What powers 
gem-a.com?
Last seen Sep 2026 · 48 technologies across 28 categories
Advertising
Analytics
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
LMS
Maps
Marketing automation
Miscellaneous
Operating systems
Payment processors
Performance
Programming languages
Reviews
Security
Tag managers
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% phone
- 38% desktop
- 2% tablet
United States
United Kingdom
Indonesia
India
Australia
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #328,911 of all domains
152 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 10.8 MB · 133 requests
- WordPress theme: hello-elementor (child: hello-theme-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- The Gemmological Association of Great Britain (Gemmological Association of Great Britain on Wikidata)
- Industry: Education (declares
EducationalOrganization) - Country: United Kingdom
- Profiles: Facebook, X
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Hostinger (147.93.48.201)
- DNS: hostinguk.net
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 544,566, 8 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shop.gem-a.com | 31 |
| gem-a.com | 29 |
| gemintro.gem-a.com | 17 |
| education.gem-a.com | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Tabby Apr 2026
- detected HSTS Mar 2026
- detected Microsoft Advertising Jan 2026
- detected Twitter Emoji (Twemoji) Jan 2026