harpercollins.co.uk
HarperCollins UK Publishers Ltd. – HarperCollins Publishers UK
Last scanned Aug 5, 2026, 11:00 PM · 8 views
Overall score
Excellent
Summary
HarperCollins UK is home to many of the country’s best loved authors, books and brands. This website uses Shopify hosted on Cloudflare behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.
HarperCollins Publishers UK
HarperCollins UK is home to many of the country’s best loved authors, books and brands. Discover thousands of fantastic titles from some of the brightest names in fiction, non-fiction, children’s books, reference and more. HarperCollins is proud to be an Accessible Publisher.
- Canada
- Hosted on Cloudflare
Top issues to fix
6 issues found
4 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
352 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 26, 2026
- Overall
- 92
- SEO
- 80
- Security
- 100
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
HarperCollins Publishers UK
HarperCollins UK is home to many of the country’s best loved authors, books and brands. Discover thousands of fantastic titles from some of the brightest names in fiction, non-fiction, children’s books, reference and more. HarperCollins is proud to be an Accessible Publisher.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- HarperCollins UK Publishers Ltd. – HarperCollins Publishers UK
- Description
- HarperCollins UK is home to many of the country’s best loved authors, books and brands. Discover thousands of fantastic titles from some of the brightest names in fiction, non-fiction, children’s books, reference and more. HarperCollins is proud to be an Accessible Publisher.
- Canonical
- https://harpercollins.co.uk/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width,initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 23.227.38.65
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., 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
- harpercollins.co.uk
- Valid from
- Jul 31, 2026
- Valid to
- Oct 29, 2026
- Days until expiry
- 84
- SAN domains
- harpercollins.co.uk
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 7 cookie(s) observed
Content & assets
Headings
H1 1 · H2 15 · H3 3
Links
278 internal · 65 external · 1 broken
Images
150 total · 15 missing alt
Scripts / Styles
138 scripts · 12 stylesheets
JS / CSS size
597 KB · 247 KB
Page size
717 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://harpercollins.co.uk
- Final URL
- https://harpercollins.co.uk
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 338 ms
- HTML size
- 717 KB
- Redirect chain
- https://harpercollins.co.uk
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Frequently asked questions
- What technology does harpercollins.co.uk use?
- harpercollins.co.uk is built with Shopify, Bootstrap, jQuery, Google Analytics.
- Is harpercollins.co.uk secure (HTTPS)?
- Yes. harpercollins.co.uk uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 29, 2026.
- Who hosts harpercollins.co.uk?
- harpercollins.co.uk is hosted on Cloudflare, behind Cloudflare CDN.
- What is harpercollins.co.uk's SEO score?
- harpercollins.co.uk scored 80/100 for SEO in the latest analysis (great).
- What is harpercollins.co.uk's overall website score?
- harpercollins.co.uk has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- What company operates harpercollins.co.uk?
- harpercollins.co.uk is operated by HarperCollins Publishers UK. HarperCollins UK is home to many of the country’s best loved authors, books and brands. Discover thousands of fantastic titles from some of the brightest names in fiction, non-fiction, children’s books, reference and more. HarperCollins is proud to be an Accessible Publisher.
- Has harpercollins.co.uk's score changed over time?
- harpercollins.co.uk's overall score has stayed steady at 92/100 since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card