What powers spell.so?
Last seen Aug 2026 · 7 technologies across 5 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
CDN
Cloudflare
since Jun 2024
JavaScript frameworks
Miscellaneous
HTTP/3
since Jun 2024
Open Graph
since May 2023
Security
Cloudflare Bot Management
since May 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.52 / 10 · ranked #872,081 of all domains
45 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.9.224, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,006,946, 5 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Bunny Jun 2026
- dropped Cloudinary Jun 2026
- dropped Google Analytics Jun 2026
- dropped Google Font API Jun 2026
- dropped Google Hosted Libraries Jun 2026
- dropped Google Tag Manager Jun 2026
- dropped HSTS Jun 2026
- dropped ImageKit Jun 2026
- dropped Lemon Squeezy Jun 2026
- dropped Microsoft Clarity Jun 2026
- dropped Next.js Jun 2026
- dropped Node.js Jun 2026
- dropped Plausible Jun 2026
- dropped Product Hunt Jun 2026
- dropped PWA Jun 2026
- dropped Radix UI Jun 2026
- dropped React Jun 2026
- dropped Sentry Jun 2026
- dropped styled-components Jun 2026
- dropped Svelte Jun 2026
- dropped Tailwind CSS Jun 2026
- dropped Vercel Jun 2026
- dropped Webpack Jun 2026
- detected Cloudflare Browser Insights Nov 2025