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
31 May 2023 129.33.248.0 – 129.33.255.255 /21 2K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.35.0.0 – 129.35.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.140.0 – 129.33.143.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.238.0 – 129.33.238.255 /24 256 Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.232.0 – 129.33.235.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.0.0 – 129.33.127.255 /17 32.8K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.192.0 – 129.33.223.255 /19 8.2K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.244.0 – 129.33.247.255 /22 1K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.160.0 – 129.33.191.255 /19 8.2K Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.136.0 – 129.33.137.255 /23 512 Sold Kyndryl (US) ARIN Merger or acquisition
31 May 2023 129.33.224.0 – 129.33.231.255 /21 2K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 158.98.0.0 – 158.98.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 138.95.0.0 – 138.95.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 170.227.0.0 – 170.227.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 167.210.0.0 – 167.210.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 129.39.0.0 – 129.39.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 158.88.0.0 – 158.88.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
19 May 2023 158.86.0.0 – 158.86.255.255 /16 65.5K Sold Kyndryl (US) ARIN Merger or acquisition
30 Sep 2022 198.151.64.0 – 198.151.127.255 /18 16.4K Bought Integrated Systems Solutions Corporation (US) ARIN Merger or acquisition
30 Sep 2022 198.49.195.0 – 198.49.195.255 /24 256 Bought Integrated Systems Solutions Corporation (US) ARIN Merger or acquisition
30 Sep 2022 204.107.195.0 – 204.107.195.255 /24 256 Bought Integrated Systems Solutions Corporation (US) ARIN Merger or acquisition
30 Sep 2022 198.49.196.0 – 198.49.196.255 /24 256 Bought Integrated Systems Solutions Corporation (US) ARIN Merger or acquisition
30 Sep 2022 198.151.0.0 – 198.151.7.255 /21 2K Bought Integrated Systems Solutions Corporation (US) ARIN Merger or acquisition
30 Sep 2022 198.17.57.0 – 198.17.57.255 /24 256 Bought Integrated Systems Solutions Corp. (US) ARIN Merger or acquisition
7 May 2020 129.33.138.0 – 129.33.139.255 /23 512 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 199.255.32.0 – 199.255.35.255 /22 1K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.41.167.0 – 129.41.167.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.41.172.0 – 129.41.175.255 /22 1K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 170.225.228.0 – 170.225.228.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.33.240.0 – 129.33.240.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.33.243.0 – 129.33.243.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 170.225.227.0 – 170.225.227.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 192.156.219.0 – 192.156.219.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.33.239.0 – 129.33.239.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 74.121.132.0 – 74.121.135.255 /22 1K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.41.76.0 – 129.41.77.255 /23 512 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.41.222.0 – 129.41.222.255 /24 256 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 129.41.88.0 – 129.41.89.255 /23 512 Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 208.85.48.0 – 208.85.55.255 /21 2K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 208.73.4.0 – 208.73.7.255 /22 1K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 74.112.64.0 – 74.112.71.255 /21 2K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 208.95.132.0 – 208.95.135.255 /22 1K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
7 May 2020 74.121.48.0 – 74.121.55.255 /21 2K Sold Acoustic, L.P. (US) ARIN Merger or acquisition
14 Nov 2018 208.95.52.0 – 208.95.55.255 /22 1K Bought Clearleap, Inc. (US) ARIN Merger or acquisition
14 Nov 2018 162.221.100.0 – 162.221.103.255 /22 1K Bought Clearleap, Inc. (US) ARIN Merger or acquisition
11 Sep 2018 96.8.88.0 – 96.8.95.255 /21 2K Bought TWC Product and Technology, LLC (US) ARIN Merger or acquisition
20 Aug 2018 199.66.236.0 – 199.66.239.255 /22 1K Bought USTREAM.TV INC (US) ARIN Merger or acquisition
18 Apr 2018 199.91.168.0 – 199.91.171.255 /22 1K Bought Blue Box Group, Inc. (US) ARIN Merger or acquisition
18 Apr 2018 199.182.120.0 – 199.182.123.255 /22 1K Bought Blue Box Group, Inc. (US) ARIN Merger or acquisition
18 Apr 2018 173.247.96.0 – 173.247.127.255 /19 8.2K Bought Blue Box Group, Inc. (US) ARIN Merger or acquisition