Advertising Nov 2025