Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 151.101.192.144 |
| Server Software | gunicorn |
| CDN | CDN (MISS) |
|
ℹ 🔵 No Compression | The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 151.101.192.144
Server Software gunicorn
CDN CDN (MISS)
ℹ 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://data.gov.uk:443 | 301 | HTTP/2 301 |
| 2 | https://www.data.gov.uk/ | 200 | HTTP/2 200 |
#1 URL https://data.gov.uk:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.data.gov.uk/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 4.1 ms |
| TCP Connect | 5.2 ms |
| TLS Handshake | 5.9 ms |
| Time To First Byte (TTFB) | 374.9 ms |
| Content Download | 0.2 ms |
| Total Response Time | 375.1 ms |
DNS Lookup 4.1 ms
TCP Connect 5.2 ms
TLS Handshake 5.9 ms
Time To First Byte (TTFB) 374.9 ms
Content Download 0.2 ms
Total Response Time 375.1 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=60; includeSubDomains; preload |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ DENY |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | same-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=60; includeSubDomains; preload
CSP ✔ Configured
X-Frame-Options ✔ DENY
X-Content-Type-Options ✔ nosniff
Referrer Policy same-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | National Data Library - The home of UK public data - data.gov.uk |
Title National Data Library - The home of UK public data - data.gov.uk
Detected Technologies
| Technology | Google Analytics Google Tag Manager |
Technology Google Analytics Google Tag Manager
HTTP Headers
| Content-type
| text/html; charset=utf-8 |
| Server
| gunicorn |
| Content-security-policy
| default-src 'self'; connect-src 'self' *.google-analytics.com *.googletagmanager.com *.analytics.google.com s3-eu-west-1.amazonaws.com ckan.publishing.service.gov.uk; font-src 'self'; img-src 'self' *.google-analytics.com *.googletagmanager.com; manifest-src 'self'; media-src 'self'; object-src 'self'; script-src 'self' 'unsafe-inline' *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline' |
| X-frame-options
| DENY |
| Content-language
| en |
| Cache-control
| max-age=1800, public |
| Strict-transport-security
| max-age=60; includeSubDomains; preload |
| X-content-type-options
| nosniff |
| Referrer-policy
| same-origin |
| Cross-origin-opener-policy
| same-origin |
| Fastly-backend-name
| origin |
| Accept-ranges
| bytes |
| Age
| 0 |
| Date
| Thu, 20 Aug 2026 04:57:03 GMT |
| Via
| 1.1 varnish |
| X-served-by
| cache-par-lfpb1150040-PAR |
| X-cache
| MISS |
| X-cache-hits
| 0 |
| Vary
| Accept-Language |
| Content-length
| 22294 |
Meta Tags
| Viewport | width=device-width, initial-scale=1, viewport-fit=cover |
| Theme-color | #FFFFFF |
Content-type text/html; charset=utf-8
Server gunicorn
Content-security-policy default-src 'self'; connect-src 'self' *.google-analytics.com *.googletagmanager.com *.analytics.google.com s3-eu-west-1.amazonaws.com ckan.publishing.service.gov.uk; font-src 'self'; img-src 'self' *.google-analytics.com *.googletagmanager.com; manifest-src 'self'; media-src 'self'; object-src 'self'; script-src 'self' 'unsafe-inline' *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'
X-frame-options DENY
Content-language en
Cache-control max-age=1800, public
Strict-transport-security max-age=60; includeSubDomains; preload
X-content-type-options nosniff
Referrer-policy same-origin
Cross-origin-opener-policy same-origin
Fastly-backend-name origin
Accept-ranges bytes
Age 0
Date Thu, 20 Aug 2026 04:57:03 GMT
Via 1.1 varnish
X-served-by cache-par-lfpb1150040-PAR
X-cache MISS
X-cache-hits 0
Vary Accept-Language
Content-length 22294
