pub.dev
The official repository for Dart and Flutter packages.
Last scanned Jul 25, 2026, 12:25 PM · 1 view
Overall score
Excellent
Summary
Pub is the package manager for the Dart programming language, containing reusable libraries & packages for Flutter and general Dart programs. This website is hosted on Google Cloud. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
Pub is the package manager for the Dart programming language, containing reusable libraries & packages for Flutter and general Dart programs.
- United States
- Hosted on Google Cloud
Top issues to fix
2 issues found
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
2 issue(s) found
Performance
281 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- support@pub.dev
Source: https://pub.dev/help
Meta tags
- Title
- The official repository for Dart and Flutter packages.
- Description
- Pub is the package manager for the Dart programming language, containing reusable libraries & packages for Flutter and general Dart programs.
- Canonical
- https://pub.dev/
- Language
- en-us
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- Google Cloud
- CDN provider
- —
- IP address
- 34.36.0.14
- ASN
- AS396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS | — |
| CAA |
|
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- pub.dev
- Valid from
- Jun 27, 2026
- Valid to
- Sep 25, 2026
- Days until expiry
- 62
- SAN domains
- pub.dev
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 5 · H2 1 · H3 6
Links
45 internal · 16 external · 0 broken
Images
42 total · 0 missing alt
Scripts / Styles
5 scripts · 3 stylesheets
JS / CSS size
314 KB · 83.1 KB
Page size
32.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://pub.dev
- Final URL
- https://pub.dev
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 281 ms
- HTML size
- 32.7 KB
- Redirect chain
- https://pub.dev
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does pub.dev use?
- We did not detect any specific technologies for pub.dev in the latest scan.
- Is pub.dev secure (HTTPS)?
- Yes. pub.dev uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 25, 2026.
- Who hosts pub.dev?
- pub.dev is hosted on Google Cloud.
- What is pub.dev's SEO score?
- pub.dev scored 90/100 for SEO in the latest analysis (excellent).
- What is pub.dev's overall website score?
- pub.dev has an overall SiteGraph score of 97/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card