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Practical tools and guides for system administrators

Lightweight tools, cheat sheets and practical guides for everyday infrastructure management,
automation, and troubleshooting tasks.


Tool categories

Encoding tools

Tools for encoding, decoding, and transforming text data.

Data utilities

Utilities for formatting, converting, and validating structured data.

Security tools

Small utilities for hashes, checks, and security-related operations.


Network tools

Tools for quick network diagnostics and infrastructure checks.

DNS tools

Utilities for DNS records, domain lookups, and name resolution tasks.

System Tools

Diagnostic and AI-powered utilities for Windows system analysis.


Latest posts

Guides Apr 22, 2026

ROBOCOPY exit codes explained

Robocopy does not use a standard pass/fail exit code. It uses a bitmask — a number where each…

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Windows command line Apr 21, 2026

NETSTAT command in Windows

When a port is unreachable, a service is not responding, or something is holding a connection open, netstat…

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About this project

Hi, I’m Zaur — a system administrator working mainly with Windows infrastructure, VMware, AWS, automation, and troubleshooting.

This website brings together practical tools, cheat sheets, and technical guides based on real-world infrastructure work.

The goal is simple: help system administrators solve everyday tasks faster.