Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 188.114.97.2 |
| Server Software | GitHub.com |
| CDN | CDN (HIT) |
| 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 188.114.97.2
Server Software GitHub.com
CDN CDN (HIT)
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://www.fastify.io:443 | 301 | HTTP/2 301 |
| 2 | https://fastify.dev/ | 200 | HTTP/2 200 |
#1 URL https://www.fastify.io:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://fastify.dev/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 101.3 ms |
| TCP Connect | 102.1 ms |
| TLS Handshake | 6.8 ms |
| Time To First Byte (TTFB) | 227.5 ms |
| Content Download | 0.6 ms |
| Total Response Time | 228.1 ms |
DNS Lookup 101.3 ms
TCP Connect 102.1 ms
TLS Handshake 6.8 ms
Time To First Byte (TTFB) 227.5 ms
Content Download 0.6 ms
Total Response Time 228.1 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31556952 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31556952
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Fastify — Fast and low overhead web framework, for Node.js |
| Meta Description | Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. |
| Canonical | https://fastify.dev/ |
| Open Graph Title | Fastify — Fast and low overhead web framework, for Node.js |
| Open Graph Description | Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. |
| Open Graph Image | https://fastify.dev/og-image.png |
| Twitter Card | summary_large_image |
| Twitter Title | Fastify — Fast and low overhead web framework, for Node.js |
| Twitter Description | Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. |
| Twitter Image | https://fastify.dev/og-image.png |
Title Fastify — Fast and low overhead web framework, for Node.js Meta Description Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. Canonical https://fastify.dev/ Open Graph Title Fastify — Fast and low overhead web framework, for Node.js Open Graph Description Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. Open Graph Image https://fastify.dev/og-image.png Twitter Card summary_large_image Twitter Title Fastify — Fast and low overhead web framework, for Node.js Twitter Description Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. Twitter Image https://fastify.dev/og-image.png Detected Technologies
| Technology | Google Analytics Node.js |
Technology Google Analytics Node.js
HTTP Headers
| Server
| GitHub.com |
| Content-type
| text/html; charset=utf-8 |
| Last-modified
| Wed, 19 Aug 2026 19:05:20 GMT |
| Access-control-allow-origin
| * |
| Strict-transport-security
| max-age=31556952 |
| Etag
| W/"6a85fe70-1a939" |
| Expires
| Wed, 19 Aug 2026 19:30:20 GMT |
| Cache-control
| max-age=600 |
| Content-encoding
| gzip |
| X-proxy-cache
| MISS |
| X-github-request-id
| 3C8C:710C4:9D2A87:9DFB3D:6A8601F2 |
| X-github-edge-region
| fra |
| Accept-ranges
| bytes |
| Age
| 0 |
| Date
| Thu, 20 Aug 2026 00:13:08 GMT |
| Via
| 1.1 varnish |
| X-served-by
| cache-par-lfpg1960050-PAR |
| X-cache
| HIT |
| X-cache-hits
| 0 |
| X-timer
| S1787184788.406294,VS0,VE117 |
| Vary
| Accept-Encoding |
| X-fastly-request-id
| 93c09fe7de9cd1fa2a4efda49514598086b8092f |
| Content-length
| 17351 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. |
| Theme-color | #0a0b0d |
Server GitHub.com
Content-type text/html; charset=utf-8
Last-modified Wed, 19 Aug 2026 19:05:20 GMT
Access-control-allow-origin *
Strict-transport-security max-age=31556952
Etag W/"6a85fe70-1a939"
Expires Wed, 19 Aug 2026 19:30:20 GMT
Cache-control max-age=600
Content-encoding gzip
X-proxy-cache MISS
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Accept-ranges bytes
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X-cache HIT
X-cache-hits 0
X-timer S1787184788.406294,VS0,VE117
Vary Accept-Encoding
X-fastly-request-id 93c09fe7de9cd1fa2a4efda49514598086b8092f
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