crates.io
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Hosting Provider
aws.amazon.comIP Address
13.33.235.90
Server Location
🇺🇸 New York, United States
ASN
AS16509
Organization
AWS CloudFront (GLOBAL)
Server
Heroku
CDN
CloudFront
Nameservers
Performance
Page Speed
Architecture Stack
Progressive Web App
Technology Stack
3 Technologies Detected
SEO Analysis
crates.io: Rust Package Registry
cargo is the package manager and crate host for rust
Recommended: 50-60 chars
Recommended: 120-160 chars
Issues (1)
- • Many images missing alt text (1/1)
5 issues found
Upgrade to view detailsCrawlability
2 rules
Allows all crawlers
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Security Score
HTTPS
No WAF
362d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Amazon
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2
Valid From
16.01.2026
Valid Until
14.02.2027
OCSP Stapling
Enabled
Subject Alternative Names (6)
SHA-256 Fingerprint
C9:42:14:41:D1:10:9C:F5:AA:0E:A1:5F:85:1C:F7:1C:02:BD:08:20...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Mailgun
Score
65
DMARC Policy
None (Monitor Only)
MX Records (2)
Domain Information
crates.io
Created
22.01.2014
Expires
22.01.2027
Last Updated
23.12.2025
Registrar
Gandi SAS
Privacy & Compliance
GDPR Indicators
Typography & Readability
Fira Sans + sans-serif
16px · LH 1.15
1.69x ratio
Contrast: undefined
1 font
Heading Font
Fira Sans
Body Font
sans-serif
Contrast Ratio
--
Reading Comfort
Single Font Family
left aligned✅ Excellent readability: 16px body text is ideal for all devices.
⚠️ Tight line spacing (1.15). Consider 1.4-1.6 for better readability.
✅ Good hierarchy: Clear distinction between headlines and body text.
✅ Good performance: Using 1 font families keeps load times fast.
✅ Consistent design: Single font family with weight variations is a modern best practice.
✅ Clean layout: Consistent left alignment throughout.
Business & Marketing Stack
1 Tools Detected
1
Categories
1
Total Tools
0
Enterprise
0
Mid-Market
Assessment: Growing marketing technology adoption
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Scripts & Styles
6 Resources
Top Script Sources
Website Identity
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Historical Analysis & Change Tracking