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@ipv4tradehub

connect

@ipv4tradehub·London, UK·Joined July 2026

IPv4, IPv6 & Networking Tutorials

About

I write about IPv4, IPv6, IP leasing, networking and internet infrastructure. Sharing tutorials and guides for developers and network engineers.

Available for

Technical writing, Networking guides

connect's blogs

IPv4 Trade Hubipv4tradehub.hashnode.dev33 posts

About

I write about IPv4, IPv6, IP leasing, networking and internet infrastructure. Sharing tutorials and guides for developers and network engineers.

Available for

Technical writing, Networking guides

connect's blogs

IPv4 Trade Hubipv4tradehub.hashnode.dev33 posts

Articles Comments

Recently published

Cconnectinipv4tradehub.hashnode.dev·22h ago · 2 min read

How Long Does an RIR Transfer Take? A Quick Guide by Registry

Transferring IPv4 addresses between organizations is straightforward, however the time frame relies upon the Regional Internet Registry (RIR) in question and the sort of transfer. The vast majority of

Cconnectinipv4tradehub.hashnode.dev·1d ago · 2 min read

What Is a /24 IP Block and Why Does Everyone Want One?

The range of 256 IPv4 addresses is represented as a /24. First 24 bits are the network identifier and 8 bits are used for the device identifier. So 203.0.113.0/24 means that 0 through 255 will be in u

Cconnectinipv4tradehub.hashnode.dev·1d ago · 2 min read

IPv4 Leasing vs Buying: Which Is Better for Your Business?

Years ago, everyone's allotted IPv4 addresses allotted, and most companies still require them for cloud servers, email, VPNs, and legacy systems. So it comes down to whether to purchase a block or lea

Cconnectinipv4tradehub.hashnode.dev·2d ago · 3 min read

How to Check If an IP Block Is Blacklisted Before You Use It

Buying or leasing a new IP block sounds simple. But if that block has a bad history, your emails may land in spam, your website may get blocked, and your hard work can go to waste. A quick IP blacklis

Cconnectinipv4tradehub.hashnode.dev·2d ago · 3 min read

Can You Sell Your Unused IP Addresses? Yes and Here's How

Many businesses are surprised to learn that unused IPv4 addresses are a valuable asset. If your company holds an IP block it no longer needs, you can sell it or lease it out and turn it into cash. *