What powers gocolosseum.org?
Last seen Aug 2026 · 9 technologies across 6 categories
CDN
Google Cloud CDN
since Sep 2025
Mailjet
since Sep 2025
Hosting
GoDaddy
since Sep 2025
IaaS
Google Cloud
since Sep 2025
JavaScript frameworks
React
since Sep 2025
Miscellaneous
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.87 / 10 · ranked #15,025,110 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Amazon Web Services (3.33.251.168)
- Email: Proofpoint Essentials
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 30,968,287, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Hotjar Aug 2026
- dropped HSTS Aug 2026
- dropped Next.js Aug 2026
- dropped Next.js App Router Aug 2026
- dropped Node.js Aug 2026
- dropped Open Graph Aug 2026
- dropped Priority Hints Aug 2026
- dropped reCAPTCHA Aug 2026
- dropped Tailwind CSS Aug 2026
- dropped Webpack Aug 2026
- detected Google Cloud Storage Jul 2026
- detected PDF.js Jul 2026
- detected React Router Jul 2026
- detected Mailjet Jun 2026
- detected HSTS Apr 2026
- dropped Mailjet Apr 2026
- dropped Microsoft 365 Apr 2026