opengl.org
Scanned URL: https://opengl.org
62
π SEO Score
8 / 13 checks passed
27
π€ LLM Readiness
3 / 11 checks passed
64
β‘ Performance
7 / 11 checks passed
π Extracted Page Tags
Title Tag
OpenGL - The Industry Standard for High Performance Graphics
Meta Description
None found
H1 Heading
The Industry's Foundation for High Performance Graphics
Canonical URL
None found
π SEO Audit
62/100β
Title Tag
Length: 60 chars (Ideal: 30-60).
β Meta Description
No description found.
β H1 Tag
Found 2 H1 tags. Exactly 1 is recommended.
β Canonical URL
Missing canonical tag.
β Open Graph Tags
Found 0 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β
Image Alt Text
0 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 17 internal links.
β
HSTS Security
HSTS header present.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
27/100β 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)
Author identity found.
β Organisation Schema
Missing Organization schema.
β Breadcrumb Schema
Missing BreadcrumbList.
β AI Crawler Access
robots.txt blocks AI crawlers.
β
Language Declaration
Language set to 'en'.
β Semantic Structure
No semantic HTML5 wrappers.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
64/100Network Waterfall (Total: 150ms)
- DNS: 70ms
- Connect: 78ms
- TTFB: 149ms
- Download: 1ms
β
Time to First Byte (TTFB)
TTFB: 149ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 6.9KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β Cache Policies
Missing Cache-Control headers.
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
Minified .js/.css referenced.
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
E-Commerce
Magento
Analytics & Tracking
Google AnalyticsGoogle Tag Manager
Infrastructure & CDN
Cloudflare
π WHOIS
Registrar
Cloudflare, Inc.
Expires
2027-04-11
Registered
1997-04-10
Last Updated
2026-03-17
Status
client transfer prohibited
Name Servers
bob.ns.cloudflare.com, dana.ns.cloudflare.com
π DNS Records
| Type | Value |
|---|---|
| A | 172.64.80.1 |
| TXT | v=spf1 -all |
| NS | dana.ns.cloudflare.com |
| NS | bob.ns.cloudflare.com |