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calm.com

https://calm.com

Performance 17Accessibility 100SEO 100Best Practices 77

15 technologies detected · Last audited Apr 22, 2026

View full audit

Technology stack

Cdn

AWS CloudFront Amazon CloudFront Envoy

Frontend

Amazon Route 53 Apple Facebook Google Search Console Google Workspace HSTS HTTP/3 Microsoft PerimeterX Tailwind CSS

Hosting

AWS Amazon Web Services

Frequently asked questions about calm.com

What technology does calm.com use?

calm.com is built with Amazon Route 53, Apple, Facebook, Google Search Console, and Google Workspace.

Is calm.com fast?

No — calm.com scores 17/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is calm.com accessible?

Yes — calm.com scores 100/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does calm.com use?

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

Where is calm.com hosted?

calm.com is hosted on AWS.

Does calm.com use HTTPS?

Yes — calm.com serves traffic over HTTPS.

1 audits

Apr 22, 2026 01:03 UTC Latest

Worker: worker-santaclara-us-01

View full report →

Scores

Performance 17Accessibility 100Best Practices 77SEO 100PWA 0

Timing

LCP: 10.05 sFirst Contentful Paint: 2.93 sTTFB: 382 msTotal Time: 383 msCumulative Layout Shift: 0.414

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