IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 18:16 UTC.

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Microsoft Limited

US. Active in the transfer logs from 22 Jun 2011 to 29 Dec 2025 in this period. Published as Microsoft Corp; Microsoft Corporation; Microsoft Limited.

74Maddresses bought in 348 transfers
131.1Kaddresses sold in 1 transfer
+73.9Mnet change in address space

369 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
22 Jun 2011 131.253.21.0 – 131.253.21.255 /24 256 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.32.0 – 131.253.47.255 /20 4.1K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.22.0 – 131.253.23.255 /23 512 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.24.0 – 131.253.31.255 /21 2K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.12.0 – 131.253.15.255 /22 1K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.18.0 – 131.253.18.255 /24 256 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.16.0 – 131.253.17.255 /23 512 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.64.0 – 131.253.127.255 /18 16.4K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.128.0 – 131.253.255.255 /17 32.8K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.62.0 – 131.253.63.255 /23 512 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.61.0 – 131.253.61.255 /24 256 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 131.253.1.0 – 131.253.1.255 /24 256 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 137.135.0.0 – 137.135.255.255 /16 65.5K Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 198.200.130.0 – 198.200.130.255 /24 256 Bought Northern Telecom, Inc. (CA) ARIN Market transfer
22 Jun 2011 134.170.0.0 – 134.170.255.255 /16 65.5K Bought Northern Telecom Inc. (US) ARIN Market transfer
22 Jun 2011 199.30.16.0 – 199.30.31.255 /20 4.1K Bought MICOM Communications Corp. (US) ARIN Market transfer
22 Jun 2011 198.49.8.0 – 198.49.8.255 /24 256 Bought Micom Communications Corporation (US) ARIN Market transfer
22 Jun 2011 205.174.224.0 – 205.174.239.255 /20 4.1K Bought Bay Networks, Inc. (US) ARIN Market transfer
22 Jun 2011 204.152.140.0 – 204.152.141.255 /23 512 Bought Bay Networks, Inc. (US) ARIN Market transfer