sebastianraschka.com
Scanned URL: https://sebastianraschka.com
📅 Scan completed: April 18, 2026 at 5:28 PM
71
/ 100
B
Good
Overall Domain Score
SEO 69 · LLM 64 · Perf 82
69
π SEO Score
9 / 13 checks passed
64
π€ LLM Readiness
7 / 11 checks passed
82
β‘ Performance
9 / 11 checks passed
π Extracted Page Tags
Title Tag
Sebastian Raschka, LLM Research Engineer | Sebastian Raschka, PhD
Meta Description
Homepage of Sebastian Raschka with recent AI and LLM articles, books, talks, research links, and project resources.
H1 Heading
None found
Canonical URL
https://sebastianraschka.com/
π SEO Audit
69/100β Title Tag
Length: 65 chars (Ideal: 30-60).
β
Meta Description
Length: 115 chars (Ideal: 50-160).
β H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
β
Canonical URL
Canonical URL is set.
β
Open Graph Tags
Found 11 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β
Image Alt Text
0 of 12 images missing alt.
β
Sitemap
Sitemap declared.
β Heading Hierarchy
Missing H1 or H2 tags.
β
Internal Links
Found 16 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
64/100β
Structured Data (JSON-LD)
Found 1 JSON-LD blocks.
β
Schema Entities
Types: website
β FAQ Schema
Missing FAQ schema.
β
Contextual Summary
Description provides good 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
Uses <main> or <article>.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
82/100Network Waterfall (Total: 301ms)
- DNS: 28ms
- Connect: 36ms
- TTFB: 301ms
- Download: 0ms
β
Time to First Byte (TTFB)
TTFB: 301ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 6.4KB (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
Images use loading='lazy'.
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
Bluehost Inc.
Registered
2013-01-02T15:58:21Z
Expires
2030-01-02T15:58:21Z
Last Updated
2026-03-16T13:54:55Z
Status
clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Servers
GARRETT.NS.CLOUDFLARE.COM, SONIA.NS.CLOUDFLARE.COM
π DNS Records
| Type | Value |
|---|---|
| A | 104.21.52.197 |
| A | 172.67.203.59 |
| MX | mail.sebastianraschka.com |
| TXT | v=spf1 +a +mx +ip4:50.87.253.95 +ip4:67.20.73.179 +include:bluehost.com ~all |
| NS | sonia.ns.cloudflare.com |
| NS | garrett.ns.cloudflare.com |
⭐ Community Rating
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