sja.org.uk
England's First Aid Charity | St John Ambulance
Last scanned Jul 26, 2026, 1:49 PM · 4 views
Overall score
Great
Summary
Teaching and providing first aid and medical services across the UK. This website uses Next.js hosted on AWS behind Vercel CDN. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance good (75/100).
St John Ambulance
Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
- United States
- Hosted on AWS
Top issues to fix
3 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
SEO
0 issue(s) found
Performance
635 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
St John Ambulance
Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- England's First Aid Charity | St John Ambulance
- Description
- Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
- Canonical
- https://www.sja.org.uk/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
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.sja.org.uk
- Valid from
- Jun 5, 2026
- Valid to
- Sep 3, 2026
- Days until expiry
- 36
- SAN domains
- www.sja.org.uk
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 29
Links
80 internal · 12 external · 0 broken
Images
56 total · 0 missing alt
Scripts / Styles
52 scripts · 3 stylesheets
JS / CSS size
1.7 MB · 106 KB
Page size
668 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 2
- sitemap.xml
- Found
- URLs in sitemap
- 444
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://sja.org.uk
- Final URL
- https://www.sja.org.uk/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 622 ms
- HTML size
- 668 KB
- Redirect chain
- https://sja.org.uk → https://www.sja.org.uk/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sja.org.uk use?
- sja.org.uk is built with Next.js, Shopify.
- Is sja.org.uk secure (HTTPS)?
- Yes. sja.org.uk uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 3, 2026.
- Who hosts sja.org.uk?
- sja.org.uk is hosted on AWS, behind Vercel CDN.
- What is sja.org.uk's SEO score?
- sja.org.uk scored 100/100 for SEO in the latest analysis (excellent).
- What is sja.org.uk's overall website score?
- sja.org.uk has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- What company operates sja.org.uk?
- sja.org.uk is operated by St John Ambulance. Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
OpenGraph & Twitter Card
OpenGraph
Twitter Card