What powers grctutors.com?
Last seen Sep 2026 · 24 technologies across 17 categories
Analytics
Google Analytics
since Aug 2026
Authentication
CDN
cdnjs
since Aug 2026
Cloudflare
since Aug 2026
Documentation
Zendesk
since Aug 2026
Ecommerce
Cart Functionality
since Aug 2026
Font scripts
Google Font API
since Aug 2026
Hosting
GoDaddy
since Aug 2026
JavaScript frameworks
React
since Aug 2026
JavaScript libraries
Load balancers
Amazon ALB
since Aug 2026
Operating systems
Windows Server
since Aug 2026
PaaS
Amazon Web Services
since Aug 2026
Security
reCAPTCHA
since Aug 2026
UI frameworks
Bootstrap
since Aug 2026
Web frameworks
Web servers
Webmail
Google Workspace
since Aug 2026
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (54.193.210.162)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GoDaddy, RSA 2048, expires Nov 2026
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted