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service.gov.uk

https://service.gov.uk

B82
Performance 93Accessibility 100SEO 100Best Practices 100

11 technologies detected · Last audited Apr 16, 2026

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Technology stack

Backend

Ruby

Frontend

Amazon Route 53 GOV.UK Frontend GOV.UK Template GOV.UK Toolkit Google Domains HSTS Open Graph Ruby on Rails Varnish core-js

Frequently asked questions about service.gov.uk

What technology does service.gov.uk use?

service.gov.uk is built with Amazon Route 53, GOV.UK Frontend, GOV.UK Template, GOV.UK Toolkit, and Google Domains.

Is service.gov.uk fast?

Yes — service.gov.uk scores 93/100 on Lighthouse mobile performance, in the top tier of audited sites.

Is service.gov.uk accessible?

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

What CMS does service.gov.uk use?

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

Where is service.gov.uk hosted?

Hosting provider for service.gov.uk could not be determined from the most recent audit.

Does service.gov.uk use HTTPS?

Yes — service.gov.uk serves traffic over HTTPS.

1 audits

Apr 16, 2026 17:59 UTC Latest

/

Worker: worker-madrid-spain-05

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Scores

Performance 93Accessibility 100Best Practices 100SEO 100PWA 0

Timing

LCP: 2.60 sFirst Contentful Paint: 2.55 sTTFB: 27 msTotal Time: 27 msCumulative Layout Shift: 0.000

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