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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

Troubleshooting Sep 21, 2026

runas and UAC token filtering: why your admin window is not elevated

runas starts a program under a different account than the one you are signed in with. It is…

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Active Directory Sep 20, 2026

dfsutil and dfsdiag: managing and diagnosing DFS Namespaces

dfsutil and dfsdiag are the two command-line tools that come with the DFS Namespaces management feature. dfsutil reads…

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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.