Caddy
Hosting
Microsoft IIS
HostingCaddy vs Microsoft IIS (2026): Which Is Better?
Caddy and Microsoft IIS are both popular choices, but they serve different needs. Caddy is a Hosting with a traditional, manual approach to building, while Microsoft IIS is a Hosting 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 Caddy vs Microsoft IIS — see our methodology: AI Influence Score calculation, evidence tiers, and fingerprint signal types.
Side-by-Side Comparison
| | |
|---|---|---|
| Category | Hosting | Hosting |
| AI Score | 10/100 — Unknown | 10/100 — Unknown |
| Detection Signals | 1 patterns | 1 patterns |
| Script Detection | — | — |
| CDN Detection | — | — |
| Header Detection | 1 headers | 1 headers |
| Sites Detected | No data yet | No data yet |
| Best For | Professional websitesTry Caddy → | Professional websitesTry Microsoft IIS → |
| Official Website | Visit | Visit |
Example Websites
Caddy
Hosting
Caddy is a hosting with an AI Score of 10/100 (Unknown). Our detection engine uses 1 signal patterns to identify Caddy-built sites.
Microsoft IIS
Hosting
Microsoft IIS is a hosting with an AI Score of 10/100 (Unknown). Our detection engine uses 1 signal patterns to identify Microsoft IIS-built sites.
Key Differences
- Both Caddy and Microsoft IIS are classified as Hosting tools, making them the most direct competitors in this comparison.
- Caddy scores higher on AI involvement (10/100 vs 10/100 for Microsoft IIS), meaning it relies more heavily on AI for site generation and content creation.
- Our detection engine identifies Caddy using 1 fingerprint pattern and Microsoft IIS using 1 pattern — more signals generally means more reliable detection.
Which Should You Choose?
Choose Caddy if…
- You prefer a hosting solution
- You want more manual control over the final output
- Caddy's detection fingerprint of 1 signals means your site is reliably identifiable
Choose Microsoft IIS if…
- You need a hosting approach
- You prefer traditional building tools with predictable output
- Microsoft IIS's ecosystem and community better match your team's existing workflow
Our Pick — Based on our detections
Caddy
The most frequently detected hosting in our scan database.
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