IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 06:16 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
28 Jul 2023 192.229.32.0 – 192.229.63.255 /19 8.2K Bought Verdix Corporation (US) ARIN Merger or acquisition
28 Jul 2023 192.41.205.0 – 192.41.205.255 /24 256 Bought Verdix Corporation (US) ARIN Merger or acquisition
28 Jul 2023 146.84.0.0 – 146.84.255.255 /16 65.5K Bought Tivoli Systems Incorporated (US) ARIN Merger or acquisition
28 Jul 2023 192.147.13.0 – 192.147.13.255 /24 256 Bought Advantis Internetworking and Multimedia Services (US) ARIN Merger or acquisition
27 Jul 2023 129.41.52.0 – 129.41.52.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.43.0 – 129.41.43.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.40.0 – 129.41.41.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.176.0 – 129.41.176.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.62.0 – 129.41.63.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.0.0 – 170.225.31.255 /19 8.2K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.94.0 – 129.41.94.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.45.0 – 129.41.45.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.168.0 – 129.41.171.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.90.0 – 129.41.90.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.232.0 – 170.225.233.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.224.160.0 – 170.224.191.255 /19 8.2K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.166.0 – 129.41.166.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.72.0 – 129.41.75.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.226.64.0 – 170.226.127.255 /18 16.4K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.208.0 – 129.41.209.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.224.0.0 – 170.224.127.255 /17 32.8K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.128.0 – 170.225.143.255 /20 4.1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.252.0 – 170.225.255.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.128.0 – 129.41.159.255 /19 8.2K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.48.0 – 129.41.51.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.216.0 – 129.41.216.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.80.0 – 129.41.83.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.226.58.0 – 170.226.59.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.226.128.0 – 170.226.255.255 /17 32.8K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.36.0 – 129.41.39.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.242.0 – 170.225.242.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.188.0 – 129.41.189.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.112.0 – 129.41.127.255 /20 4.1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 170.225.96.0 – 170.225.111.255 /20 4.1K Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.78.0 – 129.41.79.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.220.0 – 129.41.221.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.223.0 – 129.41.223.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
27 Jul 2023 129.41.192.0 – 129.41.207.255 /20 4.1K Sold Kyndryl (US) ARIN Merger or acquisition
19 Jul 2023 143.241.0.0 – 143.241.255.255 /16 65.5K Bought Metaphor Computer Systems (US) ARIN Merger or acquisition
17 Jul 2023 198.151.64.0 – 198.151.127.255 /18 16.4K Sold Aviation RE LLC ARIN → RIPE Market transfer
9 Jun 2023 207.231.128.0 – 207.231.159.255 /19 8.2K Bought Internet Security Systems (US) ARIN Merger or acquisition
9 Jun 2023 209.134.160.0 – 209.134.191.255 /19 8.2K Bought Internet Security Systems (US) ARIN Merger or acquisition
9 Jun 2023 206.253.224.0 – 206.253.255.255 /19 8.2K Bought Internet Security Systems (US) ARIN Merger or acquisition
31 May 2023 158.87.0.0 – 158.87.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.42.0.0 – 129.42.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.128.0 – 129.33.135.255 /21 2K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.144.0 – 129.33.159.255 /20 4.1K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 130.103.0.0 – 130.103.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 146.89.0.0 – 146.89.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.236.0 – 129.33.237.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition