IPv4 market trends

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

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Internet Security Systems SRL

Active in the transfer logs from 21 Aug 2023 to 21 Aug 2023 in this period.

0addresses bought in 0 transfers
512addresses sold in 1 transfer
−512net change in address space

4 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
21 Aug 2023 195.245.82.0 – 195.245.83.255 /23 512 Sold Internet Resources Management SRL RIPE Market transfer
9 Jun 2023 209.134.160.0 – 209.134.191.255 /19 8.2K Sold IBM (US) ARIN Merger or acquisition
9 Jun 2023 206.253.224.0 – 206.253.255.255 /19 8.2K Sold IBM (US) ARIN Merger or acquisition
9 Jun 2023 207.231.128.0 – 207.231.159.255 /19 8.2K Sold IBM (US) ARIN Merger or acquisition