Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 64.239.109.1 |
| Server Software | Vercel |
| CDN | Vercel |
| Compression | gzip |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 64.239.109.1
Server Software Vercel
CDN Vercel
Compression gzip
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://sja.org.uk:443 | 301 | HTTP/2 301 |
| 2 | https://www.sja.org.uk/ | 200 | HTTP/2 200 |
#1 URL https://sja.org.uk:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.sja.org.uk/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 17.7 ms |
| TCP Connect | 18.8 ms |
| TLS Handshake | 7.8 ms |
| Time To First Byte (TTFB) | 308.8 ms |
| Content Download | 15.4 ms |
| Total Response Time | 324.2 ms |
DNS Lookup 17.7 ms
TCP Connect 18.8 ms
TLS Handshake 7.8 ms
Time To First Byte (TTFB) 308.8 ms
Content Download 15.4 ms
Total Response Time 324.2 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=63072000 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=63072000
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | England's First Aid Charity | St John Ambulance |
| Meta 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/ |
| Robots Meta | index, follow |
| Open Graph Title | England's First Aid Charity |
| Open Graph Description | Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance. |
| Twitter Card | summary_large_image |
| Twitter Title | England's First Aid Charity |
| Twitter Description | Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance. |
Title England's First Aid Charity | St John Ambulance
Meta 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/
Robots Meta index, follow
Open Graph Title England's First Aid Charity
Open Graph Description Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
Twitter Card summary_large_image
Twitter Title England's First Aid Charity
Twitter Description Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance.
Detected Technologies
| Technology | Shopify React Google Analytics Google Tag Manager Next.js |
Technology Shopify React Google Analytics Google Tag Manager Next.js
HTTP Headers
| Age
| 0 |
| Cache-control
| private, no-cache, no-store, max-age=0, must-revalidate |
| Content-encoding
| gzip |
| Content-type
| text/html; charset=utf-8 |
| Date
| Fri, 24 Jul 2026 05:57:31 GMT |
| Link
| ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="style", ; rel=preload; as="style", ; rel=preload; as="style" |
| Server
| Vercel |
| Strict-transport-security
| max-age=63072000 |
| Vary
| RSC, Next-Router-State-Tree, Next-Router-Prefetch, Next-Router-Segment-Prefetch |
| X-matched-path
| / |
| X-powered-by
| Next.js |
| X-vercel-cache
| MISS |
| X-vercel-id
| cdg1::iad1::mtw2t-1784872650947-b78a9db8c9aa |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | Teaching and providing first aid and medical services across the UK. Get advice, volunteer, donate, or fundraise with St John Ambulance. |
| Author | St John Ambulance |
| Creator | St John Ambulance |
| Publisher | St John Ambulance |
| Robots | index, follow |
Age 0
Cache-control private, no-cache, no-store, max-age=0, must-revalidate
Content-encoding gzip
Content-type text/html; charset=utf-8
Date Fri, 24 Jul 2026 05:57:31 GMT
Link ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="font"; crossorigin=""; type="font/otf", ; rel=preload; as="style", ; rel=preload; as="style", ; rel=preload; as="style"
Server Vercel
Strict-transport-security max-age=63072000
Vary RSC, Next-Router-State-Tree, Next-Router-Prefetch, Next-Router-Segment-Prefetch
X-matched-path /
X-powered-by Next.js
X-vercel-cache MISS
X-vercel-id cdg1::iad1::mtw2t-1784872650947-b78a9db8c9aa
