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swagger.io

https://swagger.io

C70
Performance 43Accessibility 84SEO 91Best Practices 100

23 technologies detected · Last audited Apr 22, 2026

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Technology stack

Analytics

Convert Google Analytics Google Optimize Google Tag Manager

Backend

ASP.NET Emotion

Cdn

Cloudflare jsDelivr CDN

Cms

Kentico CMS

Frontend

Amazon Route 53 Babel Bootstrap Font Awesome Google Font API Google Search Console HSTS HTTP/3 Microsoft 365 Microsoft ASP.NET Mimecast Tailwind CSS core-js jQuery

Frequently asked questions about swagger.io

What technology does swagger.io use?

swagger.io is built with Kentico CMS, Amazon Route 53, Babel, Bootstrap, and Font Awesome.

Is swagger.io fast?

No — swagger.io scores 43/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is swagger.io accessible?

Mostly — swagger.io scores 84/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does swagger.io use?

swagger.io runs on Kentico CMS.

Where is swagger.io hosted?

swagger.io is served through Cloudflare.

Does swagger.io use HTTPS?

Yes — swagger.io serves traffic over HTTPS.

1 audits

Apr 22, 2026 23:35 UTC Latest

/

Worker: worker-madrid-spain-05

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Scores

Performance 43Accessibility 84Best Practices 100SEO 91PWA 0

Timing

LCP: 17.83 sFirst Contentful Paint: 12.90 sTTFB: 651 msTotal Time: 762 msCumulative Layout Shift: 0.000

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