comparethemarket.com
Security check | Compare the Market
Last scanned Jul 21, 2026, 12:33 PM · 1 view
Overall score
Fair
Top issues to fix
7 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 Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
Sluggish estimated load (3.5s)
PerformanceTarget under 3 seconds: enable compression and serve static assets from a CDN.
+1 more issue — details in the sections below.
Summary
Complete the security check to access comparethemarket.com. This website is hosted on Cloudflare. SEO is good (75/100) and accessibility is excellent (90/100). Security scores good (80/100) and performance fair (60/100). Top issue: No H1 heading found.
SEO
3 issue(s) found
Performance
3.51 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Meta tags
- Title
- Security check | Compare the Market
- Description
- Complete the security check to access comparethemarket.com
- Canonical
- https://www.comparethemarket.com/error-pages/basic-challenge/
- Language
- en-GB
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, minimum-scale=1
- Robots meta
- noindex
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 172.64.155.159
- 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
- www.comparethemarket.com
- Valid from
- Jun 12, 2026
- Valid to
- Sep 10, 2026
- Days until expiry
- 50
- SAN domains
- www.comparethemarket.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 1 · H3 0
Links
4 internal · 0 external · 4 broken
Images
0 total · 0 missing alt
Scripts / Styles
1 scripts · 0 stylesheets
JS / CSS size
3.0 KB · 454 KB
Page size
461 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 12
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://comparethemarket.com
- Final URL
- https://www.comparethemarket.com/
- HTTP status
- 403
- HTTP version
- HTTP/2
- Response time
- 3.50 s
- HTML size
- 461 KB
- Redirect chain
- https://comparethemarket.com → https://www.comparethemarket.com/
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Frequently asked questions
- What technology does comparethemarket.com use?
- We did not detect any specific technologies for comparethemarket.com in the latest scan.
- Is comparethemarket.com secure (HTTPS)?
- Yes. comparethemarket.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 10, 2026.
- Who hosts comparethemarket.com?
- comparethemarket.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is comparethemarket.com's SEO score?
- comparethemarket.com scored 75/100 for SEO in the latest analysis (fair).
- What is comparethemarket.com's overall website score?
- comparethemarket.com has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card