manning.com
Manning
Last scanned Aug 2, 2026, 11:00 AM · 6 views
Overall score
Fair
Summary
Manning Publications is an independent publisher specializing in computer books, videos, and projects for software developers, engineers, architects, system administrators, and managers. This website uses WordPress. SEO is fair (65/100) and accessibility is good (75/100). Security scores good (85/100) and performance excellent (90/100). Top issue: Missing meta description.
Manning Publications Co.
Manning Publications is an independent publisher specializing in computer books, videos, and projects for software developers, engineers, architects, system administrators, and managers. Founded in 1990, Manning is known for its Manning Early Access Program (MEAP), which allows readers to access books before they are published.
- 20 Baldwin Road, Shelter Island, NY, 11964, US
Top issues to fix
9 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+3 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
737 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
-1 overall since Jul 26, 2026
- Overall
- 78
- SEO
- 65
- Security
- 85
- Performance
- 90
- Accessibility
- 75
Organization
Company details published in this site's own structured data.
Manning Publications Co.
Manning Publications is an independent publisher specializing in computer books, videos, and projects for software developers, engineers, architects, system administrators, and managers. Founded in 1990, Manning is known for its Manning Early Access Program (MEAP), which allows readers to access books before they are published.
- Founded
- Jan 1, 1990
Contact
Email, phone, and address published on this site's own pages.
- Address
- 20 Baldwin Road, Shelter Island, NY, 11964, US
Meta tags
- Title
- Manning
- Description
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- *.manning.com
- Valid from
- Jul 4, 2026
- Valid to
- Oct 2, 2026
- Days until expiry
- 61
- SAN domains
- *.manning.com, manning.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
307 internal · 17 external · 20 broken
Images
22 total · 11 missing alt
Scripts / Styles
40 scripts · 4 stylesheets
JS / CSS size
83.4 KB · 1.0 KB
Page size
345 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
- No H1 heading found
Scan details
- Requested URL
- https://manning.com
- Final URL
- https://www.manning.com/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 730 ms
- HTML size
- 345 KB
- Redirect chain
- https://manning.com → https://www.manning.com/
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Frequently asked questions
- What technology does manning.com use?
- manning.com is built with WordPress, Google Analytics, Google Ads, Nginx.
- Is manning.com secure (HTTPS)?
- Yes. manning.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 2, 2026.
- Who hosts manning.com?
- Hosting provider information for manning.com is not available yet.
- What is manning.com's SEO score?
- manning.com scored 65/100 for SEO in the latest analysis (fair).
- What is manning.com's overall website score?
- manning.com has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
- What company operates manning.com?
- manning.com is operated by Manning Publications Co.. Manning Publications is an independent publisher specializing in computer books, videos, and projects for software developers, engineers, architects, system administrators, and managers. Founded in 1990, Manning is known for its Manning Early Access Program (MEAP), which allows readers to access books before they are published.
- Has manning.com's score changed over time?
- manning.com's overall score has declined by 1 point (from 79 to 78) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card