Checking results for: linuxcommand.org
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linuxcommand.org is ONLINE
Additional info for https://linuxcommand.org
Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 216.105.38.11 |
| Server Software | nginx |
| Compression | gzip |
|
🔒 🟡 Mixed Content (1 HTTP resources) | The page is served over HTTPS but loads 1 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 216.105.38.11
Server Software nginx
Compression gzip
🔒 🟡 Mixed Content (1 HTTP resources) The page is served over HTTPS but loads 1 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 | 102.3 ms |
| TCP Connect | 244.2 ms |
| TLS Handshake | 154.1 ms |
| Time To First Byte (TTFB) | 544.3 ms |
| Content Download | 0.1 ms |
| Total Response Time | 544.4 ms |
DNS Lookup 102.3 ms
TCP Connect 244.2 ms
TLS Handshake 154.1 ms
Time To First Byte (TTFB) 544.3 ms
Content Download 0.1 ms
Total Response Time 544.4 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 | LinuxCommand.org: Learn The Linux Command Line. Write Shell Scripts. |
| Meta Description | LinuxCommand.org is a web site that helps users discover the power of the Linux command line. |
Title LinuxCommand.org: Learn The Linux Command Line. Write Shell Scripts.
Meta Description LinuxCommand.org is a web site that helps users discover the power of the Linux command line.
Detected Technologies
| Technology | Google Analytics Nginx PHP |
Technology Google Analytics Nginx PHP
HTTP Headers
| Server
| nginx |
| Date
| Thu, 20 Aug 2026 00:09:19 GMT |
| Content-Type
| text/html; charset=UTF-8 |
| Transfer-Encoding
| chunked |
| Connection
| keep-alive |
| Vary
| Accept-Encoding |
| Cache-control
| max-age=3600 |
| Expires
| Thu, 20 Aug 2026 01:09:14 GMT |
| X-from
| sfp-ioweb82-1 |
| Content-encoding
| gzip |
Meta Tags
| Content-Type | text/html; charset=utf-8 |
| Description | LinuxCommand.org is a web site that helps users discover the power of the Linux command line. |
| Keywords | Linux command line, Linux shell scripting, GNU coreutils, Linux console, bash shell, bash shell scripting, Linux CLI |
| Author | William Shotts, Jr. |
| Copyright | Copyright 2000-2026, William Shotts, Jr. |
| Viewport | width=device-width, initial-scale=1.0 |
Server nginx
Date Thu, 20 Aug 2026 00:09:19 GMT
Content-Type text/html; charset=UTF-8
Transfer-Encoding chunked
Connection keep-alive
Vary Accept-Encoding
Cache-control max-age=3600
Expires Thu, 20 Aug 2026 01:09:14 GMT
X-from sfp-ioweb82-1
Content-encoding gzip
Content-Type text/html; charset=utf-8
Description LinuxCommand.org is a web site that helps users discover the power of the Linux command line.
Keywords Linux command line, Linux shell scripting, GNU coreutils, Linux console, bash shell, bash shell scripting, Linux CLI
Author William Shotts, Jr.
Copyright Copyright 2000-2026, William Shotts, Jr.
Viewport width=device-width, initial-scale=1.0
