Network Tools Hub
Professional network utilities for calculation, conversion, and analysis
13 tools • 5 categories
★ Featured Tools
Subnet Calculator
Calculate network information from CIDR notation
Comprehensive subnet calculator that provides network address, broadcast, host range, subnet masks, wildcard masks, and binary representations. Perfect for network planning and ACL configuration.
VLSM Calculator
Design efficient subnet allocations with Variable Length Subnet Masking
Optimizes IP address space by calculating VLSM allocations based on host requirements. Shows efficiency metrics and prevents wasted addresses.
IP Address Planner
Visual IP allocation planning with VLAN assignment
Visualize and plan IP address space allocation across your network. Assign VLANs, calculate efficiency metrics, and export allocation plans.
ACL Builder
Generate ACLs for Cisco, Fortinet, Palo Alto, and Arista
Build multi-vendor access control lists with syntax highlighting. Generate rules for Cisco, Fortinet, Palo Alto, and Arista devices.
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Subnet Calculator
Calculate network information from CIDR notation
VLSM Calculator
Design efficient subnet allocations with Variable Length Subnet Masking
IP Converter
Convert between decimal, binary, hex, and other IP formats
IPv6 Calculator
Work with IPv6 subnets, compression, and address formats
IP Address Planner
Visual IP allocation planning with VLAN assignment
BGP Analyzer
Analyze BGP AS paths and route policies
DNS Lookup
Query DNS records and resolve hostnames
ACL Builder
Generate ACLs for Cisco, Fortinet, Palo Alto, and Arista
MAC Lookup
Identify MAC address OUI and manufacturer information
CIDR Reference
Quick reference for CIDR notation and subnet masks
Port Reference
Find well-known ports and their associated services
Binary Converter
Convert between decimal, binary, hex, and octal
Bandwidth Calculator
Calculate file transfer times and convert bandwidth units
💡 Tips
Click on any tool to access its dedicated interface with advanced features.
🚀 Quick Access
Most-used tools like Subnet Calculator are also available as standalone pages.
📚 Learn More
Visit the documentation hub for guides on using each tool effectively.