What powers sailingcenter.org?
Last seen Oct 2026 · 28 technologies across 18 categories
Analytics
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Page builders
Payment processors
Performance
Programming languages
Security
UI frameworks
Web servers
Webmail
WordPress plugins
AI Crawlers
Blocks 11 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- PerplexityBot Blocked
The other 22 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
AI Crawlers
11 of 33 AI crawlers blocked
Audience
- 79% phone
- 21% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.59 / 10 · ranked #2,341,514 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 7.3 MB · 52 requests
- WordPress theme: annalee · all themes
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.77.244, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,675,319, 3 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sailingcenter.org | 19 |
| www.sailingcenter.org | 12 |
| members.sailingcenter.org | 6 |
Full technology history →
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Recent changes
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025