Category: IPv4

#IPTransfer: Join Our Twitter Chat on the Implementation of the Inter-RIR Transfer Policy

#IPTransfer: Join Our Twitter Chat on the Implementation of the Inter-RIR Transfer Policy

 • Jennifer Bly

As the available regional pools of IPv4 addresses continue to deplete, interest in inter-RIR IP address transfers is on the rise. On 31 July, ARIN implemented …

Read more

IPv4, Not Enough Addresses

IPv4, Not Enough Addresses

 • Jennifer Bly

There are 4,294,967,296 IPv4 addresses. At first glance 4,294,967,296 seems like a large number. Could you imagine how long it would take to travel 4.3 billion …

Read more

The IANA IPv4 Free Pool has Depleted

The IANA IPv4 Free Pool has Depleted

 • Jason Byrne

The global free pool of IPv4 depleted on this day, 3 February 2011. This historic event was reported by the Internet Assigned Numbers Authority, which allocated …

Read more

Scraping the Bottom of the Barrel

Scraping the Bottom of the Barrel

 • Sean Hopkins

We’ve been yelling to the rafters for a couple of years now about how we’re running out of IPv4 address space. We hope you heard us and that …

Read more

IPv4: Hoarding and Black Markets and Fraud, Oh My!

IPv4: Hoarding and Black Markets and Fraud, Oh My!

 • Editor

Team ARIN has been talking a lot about IPv6, why you need it, how to get it, and how to deploy it â€" but what about IPv4? Ever wonder what ARIN is doing to protect this rapidly diminishing resource? As IPv4 runout approaches, we figure the likelihood of nefarious behavior will increase, so our community is taking action to use resources judiciously and limit abuses.

Read more


Sign up to receive the latest news about ARIN and the most pressing issues facing the Internet community.

SIGN ME UP →

Updates •  Data Accuracy •  Grant Program •  Outreach •  Internet Governance •  Public Policy •  Elections •  IPv6 •  Fellowship Program •  ARIN Bits •  Training •  Customer Feedback •  Caribbean •  IPv4 •  IRR •  RPKI •  Tips