IPv4 Knowledgebase

This is our IPv4 knowledgebase, covering the basics of networking. It includes essential terms and concepts in IP addressing, subnetting, routing, NAT, CIDR, ARP, and DNS.

What Is IP2Location?
September 25, 2024September 23, 2025

IP2 Location specializes in geolocation technology, linking IP addresses to geographic data for marketing, security, and privacy applications.

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What is ARIN? North America’s Internet Registry
February 19, 2024October 22, 2025

ARIN manages IP addresses and ASNs across North America, promoting IPv6 adoption and providing essential services for internet stability.

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What is Réseaux IP Européens (RIPE NCC)?
February 15, 2024October 22, 2025

RIPE NCC is the original Regional Internet Registry, that assigns IP addresses for 76 countries in Europe, the Middle East, and Central Asia.

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OpenFlow: Software-Defined Networking Explained
November 24, 2023September 23, 2025

OpenFlow is the protocol that transformed networking by making traffic programmable, centralized, and easier to manage

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