deeplearningbook.org
Scanned URL: https://deeplearningbook.org
📅 Scan completed: April 13, 2026 at 11:38 AM
37
/ 100
F
Poor
Overall Domain Score
SEO 38 · LLM 9 · Perf 64
38
π SEO Score
5 / 13 checks passed
9
π€ LLM Readiness
1 / 11 checks passed
64
β‘ Performance
7 / 11 checks passed
π Extracted Page Tags
Title Tag
Deep Learning
Meta Description
None found
H1 Heading
Deep Learning
Canonical URL
None found
π SEO Audit
38/100β Title Tag
Length: 13 chars (Ideal: 30-60).
β Meta Description
No description found.
β
H1 Tag
Found 1 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
Missing viewport tag.
β
Image Alt Text
No images found.
β Sitemap
No sitemap found in robots.txt.
β
Heading Hierarchy
H1 and H2 structure detected.
β Internal Links
Found 0 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
9/100β 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
Missing <html> lang attribute.
β Semantic Structure
No semantic HTML5 wrappers.
β Entity Verification Links
No entity validation links.
β‘ Performance
64/100Network Waterfall (Total: 460ms)
- DNS: 253ms
- Connect: 254ms
- TTFB: 289ms
- Download: 171ms
β
Time to First Byte (TTFB)
TTFB: 289ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 2.3KB (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.
π WHOIS
Registrar
NameCheap, Inc.
Expires
2026-12-25
Registered
2015-12-25
Last Updated
2025-11-30
Status
client transfer prohibited
Name Servers
dns1.registrar-servers.com, dns2.registrar-servers.com
π DNS Records
| Type | Value |
|---|---|
| A | 185.199.111.153 |
| A | 192.30.252.154 |
| A | 192.30.252.153 |
| A | 162.255.119.150 |
| A | 185.199.110.153 |
| MX | aspmx.l.google.com |
| MX | alt1.aspmx.l.google.com |
| MX | alt2.aspmx.l.google.com |
| MX | alt3.aspmx.l.google.com |
| MX | alt4.aspmx.l.google.com |
| TXT | google-site-verification=gfXF_Vd9XJh1qq3C_iwiW3N-QGM_jgzRDbVIxhhzCbg |
| NS | dns1.registrar-servers.com |
| NS | dns2.registrar-servers.com |