All Tools

Networking Tools & Guides

calculate

IPv4 Calculator

The classic tool for calculating IPv4 network details, including network ID, broadcast, and host ranges.

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IPv6 Calculator

Handle the 128-bit address space of IPv6. Calculate ranges, compress/expand addresses, and more.

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CIDR Calculator

Subdivide a larger network block into multiple smaller, equal-sized subnets and view allocation tables.

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Wildcard Calculator

Calculate wildcard masks from subnet masks, essential for router and firewall ACL configuration.

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VLSM Calculator

Plan efficient network subdivisions with Variable Length Subnet Masking based on host requirements.

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Network IP Planner

Design hierarchical IP schemas for enterprise networks with multiple sites and varying requirements.

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Supernet Calculator

Perform route summarization by finding the optimal aggregated route from a list of IP networks.

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ACL Generator

Generate basic Access Control List (ACL) syntax for various router and firewall vendors.

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Ethernet Cabling Guide

Compare Cat5e, Cat6, and other standards. Calculate maximum cable lengths for 10Gbps and more.

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Fiber Optics Guide

Learn about Single-mode vs. Multi-mode fiber and calculate your link's power budget.

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Connectors & PoE Guide

View T568A/B diagrams and simulate Power over Ethernet (PoE) switch budgets.

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Wi-Fi Optimization Guide

Learn to optimize your Wi-Fi by choosing the best channels and simulating signal strength.

Address & MAC Tools

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MAC Address Converter

Convert MAC addresses between formats (EUI-48/64) and find the vendor (OUI).

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MAC Address Generator

Create random, valid MAC addresses for testing or virtualization purposes.

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IPv4 Format Converter

Translate IPv4 addresses into integer, hexadecimal, and binary formats instantly.

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IPv6 Address Converter

Expand or compress IPv6 addresses between their full and shortened forms.

Network Info & Diagnostics

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What's My IP?

Quickly find your public IP address and see your geolocation information.

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IP Address Lookup

Get detailed geolocation and network information for any public IP address.

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WHOIS Lookup

Find registration data for any domain name, including owner and registrar details.

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DNS Lookup Tool

Query any domain for A, AAAA, MX, TXT, and other critical DNS records.

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Ping Tool

Test host reachability and measure network latency (RTT) from our server.

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Port Info

Look up common TCP/UDP ports to identify the services associated with them.

Data & Developer Tools

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Base64 Converter

Encode text data into Base64 or decode it back to its original format.

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Hash Generator

Generate cryptographic hashes (SHA-256, SHA-512, etc.) from text input.

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Timestamp Converter

Convert Unix timestamps to human-readable dates and vice-versa.

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URL Encoder/Decoder

Convert strings to a URL-safe format and back again.

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Bandwidth Converter

Convert between different units of network speed, like Mbps to MB/s.

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Data Unit Converter

Translate between data storage units like MB, GB, MiB, and GiB.

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MTU/MSS Calculator

Calculate the optimal TCP MSS from a given MTU to avoid IP fragmentation.