IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 12:16 UTC.

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IBM

US. Active in the transfer logs from 13 Sep 2017 to 21 Sep 2026 in this period.

0addresses bought in 0 transfers
6Maddresses sold in 90 transfers
−6Mnet change in address space

263 transfers

Every range this organisation was on either side of, newest first, including mergers and acquisitions. Addresses are the size of the range; a block is shown when the range is one CIDR prefix.

DateRangeBlockAddressesSideCounterpartyRegistriesKind
18 Apr 2018 208.85.144.0 – 208.85.151.255 /21 2K Bought Blue Box Group, Inc. (US) ARIN Merger or acquisition
18 Apr 2018 67.214.208.0 – 67.214.223.255 /20 4.1K Bought Blue Box Group, Inc. (US) ARIN Merger or acquisition
21 Nov 2017 208.76.128.0 – 208.76.135.255 /21 2K Bought Fiberlink Communications Corporation (US) ARIN Merger or acquisition
13 Sep 2017 9.9.9.0 – 9.9.9.255 /24 256 Sold Quad9 (US) ARIN Market transfer
19 Jun 2017 209.95.224.0 – 209.95.255.255 /19 8.2K Bought Sterling Commerce (America), Inc. (US) ARIN Merger or acquisition
19 Jun 2017 216.86.224.0 – 216.86.239.255 /20 4.1K Bought Sterling Commerce (America), Inc. (US) ARIN Merger or acquisition
22 Aug 2016 74.121.48.0 – 74.121.55.255 /21 2K Bought Silverpop Systems Inc. (US) ARIN Merger or acquisition
22 Aug 2016 208.95.132.0 – 208.95.135.255 /22 1K Bought Silverpop Systems Inc. (US) ARIN Merger or acquisition
22 Aug 2016 74.112.64.0 – 74.112.71.255 /21 2K Bought Silverpop Systems Inc. (US) ARIN Merger or acquisition
22 Aug 2016 208.85.48.0 – 208.85.55.255 /21 2K Bought Silverpop Systems Inc. (US) ARIN Merger or acquisition
22 Aug 2016 208.73.4.0 – 208.73.7.255 /22 1K Bought Silverpop Systems Inc. (US) ARIN Merger or acquisition
29 Apr 2016 155.51.0.0 – 155.51.255.255 /16 65.5K Bought Lotus Development Corporation (US) ARIN Merger or acquisition
29 Apr 2016 130.103.0.0 – 130.103.255.255 /16 65.5K Bought Lotus Development (US) ARIN Merger or acquisition