penguin.co.uk
Penguin Books UK | Official Website
Last scanned Jul 25, 2026, 6:25 AM · 2 views
Overall score
Excellent
Summary
Explore the world of Penguin Books. This website uses WordPress hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: No H1 heading found.
Explore the world of Penguin Books. Lose yourself in a book, find your next read and hear from the authors you love.
- United States
- Hosted on Cloudflare
Products & pricing
Product and pricing information published in this site's own structured data.
The best new paperbacks
£20 GBP
Top issues to fix
2 issues found · 1 high priority
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.
2 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
1 issue(s) found
Performance
349 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Explore the world of Penguin Books. Lose yourself in a book, find your next read and hear from the authors you love.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Penguin Books UK | Official Website
- Description
- Explore the world of Penguin Books. Lose yourself in a book, find your next read and hear from the authors you love.
- Canonical
- https://www.penguin.co.uk
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- Manifest
- https://www.penguin.co.uk/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 141.193.213.30
- ASN
- AS209242 (CLOUDFLARESPECTRUM - Cloudflare London, LLC, US)
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
- www.penguin.co.uk
- Valid from
- Jul 20, 2026
- Valid to
- Oct 18, 2026
- Days until expiry
- 85
- SAN domains
- www.penguin.co.uk
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 17 · H3 14
Links
63 internal · 24 external · 2 broken
Images
29 total · 3 missing alt
Scripts / Styles
21 scripts · 5 stylesheets
JS / CSS size
341 KB · 0 B
Page size
572 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 8
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- No H1 heading found
Accessibility issues
- No H1 heading found
Careers
| Role | Location | Posted |
|---|---|---|
| Penguin Ventures | — | — |
| Brand partnerships | — | — |
| Getting published | — | — |
Scan details
- Requested URL
- https://penguin.co.uk
- Final URL
- https://www.penguin.co.uk
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 338 ms
- HTML size
- 572 KB
- Redirect chain
- https://penguin.co.uk → https://www.penguin.co.uk
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Frequently asked questions
- What technology does penguin.co.uk use?
- penguin.co.uk is built with Next.js, WordPress.
- Is penguin.co.uk secure (HTTPS)?
- Yes. penguin.co.uk uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 18, 2026.
- Who hosts penguin.co.uk?
- penguin.co.uk is hosted on Cloudflare, behind Cloudflare CDN.
- What is penguin.co.uk's SEO score?
- penguin.co.uk scored 90/100 for SEO in the latest analysis (excellent).
- What is penguin.co.uk's overall website score?
- penguin.co.uk has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- What products does penguin.co.uk offer?
- penguin.co.uk offers The best new paperbacks.
- Is penguin.co.uk hiring?
- Yes. penguin.co.uk has 3 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card