Welcome to IT-Tools
Small, fast utilities for everyday IT tasks.
📧 SPF Checker ENHANCED
Validate SPF records with RFC 4408 DNS lookup counting. Visualize include chains and identify configuration issues.
🔐 Password Generator
Generate secure passwords and passphrases with one click.
🕒 Share Password
Share a password with expiration time and maximum view count. Login required to create links.
📁 File Sharing
Share multiple files temporarily with individual downloads or one ZIP download. Login required to create links.
🌐 WHOIS Lookup
See registrar company and DNS hosting company at a glance, with RDAP-first lookup and WHOIS fallback.
📡 DNS Lookup
Check which DNS record types are present and inspect returned values in one overview.
🚫 Blacklist Check
Check if your domain/IP is listed on common DNSBL zones and create email schedules for monitoring.