IPv4 market trends

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

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KBR

US. Active in the transfer logs from 15 Jun 2021 to 27 Dec 2023 in this period.

0addresses bought in 0 transfers
111.4Kaddresses sold in 14 transfers
−111.4Knet change in address space

14 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
27 Dec 2023 161.51.252.0 – 161.51.253.255 /23 512 Sold Legaco Networks B.V. ARIN → RIPE Market transfer
27 Dec 2023 161.51.192.0 – 161.51.223.255 /19 8.2K Sold Legaco Networks B.V. ARIN → RIPE Market transfer
27 Dec 2023 161.51.48.0 – 161.51.63.255 /20 4.1K Sold Legaco Networks B.V. ARIN → RIPE Market transfer
27 Dec 2023 161.51.224.0 – 161.51.239.255 /20 4.1K Sold Legaco Networks B.V. ARIN → RIPE Market transfer
27 Dec 2023 161.51.96.0 – 161.51.97.255 /23 512 Sold Legaco Networks B.V. ARIN → RIPE Market transfer
12 Sep 2023 161.51.248.0 – 161.51.251.255 /22 1K Sold Fort Bend Independent School District (US) ARIN Market transfer
18 Oct 2022 161.51.128.0 – 161.51.191.255 /18 16.4K Sold Fraunhofer-Gesellschaft zur Foerderung der angewan ARIN → RIPE Market transfer
7 Sep 2022 161.51.99.0 – 161.51.99.255 /24 256 Sold STI Group (US) ARIN Market transfer
29 Aug 2022 161.51.64.0 – 161.51.95.255 /19 8.2K Sold Eurofiber Nederland BV ARIN → RIPE Market transfer
24 May 2022 161.51.240.0 – 161.51.247.255 /21 2K Sold TeleData GmbH ARIN → RIPE Market transfer
23 May 2022 161.51.255.0 – 161.51.255.255 /24 256 Sold Kisters AG ARIN → RIPE Market transfer
9 May 2022 161.51.101.0 – 161.51.101.255 /24 256 Sold Laposta BV ARIN → RIPE Market transfer
2 Aug 2021 157.143.128.0 – 157.143.255.255 /17 32.8K Sold SEWAN SAS ARIN → RIPE Market transfer
15 Jun 2021 157.143.0.0 – 157.143.127.255 /17 32.8K Sold Iway AG ARIN → RIPE Market transfer