Sale of Amateur Radio AMPRnet TCP/IP Addresses Raised $108 million

Amateur Radio Digital Communications logoFrom Southgate Amateur Radio News:

The President of Amateur Radio Digital Communications (ARDC) has announced they received $108 million from Amazon for 4 million amateur radio TCP/IP addresses

Since its allocation to Amateur Radio in the mid-1980’s, Internet network 44 (, known as the AMPRNet™, has been used by amateur radio operators to conduct scientific research and to experiment with digital communications over radio with a goal of advancing the state of the art of Amateur Radio networking, and to educate amateur radio operators in these techniques.

Amateur Radio Digital Communications (ARDC) is a non-profit California corporation formed to further these goals.

In mid-2019 a block ( of approximately four million AMPRNet™ IP addresses, out of the 16 million available, was sold to Amazon by ARDC but it is only now that the sale price has been released. Amazon paid $27 for each IPv4 address. [Full story]