What powers crowdstack.io?
Last seen Sep 2026 · 21 technologies across 14 categories
Analytics
CDN
Ecommerce
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Programming languages
Rich text editors
Security
UI frameworks
Video players
Web servers
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- CCBot Blocked
- ClaudeBot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
The other 28 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 checked
- ai.txt not checked
- Sep 2026 Content Signals changed
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 55% desktop
- 45% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.81 / 10 · ranked #4,278,682 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.5 MB · 19 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.68.246, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC reject, CAA
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 6,956,972, 3 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| guyana.crowdstack.io | 15 |
| pacesconnection.crowdstack.io | 14 |
| hcommunity.crowdstack.io | 13 |
| hollandamerica.crowdstack.io | 13 |
| seabourn.crowdstack.io | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Dec 2025
- detected HTTP/3 Dec 2025