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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 18, 2026

whoami /all in Windows: read your access token correctly

whoami does not ask Windows who you are. It prints what is already inside the access token that…

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Active Directory Sep 17, 2026

dfsrmig: check SYSVOL replication and migrate FRS to DFSR

dfsrmig is the SYSVOL migration tool. It ships with the DFS Replication service and it does exactly one…

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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.