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chicago.gov

https://chicago.gov

C71
Performance 37Accessibility 97SEO 100Best Practices 100

20 technologies detected · Last audited Apr 22, 2026

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Technology stack

Analytics

Google Analytics Google Tag Manager Siteimprove

Cdn

Cloudflare cdnjs jsDelivr CDN

Frontend

Apple Bootstrap Flickity Google Search Console HTTP/3 Lodash Microsoft Open Graph Popper Proofpoint Tailwind CSS USWDS YouTube jQuery

Frequently asked questions about chicago.gov

What technology does chicago.gov use?

chicago.gov is built with Apple, Bootstrap, Flickity, Google Search Console, and HTTP/3.

Is chicago.gov fast?

No — chicago.gov scores 37/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is chicago.gov accessible?

Yes — chicago.gov scores 97/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does chicago.gov use?

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

Where is chicago.gov hosted?

chicago.gov is served through Cloudflare.

Does chicago.gov use HTTPS?

Yes — chicago.gov serves traffic over HTTPS.

1 audits

Apr 22, 2026 22:55 UTC Latest

/

Worker: worker-newyork-us-01

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Scores

Performance 37Accessibility 97Best Practices 100SEO 100PWA 0

Timing

LCP: 19.91 sFirst Contentful Paint: 10.16 sTTFB: 64 msTotal Time: 64 msCumulative Layout Shift: 0.000

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