Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.74.194 |
| 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 172.67.74.194
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://cdn.skypack.dev:443 | 301 | HTTP/2 301 |
| 2 | https://www.skypack.dev/ | 200 | HTTP/2 200 |
#1 URL https://cdn.skypack.dev:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.skypack.dev/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 13.6 ms |
| TCP Connect | 14.5 ms |
| TLS Handshake | 7.1 ms |
| Time To First Byte (TTFB) | 35.5 ms |
| Content Download | 0.2 ms |
| Total Response Time | 35.7 ms |
DNS Lookup 13.6 ms
TCP Connect 14.5 ms
TLS Handshake 7.1 ms
Time To First Byte (TTFB) 35.5 ms
Content Download 0.2 ms
Total Response Time 35.7 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 | Skypack: search millions of open source JavaScript packages |
| Meta Description | Search millions of open source JavaScript packages on Skypack. Free to use. |
| Open Graph Title | Skypack: search millions of open source JavaScript packages |
| Open Graph Description | Search millions of open source JavaScript packages on Skypack. Free to use. |
| Open Graph Image | https://www.skypack.dev/assets/skypack-social-default.png |
| Twitter Card | summary |
| Twitter Title | Skypack: search millions of open source JavaScript packages |
| Twitter Description | Search millions of open source JavaScript packages on Skypack. Free to use. |
| Twitter Image | https://www.skypack.dev/assets/skypack-social-default.png |
Title Skypack: search millions of open source JavaScript packages Meta Description Search millions of open source JavaScript packages on Skypack. Free to use. Open Graph Title Skypack: search millions of open source JavaScript packages Open Graph Description Search millions of open source JavaScript packages on Skypack. Free to use. Open Graph Image https://www.skypack.dev/assets/skypack-social-default.png Twitter Card summary Twitter Title Skypack: search millions of open source JavaScript packages Twitter Description Search millions of open source JavaScript packages on Skypack. Free to use. Twitter Image https://www.skypack.dev/assets/skypack-social-default.png Detected Technologies
| Technology | React Bootstrap Google Analytics Google Tag Manager Cloudflare |
Technology React Bootstrap Google Analytics Google Tag Manager Cloudflare
HTTP Headers
| Age
| 185 |
| Cache-control
| public |
| Content-encoding
| gzip |
| Content-type
| text/html;charset=utf-8 |
| Date
| Thu, 20 Aug 2026 04:15:21 GMT |
| Server
| Vercel |
| Strict-transport-security
| max-age=63072000 |
| X-vercel-cache
| STALE |
| X-vercel-id
| cdg1::sfo1::qhk86-1787199506781-83ef1a1df2f5 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | Search millions of open source JavaScript packages on Skypack. Free to use. |
Age 185
Cache-control public
Content-encoding gzip
Content-type text/html;charset=utf-8
Date Thu, 20 Aug 2026 04:15:21 GMT
Server Vercel
Strict-transport-security max-age=63072000
X-vercel-cache STALE
X-vercel-id cdg1::sfo1::qhk86-1787199506781-83ef1a1df2f5
