network-diagnostics

name	network-diagnostics
description	Probe live network: ping hosts for latency, resolve DNS, check TCP port reachability, and fetch HTTP headers
version	1.0.0

Usage

Run skills/network-diagnostics/diagnose.sh <operation> [args] via the shell tool.

Operations:

• ping <host> — ping 3 packets, show round-trip latency
• dns <host> — DNS resolution via dig
• port <host> <port> — check if TCP port is open or closed
• http <url> — fetch HTTP response headers (first 5 lines)
• report <host> — run all checks (ping, dns, port 80, port 443, http)

Examples

skills/network-diagnostics/diagnose.sh ping google.com
skills/network-diagnostics/diagnose.sh dns github.com
skills/network-diagnostics/diagnose.sh port github.com 443
skills/network-diagnostics/diagnose.sh report google.com