Trusted IPv4 blog for the latest news, trends, analysis and market dynamics. Our analytics gather and evaluate IPv4 transfer data from ARIN, RIPE and APNIC and share the research with the rest of the world. We also write about related topics in the network infrastructure industry.

Understand the role of IPv4 in internet traffic routing. Explore the challenges it faces and the need for the transition to IPv6.2024

What is IPv4? – Internet Protocol Version Four

Understand the role of IPv4 in internet traffic routing. Explore the challenges it faces and the need for the transition to IPv6.
ARIN Buying IPv4 Transfers March 2022

IPv4 Transfer Swing March 2022 – Are the Bulls Coming?

In March of 2022, the total ARIN transfer requests increased to 172, which demonstrates an increase in demand of over +27% as compared to the previous 10-month average.  This swing in transfer requests is timely, as many people were starting to wonder if prices were going to start to fall due to decreased interest and demand for IPv4 addresses globally.
ARIN IPv4 NONAUTH IRR Retirement

Avoid Network Outages – Updated ARIN IRR Records

Starting on April 4th 2022, the ARIN-NONAUTH (not-authenticated) data stream will no longer be available using Near Real Time Mirroring (NRTM), File Transfer Protocol (FTP) or Whois Port 43. The outdated email template entry method will also be deprecated. So what does it mean for organizations IPv4 address objects which ONLY use the ARIN-NONAUTH database?
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ARIN General Members vs. Service Members

ARIN Replaces "ISP" and "End Users" Classifications. Toward the beginning of the year in 2021, ARIN created 2 separate client participation class called “General Members” and  “Service Members”.  They moved away from the historic classification of "ISP" vs "End Users" in an effort to encourage more organizations to have the opportunity to become ARIN members and partake in ARIN policy making.
ARIN Buy IPv4 Transfers February 2022

IPv4 Price Crash Comparison – February 2022

As of February 2022, the IPv4 transfer market continues to show a stabilized trend as it relates to demand for IP transfers over the past 9 months.  The transfer requests increased from 132 in January to 137 in February, demonstrating an insignificant increase of +4%.  While the trend seems to be very consistent, there is still a -30% decrease of IPv4 transfer requests since the IPv4 crash in May of 2021.
What is the SpamAssassin Score?2024

What is the SpamAssassin Score?

SpamAssasin filters out spam emails, and safeguards your inbox from unwanted advertising and malicious phishing attempts.
ARIN IPv4 Transfers January 2022

The “New IPv4 Norm” – IPv4 Transfers January 2022

2022 begins with a market stabilization, albeit much lower than just 1 year ago.  ARIN’s IPv4 transfer requests for the month of January was 132 (as demonstrated by the dark blue bar graph below), which is still down -30% since the IPv4 crash in May of 2021.  More importantly, transfer requests are still down -20% compared to the average of the last 3 years. It looks like the IPv4 transfer market has established the "New IPv4 Norm" as it relates to the demand on a monthly basis.  So what does that mean for prices moving forward?
UpdateIPv4 Address Geolocation

How to Update IPv4 Address Geolocation

What is IPv4 Geolocation? IPv4 geolocation maps an IPv4 address to a specific geographic location based on the connected device. By geographically mapping the IP address, any user can determine the country, state, city, zip code, latitude/longitude, ISP, area code, and type of service it is being used for.
IPv4 Sales & Transfer in Q4

IPv4 Market Summary Q4 & 2021 Wrap-Up

Due to the volatility of the IPv4 transfer market in 2021, our team was eagerly waiting to see the results of the ARIN transfers from December to complete our analysis of the entire year. There could have been a few different predictions on where the IPv4 market would end up based on the limited market supply, COVID variants, ARDOF funds and the mysterious transfer of 175 million IP addresses by the U.S. Pentagon.
IPXO Rent or Lease IPv4 Addresses

IPXOs Partner for Leasing IPv4 Addresses

In a significant move that promises to reshape the landscape of IP address management, Brander Group has announced a strategic partnership with IPXO. This collaboration aims to address the growing demand for IPv4 addresses by providing innovative and efficient leasing solutions.