IPv4 market trends

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

Block size
Registry

Klaviyo, Inc

US. Active in the transfer logs from 21 Oct 2025 to 30 Sep 2026 in this period.

4.6Kaddresses bought in 3 transfers
0addresses sold in 0 transfers
+4.6Knet change in address space

3 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
30 Sep 2026 207.53.250.0 – 207.53.250.255 /24 256 Bought R & S VENTURES, LLC (US) ARIN Market transfer
12 Jun 2026 207.186.206.0 – 207.186.206.255 /24 256 Bought CDK Global, LLC (US) ARIN Market transfer
21 Oct 2025 141.109.240.0 – 141.109.255.255 /20 4.1K Bought St. Francis Xavier University (CA) ARIN Market transfer