IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 00:15 UTC.

Block size
Registry

Cisco OpenDNS LLC

US. Active in the transfer logs from 9 Dec 2025 to 7 Oct 2026 in this period.

131.1Kaddresses bought in 1 transfer
23.6Kaddresses sold in 5 transfers
+107.5Knet change in address space

6 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
7 Oct 2026 185.60.84.0 – 185.60.87.255 /22 1K Sold Cisco Systems, Inc. (US) RIPE Market transfer
10 Sep 2026 46.255.40.0 – 46.255.47.255 /21 2K Sold Cisco Systems, Inc. (US) RIPE Market transfer
5 Aug 2026 80.254.144.0 – 80.254.159.255 /20 4.1K Sold Cisco Systems, Inc. (US) RIPE Market transfer
29 Jun 2026 9.240.0.0 – 9.241.255.255 /15 131.1K Bought IBM (US) ARIN → RIPE Market transfer
12 Feb 2026 194.165.192.0 – 194.165.223.255 /19 8.2K Sold Cisco Systems, Inc. (US) RIPE Market transfer
9 Dec 2025 195.146.160.0 – 195.146.191.255 /19 8.2K Sold Cisco Systems, Inc. (US) RIPE Market transfer