IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 06:16 UTC.

Block size
Registry
Reset

RealNetworks, Inc.

US. Active in the transfer logs from 22 Oct 2019 to 9 Oct 2026 in this period. Published as REALNETWORKS LLC; RealNetworks, Inc..

0addresses bought in 0 transfers
8.4Kaddresses sold in 12 transfers
−8.4Knet change in address space

18 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
9 Oct 2026 207.188.16.0 – 207.188.16.255 /24 256 Sold Federal Home Loan Bank of Indianapolis (US) ARIN Market transfer
7 Oct 2026 207.188.2.0 – 207.188.3.255 /23 512 Sold Ooma, Inc. (US) ARIN Market transfer
29 Sep 2026 207.188.0.0 – 207.188.1.255 /23 512 Sold Great West Casualty Company (US) ARIN Market transfer
19 Mar 2024 74.122.200.0 – 74.122.203.255 /22 1K Sold Bitrise (US) ARIN Market transfer
17 Nov 2023 74.122.200.0 – 74.122.203.255 /22 1K Bought GAMEHOUSE INC (US) ARIN Merger or acquisition
2 Feb 2023 207.188.16.0 – 207.188.19.255 /22 1K Bought RealNetworks, Inc. (US) ARIN Merger or acquisition
2 Feb 2023 207.188.24.0 – 207.188.31.255 /21 2K Bought RealNetworks, Inc. (US) ARIN Merger or acquisition
2 Feb 2023 66.203.116.0 – 66.203.119.255 /22 1K Bought RealNetworks, Inc. (US) ARIN Merger or acquisition
2 Feb 2023 66.203.120.0 – 66.203.123.255 /22 1K Bought RealNetworks, Inc. (US) ARIN Merger or acquisition
2 Feb 2023 207.188.0.0 – 207.188.3.255 /22 1K Bought RealNetworks, Inc. (US) ARIN Merger or acquisition
23 Apr 2020 66.203.114.0 – 66.203.115.255 /23 512 Sold Tableau Software, LLC (US) ARIN Market transfer
16 Apr 2020 66.203.112.0 – 66.203.113.255 /23 512 Sold Maxihost LLC (US) ARIN Market transfer
5 Mar 2020 66.203.124.0 – 66.203.127.255 /22 1K Sold MEGA Limited ARIN → RIPE Market transfer
5 Feb 2020 207.188.20.0 – 207.188.23.255 /22 1K Sold Owensboro Municipal Utilities (US) ARIN Market transfer
18 Nov 2019 207.188.4.0 – 207.188.4.255 /24 256 Sold Memorial Hospital and Health Care Center (US) ARIN Market transfer
28 Oct 2019 207.188.5.0 – 207.188.5.255 /24 256 Sold WiseTech Global (US) Inc (US) ARIN Market transfer
28 Oct 2019 207.188.8.0 – 207.188.15.255 /21 2K Sold H5 Data Centers (US) ARIN Market transfer
22 Oct 2019 207.188.6.0 – 207.188.7.255 /23 512 Sold Maxihost LLC (US) ARIN Market transfer