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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

Windows command line Apr 18, 2026

ROBOCOPY command in Windows Command

XCOPY can copy files. Robocopy can copy files the way a sysadmin actually needs them copied. Built into…

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Guides Apr 15, 2026

nslookup in Windows: DNS troubleshooting from basic queries to AD diagnostics

Every DNS problem in a Windows environment starts the same way: something that should resolve doesn't, and you…

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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.