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cdc.gov

https://cdc.gov

C77
Performance 63Accessibility 91SEO 85Best Practices 100

18 technologies detected · Last audited Apr 16, 2026

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Technology stack

Analytics

Google Analytics Google Tag Manager

Backend

ASP.NET

Cdn

Azure CDN

Frontend

Animate.css Apple Azure Front Door Bootstrap Google Search Console HSTS Microsoft Microsoft ASP.NET Open Graph Tailwind CSS WOW jQuery web-vitals

Hosting

Azure

Frequently asked questions about cdc.gov

What technology does cdc.gov use?

cdc.gov is built with Animate.css, Apple, Azure Front Door, Bootstrap, and Google Search Console.

Is cdc.gov fast?

Somewhat — cdc.gov scores 63/100 on Lighthouse mobile performance, below the median audited site.

Is cdc.gov accessible?

Yes — cdc.gov scores 91/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does cdc.gov use?

No CMS fingerprint was detected on cdc.gov — it may use a static site generator or a custom application.

Where is cdc.gov hosted?

cdc.gov is hosted on Azure.

Does cdc.gov use HTTPS?

Yes — cdc.gov serves traffic over HTTPS.

1 audits

Apr 16, 2026 17:26 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 63Accessibility 91Best Practices 100SEO 85PWA 0

Timing

LCP: 13.80 sFirst Contentful Paint: 1.86 sTTFB: 69 msTotal Time: 69 msCumulative Layout Shift: 0.010

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