chartjs.org
Scanned URL: https://chartjs.org
62
π SEO Score
8 / 13 checks passed
18
π€ LLM Readiness
2 / 11 checks passed
64
β‘ Performance
7 / 11 checks passed
π Extracted Page Tags
Title Tag
Chart.js | Open source HTML5 Charts for your website
Meta Description
Simple yet flexible JavaScript charting library for the modern web
H1 Heading
Chart.js
Canonical URL
None found
π SEO Audit
62/100β
Title Tag
Length: 52 chars (Ideal: 30-60).
β
Meta Description
Length: 66 chars (Ideal: 50-160).
β
H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
β Canonical URL
Missing canonical tag.
β
Open Graph Tags
Found 4 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β Mobile Viewport
Missing viewport tag.
β Image Alt Text
5 of 7 images missing alt.
β Sitemap
No sitemap found in robots.txt.
β
Heading Hierarchy
H1 and H2 structure detected.
β
Internal Links
Found 5 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
18/100β Structured Data (JSON-LD)
No JSON-LD found.
β Schema Entities
No schema entities.
β FAQ Schema
Missing FAQ schema.
β Contextual Summary
Description too short for AI context.
β E-E-A-T (Author)
No author meta or schema.
β Organisation Schema
Missing Organization schema.
β Breadcrumb Schema
Missing BreadcrumbList.
β
AI Crawler Access
AI agents not blocked.
β
Language Declaration
Language set to 'en-US'.
β Semantic Structure
No semantic HTML5 wrappers.
β Entity Verification Links
No entity validation links.
β‘ Performance
64/100Network Waterfall (Total: 340ms)
- DNS: 124ms
- Connect: 132ms
- TTFB: 171ms
- Download: 169ms
β
Time to First Byte (TTFB)
TTFB: 171ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 5.6KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β
Cache Policies
Cache-Control headers set.
β
CDN Usage
Edge delivery detected.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β Native Lazy Loading
No lazy loading detected.
β Minified Assets
No minified assets linked.
β Preload / Preconnect Hints
Missing preload/preconnect hints.
β
Character Set
UTF-8 declared.
π‘οΈ Security & Blacklist
Cleanβ
Domain is clean.
β
Spamhaus DBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
SURBLVerify β
Not listed β no threats detected.
β
URIBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
Google Safe BrowsingVerify β
No unsafe content found per Google Safe Browsing.
βοΈ Technologies
Analytics & Tracking
Google Analytics
Infrastructure & CDN
Cloudflare
π WHOIS
Registrar
Cloudflare, Inc.
Registered
2013-02-16T00:15:24Z
Expires
2027-02-16T00:15:24Z
Last Updated
2026-01-22T04:07:39Z
Status
clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Servers
anirban.ns.cloudflare.com, diva.ns.cloudflare.com
π DNS Records
| Type | Value |
|---|---|
| A | 104.18.183.237 |
| A | 104.18.184.237 |
| NS | anirban.ns.cloudflare.com |
| NS | diva.ns.cloudflare.com |