What powers greatcircleus.com?
Last seen Sep 2026 · 35 technologies across 18 categories
Advertising
Analytics
CDN
CRM
Ecommerce
Hosting
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Payment processors
Performance
Programming languages
Reviews
RUM
Security
Webmail
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.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 65% phone
- 35% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.26 / 10 · ranked #2,956,167 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.2 MB · 419 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Great Circle US
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65)
- DNS: GoDaddy DNS
- Email: Proofpoint Essentials
- Email security: no SPF record, DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 2,030,502, 3 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| greatcircleus.com | 25 |
| uk.greatcircleus.com | 22 |
| help.greatcircleus.com | 10 |
Full technology history →
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Recent changes
- detected Bazaarvoice Reviews Sep 2026
- dropped Klaviyo Sep 2026
- dropped VWO Sep 2026
- dropped Yoast SEO for Shopify Sep 2026
- detected Swiper Aug 2026
- dropped Cloudflare Bot Management Mar 2026