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
setspn in Windows: manage Service Principal Names and fix Kerberos SPN conflicts
setspn reads, adds, and deletes Service Principal Names (SPNs) on Active Directory accounts. An SPN is the identifier Kerberos uses to match a service — a SQL instance,…
Read guide →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.