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.
| Date | Range | Block | Addresses | Side | Counterparty | Registries | Kind |
|---|---|---|---|---|---|---|---|
| 22 Feb 2017 | 20.184.0.0 – 20.191.255.255 | /13 | 524.3K | Bought | Computer Sciences Corporation (US) | ARIN | Market transfer |
| 21 Jun 2016 | 204.13.120.0 – 204.13.127.255 | /21 | 2K | Bought | PhoneFactor, Inc. (US) | ARIN | Merger or acquisition |
| 21 Jun 2016 | 204.152.18.0 – 204.152.19.255 | /23 | 512 | Bought | Yammer, Inc. (US) | ARIN | Merger or acquisition |
| 24 Nov 2015 | 52.125.0.0 – 52.125.255.255 | /16 | 65.5K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.96.0.0 – 52.111.255.255 | /12 | 1M | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.112.0.0 – 52.115.255.255 | /14 | 262.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.224.0.0 – 52.255.255.255 | /11 | 2.1M | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.152.0.0 – 52.159.255.255 | /13 | 524.3K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.120.0.0 – 52.123.255.255 | /14 | 262.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 150.171.0.0 – 150.171.255.255 | /16 | 65.5K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 138.196.0.0 – 138.196.255.255 | /16 | 65.5K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.145.0.0 – 52.145.255.255 | /16 | 65.5K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.148.0.0 – 52.151.255.255 | /14 | 262.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.136.0.0 – 52.143.255.255 | /13 | 524.3K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.130.0.0 – 52.131.255.255 | /15 | 131.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 146.147.0.0 – 146.147.255.255 | /16 | 65.5K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.146.0.0 – 52.147.255.255 | /15 | 131.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.126.0.0 – 52.127.255.255 | /15 | 131.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.132.0.0 – 52.135.255.255 | /14 | 262.1K | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 24 Nov 2015 | 52.160.0.0 – 52.191.255.255 | /11 | 2.1M | Bought | E.I. du Pont de Nemours and Co., Inc. (US) | ARIN | Market transfer |
| 18 Nov 2015 | 204.231.196.0 – 204.231.196.255 | /24 | 256 | Sold | MITE Corporation (US) | ARIN | Merger or acquisition |
| 28 Oct 2015 | 204.79.180.0 – 204.79.180.255 | /24 | 256 | Sold | Drake Holdings LLC (US) | ARIN | Merger or acquisition |
| 27 May 2015 | 40.72.0.0 – 40.73.255.255 | /15 | 131.1K | Sold | Microsoft Operations Pte. Ltd. (SG) | ARIN | Merger or acquisition |
| 27 May 2015 | 40.126.64.0 – 40.126.127.255 | /18 | 16.4K | Sold | Microsoft Operations Pte. Ltd. (SG) | ARIN | Merger or acquisition |
| 27 May 2015 | 40.125.128.0 – 40.125.255.255 | /17 | 32.8K | Sold | Microsoft Operations Pte. Ltd. (SG) | ARIN | Merger or acquisition |
| 21 May 2015 | 64.4.0.0 – 64.4.63.255 | /18 | 16.4K | Bought | MS Hotmail (US) | ARIN | Merger or acquisition |
| 26 Mar 2015 | 13.96.0.0 – 13.103.255.255 | /13 | 524.3K | Bought | Xerox Corporation (US) | ARIN | Market transfer |
| 26 Mar 2015 | 13.64.0.0 – 13.95.255.255 | /11 | 2.1M | Bought | Xerox Corporation (US) | ARIN | Market transfer |
| 26 Mar 2015 | 13.104.0.0 – 13.107.255.255 | /14 | 262.1K | Bought | Xerox Corporation (US) | ARIN | Market transfer |
| 23 Feb 2015 | 40.64.0.0 – 40.127.255.255 | /10 | 4.2M | Bought | Eli Lilly and Company (US) | ARIN | Market transfer |
| 19 Nov 2014 | 129.75.0.0 – 129.75.255.255 | /16 | 65.5K | Bought | Concurrent Computer Corporation (US) | ARIN | Market transfer |
| 2 Aug 2011 | 192.32.0.0 – 192.32.255.255 | /16 | 65.5K | Bought | Wellfleet Communications, Inc. (US) | ARIN | Market transfer |
| 2 Aug 2011 | 198.206.164.0 – 198.206.164.255 | /24 | 256 | Bought | SynOptics Communications, Inc (US) | ARIN | Market transfer |
| 2 Aug 2011 | 192.84.159.0 – 192.84.159.255 | /24 | 256 | Bought | Periphonics Corporation (US) | ARIN | Market transfer |
| 2 Aug 2011 | 192.48.225.0 – 192.48.225.255 | /24 | 256 | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 2 Aug 2011 | 137.116.0.0 – 137.116.255.255 | /16 | 65.5K | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 2 Aug 2011 | 137.117.0.0 – 137.117.255.255 | /16 | 65.5K | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 2 Aug 2011 | 134.177.0.0 – 134.177.255.255 | /16 | 65.5K | Bought | Bay Networks, Inc. (US) | ARIN | Market transfer |
| 22 Jun 2011 | 132.245.0.0 – 132.245.255.255 | /16 | 65.5K | Bought | Xylogics, Inc. (US) | ARIN | Market transfer |
| 22 Jun 2011 | 199.74.210.0 – 199.74.210.255 | /24 | 256 | Bought | SynOptics Communications, Inc (US) | ARIN | Market transfer |
| 22 Jun 2011 | 199.242.32.0 – 199.242.47.255 | /20 | 4.1K | Bought | SynOptics Communications, Inc (US) | ARIN | Market transfer |
| 22 Jun 2011 | 199.242.48.0 – 199.242.55.255 | /21 | 2K | Bought | SynOptics Communications, Inc (US) | ARIN | Market transfer |
| 22 Jun 2011 | 141.251.0.0 – 141.251.255.255 | /16 | 65.5K | Bought | SynOptics Communications, Inc (US) | ARIN | Market transfer |
| 22 Jun 2011 | 192.84.160.0 – 192.84.160.255 | /24 | 256 | Bought | Periphonics Corporation (US) | ARIN | Market transfer |
| 22 Jun 2011 | 192.84.161.0 – 192.84.161.255 | /24 | 256 | Bought | Periphonics Corporation (US) | ARIN | Market transfer |
| 22 Jun 2011 | 138.91.0.0 – 138.91.255.255 | /16 | 65.5K | Bought | Northern Telecom Electronics, RB (US) | ARIN | Market transfer |
| 22 Jun 2011 | 131.253.8.0 – 131.253.8.255 | /24 | 256 | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 22 Jun 2011 | 131.253.5.0 – 131.253.5.255 | /24 | 256 | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 22 Jun 2011 | 131.253.6.0 – 131.253.6.255 | /24 | 256 | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |
| 22 Jun 2011 | 131.253.3.0 – 131.253.3.255 | /24 | 256 | Bought | Northern Telecom, Inc. (CA) | ARIN | Market transfer |