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IPv4 Hub

Articles & guides.

Practical guidance on leasing IPv4 address space, monetising blocks you already hold, registry policy across the five RIRs, and the routing and reputation detail that sits underneath both sides of the market.

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IPv4 Security Part 1: Prevention and Core Threats
IPv4 security is still a big worry for businesses that run infrastructure that is connected to the internet. Even though...
Jan 12, 2022
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Real-World IPv6 Performance Benchmarks Explained
Comprehending Real-World IPv6 Performance StandardsIPv6 use has gone from theory to real-world production settings. Clou...
Jan 10, 2022
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Why Manual Validation Is Essential for B2B IPv4 Leasing
Why B2B IPv4 Leasing Depends on Human ReviewB2B IPv4 leasing is fundamentally different from consumer-level IP allocatio...
Jan 7, 2022
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History of the Internet: From ARPANET to IPv6
How the Internet Evolved From ARPANET to Modern IPv6The internet did not appear overnight. It evolved over decades throu...
Jan 5, 2022
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Average IPv4 Sale Prices per Address in 2025
The IPv4 address market in 2025 shows that it is a mature and very picky place. IPv4 is still important for many network...
Jan 3, 2022
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Why Dual-Stack Networks Add Complexity to Infrastructure
Understanding Why Dual-Stack Environments Increase ComplexityDual-stack environments increase complexity for organizatio...
Dec 31, 2021
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Why IPv4 Reputation and Compliance Matter Together
Reputation and Compliance Go Hand in Hand in IPv4 ManagementReputation and compliance go hand in hand when organizations...
Dec 29, 2021
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Common IPv4 Block Sizes and Their Practical Uses
Understanding Common IPv4 Block Sizes and Their UsesCommon IPv4 block sizes and what they’re used for is an important ...
Dec 27, 2021
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Understanding the Global IPv4 Address Shortage
How IPv4 Address Exhaustion Changed the InternetThe IPv4 address shortage and exhaustion have become one of the most sig...
Dec 24, 2021