IPv4 Blog

Keep up-to-date with the latest news from IPTrading

Thoughts on the Department of Defense address “Transfer”

Thoughts on the Department of Defense address “Transfer”

I have been giving consideration to the assignment of a huge number of IPv4 addresses (about 1 in every 25 that ...
IPTrading.com Brokers LACNIC’s First Inter-RIR Transfer

IPTrading.com Brokers LACNIC’s First Inter-RIR Transfer

LACNIC, Latin America’s registry of internet number resources, joined ARIN, APNIC and RIPE by allowing ...
ARIN Auctions

ARIN Auctions

Is an auction is an appropriate forum to buy or sell IPv4 addresses?  After all, there’s a handful of websites out ...
First Internet message anniversary

First Internet message anniversary

The article linked below caused me to reflect on my memorable first Internet experience. It is growing increasingly
Chicken Little and IPv4

Chicken Little and IPv4

The author of the article linked below, without mentioning NAT at all, comes to an important conclusion about IPv4 ...
Another carrier announcing CGN

Another carrier announcing CGN

A new wireless carrier in London, Relish,  has announced the deployment of a 4G LTE network. This network is ...
IPv4 Network Surprisingly Robust?

IPv4 Network Surprisingly Robust?

"But a surprising thing happened: because of workarounds that allow many devices to share one address, IPv4 is ...
More thoughts on the future of this market

More thoughts on the future of this market

We are often asked about the future of the IPv4 market and I will take some time now to discuss that. APNIC and ...
Ruminations on the failure of IPV6 transition

Ruminations on the failure of IPV6 transition

A dual-stack transition model was decided upon by the IETF as the appropriate one to use in the transition from ...
An enlightening exercise in demonstrating IPv6’s immaturity

An enlightening exercise in demonstrating IPv6’s immaturity

This article describes how enabling IPv6 in a dual stack environment led to a frustrating inability to send mail ...
New Mobile Networks continue to be deployed using IPv4

New Mobile Networks continue to be deployed using IPv4

This link describes the deployment of a new Sprint LTE mobile network as being done using Carrier Grade Nat with ...
NAT Considered…

NAT Considered…

We have been conditioned to consider NAT as the ugly duckling of the Internet Protocol world.  Created as a ...

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