Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 149.210.142.219 |
| Server Software | nginx/1.26.3 |
| Compression | gzip |
|
🔒 🟡 Mixed Content (4 HTTP resources) | The page is served over HTTPS but loads 4 resource(s) over HTTP. This may be blocked in modern browsers. |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
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 149.210.142.219
Server Software nginx/1.26.3
Compression gzip
🔒 🟡 Mixed Content (4 HTTP resources) The page is served over HTTPS but loads 4 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
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).
Performance
| DNS Lookup | 39.5 ms |
| TCP Connect | 54.4 ms |
| TLS Handshake | 18.8 ms |
| Time To First Byte (TTFB) | 88.3 ms |
| Content Download | 0.1 ms |
| Total Response Time | 88.4 ms |
DNS Lookup 39.5 ms
TCP Connect 54.4 ms
TLS Handshake 18.8 ms
Time To First Byte (TTFB) 88.3 ms
Content Download 0.1 ms
Total Response Time 88.4 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Eloquent JavaScript |
Title Eloquent JavaScript
Detected Technologies
Technology Nginx Node.js
HTTP Headers
| Server
| nginx/1.26.3 |
| Date
| Wed, 19 Aug 2026 22:40:09 GMT |
| Content-Type
| text/html; charset=utf-8 |
| Last-Modified
| Tue, 06 Aug 2024 05:54:55 GMT |
| Transfer-Encoding
| chunked |
| Connection
| keep-alive |
| ETag
| W/"66b1baaf-17f5" |
| Content-Encoding
| gzip |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
Server nginx/1.26.3
Date Wed, 19 Aug 2026 22:40:09 GMT
Content-Type text/html; charset=utf-8
Last-Modified Tue, 06 Aug 2024 05:54:55 GMT
Transfer-Encoding chunked
Connection keep-alive
ETag W/"66b1baaf-17f5"
Content-Encoding gzip
