MCprobe

Blazingly fast Minecraft server scanner and protocol prober

MCprobe scans Minecraft servers using the native Minecraft protocol to efficiently collect server metadata at scale.

Features

Scans servers to collect:

• MOTD and favicon
• Version and protocol
• Player counts and sample players
• Authentication mode
  • Online
  • Offline
  • Whitelist

Performance & Design

MCprobe is designed for speed and scalability:

• Written in async Rust using Tokio
• Built for high-throughput scanning
• Handles:
  • Compression
  • Protocol differences (1.8+)
  • Connection timeouts

Benchmark

• Total IPs scanned: 150,000
• Time: ~8 minutes
• Concurrency: 500
• Auth mode detection: true (if false up to 2x faster)

Input

input.txt

• One IP per line
• Format: IP[:PORT]
• If no port is provided, defaults to 25565
• U can get a list of IP's from mcapi.shit.vc
• Or scan for IP's with 25565 opened your self masscan

Example: 127.0.0.1

Output

results.json

• Structured JSON scan results

Example Output:

Usage

Build

• cargo run --release

Run

• ./target/release/mcprobe

Disclaimer

Users are responsible for ensuring compliance with local laws and regulations when scanning servers.