Professional Sysadmin Tools

Online Tools for SysAdmins

A comprehensive collection of professional network and system administration tools designed for speed, accuracy, and reliability.

🔍

WHOIS Lookup

Lookup domain registration information

network
🌐

DNS Lookup

Query DNS records for any domain

network
🧮

IP Calculator

Calculate subnet and network information

network
🔒

SSL/TLS Checker

Check SSL certificate details

network
🛡️

Security Headers Analyzer

Analyze HTTP security headers and get security score

network
🛠️

Security Headers Generator

Generate production-ready security headers config for servers & frameworks

network
📍

What is My IP

Check your public IP address and connection info

network
📧

Mail Server Checker

Check MX records, SPF, DKIM, DMARC, and blacklist status for email domains

network
🔑

Password Generator

Generate secure and memorable passwords

security
#️⃣

Hash Generator

Generate MD5, SHA-256, SHA-512 hashes and verify data

security
📝

Base64 Encode-Decode

Convert text to Base64 and decode back

security
🔐

AES-256-GCM Encrypt

Military-grade encryption with Argon2id key derivation

security
📜

CSR Generator

Generate Certificate Signing Request and private key for SSL certificates

security
🔐

HTPasswd Generator

Generate .htpasswd entries for Apache & Nginx auth

security
🔐

Certbot Generator

Generate Certbot SSL certificate commands

security
🗄️

MySQL Dump Generator

Generate MySQL backup scripts

database
🐘

PostgreSQL Dump Generator

Generate PostgreSQL backup scripts

database
👤

MySQL User Manager

Create users, databases, and manage privileges

database
🐘

PostgreSQL User Manager

Create users, databases, and manage PostgreSQL access

database
🅰️

Apache VHost Generator

Generate Apache virtual host configurations

server
📁

.htaccess Generator

Generate Apache .htaccess configurations with presets

server
🅝️

Nginx Server Block

Generate Nginx server block configurations

server
⚙️

Systemd Binary Apps

Generate systemd service for Go, Rust, or binary apps

server
🐍

Systemd Python Apps

Generate systemd service for Flask, Django, FastAPI

server
🛡️

IPTables Generator

Generate firewall rules with Cloudflare support

server
🛡️

UFW Generator

Generate UFW firewall scripts for Ubuntu/Debian

server
🛡️

Firewalld Generator

Generate firewalld scripts for RHEL/CentOS/Fedora

server
🔐

WireGuard Config Generator

Generate WireGuard VPN configurations with QR codes

network

Crontab Generator

Generate cron expressions easily

utilities
🐧

Linux Commands Snippet

88 essential Linux commands that are hard to remember

utilities