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vitest.dev

Vitest | Next Generation testing framework

Last scanned Jul 26, 2026, 3:19 PM

92

Overall score

Excellent

Summary

Next generation testing framework powered by Vite. This website uses Vue.js hosted on AWS behind Netlify CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.

Next generation testing framework powered by Vite

United States
Hosted on AWS

Top issues to fix

5 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 2 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

80

SEO

3 issue(s) found

100

Performance

585 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Next generation testing framework powered by Vite

Meta tags

Title
Vitest | Next Generation testing framework
Description
Next generation testing framework powered by Vite
Canonical
Language
en-US
Charset
utf-8
Viewport
width=device-width,initial-scale=1
Robots meta
Manifest
https://vitest.dev/manifest.webmanifest

OpenGraph & Twitter Card

OpenGraph

og:title
Vitest
og:description
Next generation testing framework powered by Vite
og:type
—
og:url
https://vitest.dev/

Twitter Card

twitter:card
summary_large_image
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

Vue.js

Hosting & CDN

Hosting provider
AWS
CDN provider
Netlify
IP address
52.74.6.109
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US)

DNS records

TypeValue
A
  • 52.74.6.109
  • 13.215.239.219
AAAA—
MX—
TXT
  • google-site-verification=NMsHTKf9lsPJzSeROqpSMNvsDTCQAnrW3xyyXtyeGRo
NS
  • dns2.p05.nsone.net
  • dns3.p05.nsone.net
  • dns4.p05.nsone.net
  • dns1.p05.nsone.net
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
vitest.dev
Valid from
Jun 17, 2026
Valid to
Sep 15, 2026
Days until expiry
50
SAN domains
*.vitest.dev, vitest.dev

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 2 · H3 2

Links

8 internal · 26 external · 2 broken

Images

19 total · 0 missing alt

Scripts / Styles

5 scripts · 2 stylesheets

JS / CSS size

25.5 KB · 255 KB

Page size

60.0 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing canonical link
  • No structured data (JSON-LD) found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Team

People listed on this site's own team or about page.

Ari Perkkiö

Open source engineer

Joaquín Sánchez

A fullstack and android developer

Mohammad Bagher

An open source developer

Ivan Demchuk

A tech lead, fullstack developer

Zixuan Chen

A fullstack developer

Scan details

Requested URL
https://vitest.dev
Final URL
https://vitest.dev
HTTP status
200
HTTP version
HTTP/2
Response time
584 ms
HTML size
60.0 KB
Redirect chain
https://vitest.dev

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does vitest.dev use?
vitest.dev is built with Vue.js.
Is vitest.dev secure (HTTPS)?
Yes. vitest.dev uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 15, 2026.
Who hosts vitest.dev?
vitest.dev is hosted on AWS, behind Netlify CDN.
What is vitest.dev's SEO score?
vitest.dev scored 80/100 for SEO in the latest analysis (great).
What is vitest.dev's overall website score?
vitest.dev has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.