75
/ 100
B
Good
Overall Domain Score
SEO 77 · LLM 82 · Perf 64
77
π SEO Score
10 / 13 checks passed
82
π€ LLM Readiness
9 / 11 checks passed
64
β‘ Performance
7 / 11 checks passed
π Extracted Page Tags
Title Tag
Pressbooks: The Leading Platform for Digital Publishing & OER
Meta Description
Pressbooks empowers authors, educators and organizations to create, publish and share digital books and open educational resources (OER)
H1 Heading
Discover User-Friendly Digital Publishing
Canonical URL
https://pressbooks.com/
π SEO Audit
77/100β Title Tag
Length: 61 chars (Ideal: 30-60).
β
Meta Description
Length: 136 chars (Ideal: 50-160).
β
H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
β
Canonical URL
Canonical URL is set.
β
Open Graph Tags
Found 10 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β
Image Alt Text
0 of 16 images missing alt.
β Sitemap
No sitemap found in robots.txt.
β
Heading Hierarchy
H1 and H2 structure detected.
β
Internal Links
Found 64 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
82/100β
Structured Data (JSON-LD)
Found 1 JSON-LD blocks.
β
Schema Entities
Types: webpage, imageobject, breadcrumblist, website, organization
β FAQ Schema
Missing FAQ schema.
β
Contextual Summary
Description provides good AI context.
β E-E-A-T (Author)
No author meta or schema.
β
Organisation Schema
Business entity defined.
β
Breadcrumb Schema
Site architecture is machine-readable.
β
AI Crawler Access
AI agents not blocked.
β
Language Declaration
Language set to 'en-CA'.
β
Semantic Structure
Uses <main> or <article>.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
64/100Network Waterfall (Total: 1328ms)
- DNS: 124ms
- Connect: 126ms
- TTFB: 1315ms
- Download: 13ms
β Time to First Byte (TTFB)
TTFB: 1315ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 39.5KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β Cache Policies
Missing Cache-Control headers.
β CDN Usage
No CDN headers found.
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
Resource hints found.
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 warnings found in Google Safe Browsing transparency report.
βοΈ Technologies
CMS
WordPress
E-Commerce
Magento
Analytics & Tracking
Google AnalyticsGoogle Tag Manager
Marketing Automation
HubSpot
Infrastructure & CDN
Nginx
π WHOIS
Registrar
Tucows Domains Inc.
Registered
2004-03-16
Expires
2027-03-16
Last Updated
2026-03-15
Status
client transfer prohibited, client update prohibited
Name Servers
ns-1499.awsdns-59.org, ns-1738.awsdns-25.co.uk, ns-457.awsdns-57.com, ns-877.awsdns-45.net
π DNS Records
| Type | Value |
|---|---|
| A | 18.239.6.80 |
| A | 18.239.6.20 |
| A | 18.239.6.100 |
| A | 18.239.6.10 |
| MX | alt2.aspmx.l.google.com |
| MX | aspmx2.googlemail.com |
| MX | aspmx3.googlemail.com |
| MX | aspmx.l.google.com |
| MX | alt1.aspmx.l.google.com |
| TXT | google-site-verification=Ej_ZwcK9oJJFOR2yEnWDKTXAmg0_AOUWF-AvUMwzCrM |
| TXT | v=spf1 a include:_spf.google.com include:spf.mtasv.net include:mail.zendesk.com include:40117020.spf02.hubspotemail.net ~all |
| NS | ns-877.awsdns-45.net |
| NS | ns-1499.awsdns-59.org |
| NS | ns-1738.awsdns-25.co.uk |
| NS | ns-457.awsdns-57.com |