Fastly
CDN
BunnyCDN
CDNFastly vs BunnyCDN (2026): Which Is Better?
Fastly and BunnyCDN are both popular choices, but they serve different needs. Fastly is a CDN with a traditional, manual approach to building, while BunnyCDN is a CDN that prioritises developer or designer control.
Below you'll find a side-by-side breakdown of detection signals, AI scores, and technical fingerprints — plus our honest take on which builder wins for different use cases.
How we detect Fastly vs BunnyCDN — see our methodology: AI Influence Score calculation, evidence tiers, and fingerprint signal types.
Side-by-Side Comparison
| | |
|---|---|---|
| Category | CDN | CDN |
| AI Score | 10/100 — Unknown | 10/100 — Unknown |
| Detection Signals | 2 patterns | 3 patterns |
| Script Detection | — | — |
| CDN Detection | — | 2 domains |
| Header Detection | 2 headers | 1 headers |
| Sites Detected | No data yet | No data yet |
| Best For | Professional websitesTry Fastly → | Professional websitesTry BunnyCDN → |
| Official Website | Visit | Visit |
Example Websites
Fastly
CDN
Fastly is a cdn with an AI Score of 10/100 (Unknown). Our detection engine uses 2 signal patterns to identify Fastly-built sites.
BunnyCDN
CDN
BunnyCDN is a cdn with an AI Score of 10/100 (Unknown). Our detection engine uses 3 signal patterns to identify BunnyCDN-built sites.
Platform Overviews
Fastly
Fastly is a high-performance edge cloud platform and content delivery network used primarily by enterprises, media companies, and high-traffic web applications that require low-latency content delivery, real-time streaming, and programmable infrastructure at scale. The platform is widely adopted by technology companies, news publishers, and e-commerce operators that demand granular control over caching and request routing at the network edge. AIWebsiteDetector.com identifies Fastly deployments by analyzing 2 distinct HTTP response headers that Fastly injects into served traffic, providing reliable, server-side signals that remain consistent across the wide variety of site types and configurations built on the platform. These header-based signals make Fastly particularly straightforward to detect programmatically, as they appear regardless of front-end framework or CMS in use, meaning the underlying CDN layer is exposed even when the application stack is otherwise obscured. Fastly operates on a usage-based pricing model with no upfront commitments, positioning it as a premium infrastructure choice that distinguishes it from shared or budget hosting environments — a characteristic that often correlates with high-traffic, performance-critical deployments in detection results.
BunnyCDN
BunnyCDN is a content delivery network and hosting platform developed by bunny.net, designed for developers, media publishers, and businesses seeking fast, cost-effective global asset delivery with edge storage capabilities. The detection engine on AIWebsiteDetector.com identifies BunnyCDN-powered sites through a combination of two distinct CDN domain patterns — typically subdomains or URLs routed through BunnyCDN's edge network — alongside one characteristic HTTP response header that BunnyCDN injects during content delivery. These signals are parsed from live HTTP responses and network requests, allowing the detector to distinguish BunnyCDN from other CDN providers with high specificity. BunnyCDN is particularly recognizable due to its use of the `b-cdn.net` domain family for pull zones and storage zones, which appear consistently across asset URLs embedded in page markup and scripts. This combination of domain fingerprinting and header analysis makes BunnyCDN one of the more reliably detectable CDN platforms, as its network routing leaves persistent, identifiable traces at the HTTP layer rather than relying solely on JavaScript-side signals.
Key Differences
- Both Fastly and BunnyCDN are classified as CDN tools, making them the most direct competitors in this comparison.
- Fastly scores higher on AI involvement (10/100 vs 10/100 for BunnyCDN), meaning it relies more heavily on AI for site generation and content creation.
- Our detection engine identifies Fastly using 2 fingerprint patterns and BunnyCDN using 3 patterns — more signals generally means more reliable detection.
Which Should You Choose?
Choose Fastly if…
- You prefer a cdn solution
- You want more manual control over the final output
- Fastly's detection fingerprint of 2 signals means your site is reliably identifiable
Choose BunnyCDN if…
- You need a cdn approach
- You prefer traditional building tools with predictable output
- BunnyCDN's ecosystem and community better match your team's existing workflow
Our Pick — Based on our detections
Fastly
The most frequently detected cdn in our scan database.
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