IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 13 Oct 2026, 00:16 UTC.

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AT&T Internet Services

US. Active in the transfer logs from 27 Dec 2017 to 10 Jan 2018 in this period.

0addresses bought in 0 transfers
1.6Maddresses sold in 68 transfers
−1.6Mnet change in address space

316 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
19 Jul 2018 216.60.0.0 – 216.63.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 207.115.0.0 – 207.115.63.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 207.193.0.0 – 207.193.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 209.30.0.0 – 209.30.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 208.188.0.0 – 208.191.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 209.184.0.0 – 209.184.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 207.212.0.0 – 207.215.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 209.76.0.0 – 209.79.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 209.232.0.0 – 209.233.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 207.104.0.0 – 207.105.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 192.207.105.0 – 192.207.105.255 /24 256 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 172.124.0.0 – 172.127.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 204.62.190.0 – 204.62.191.255 /23 512 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 198.187.141.0 – 198.187.141.255 /24 256 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 172.0.0.0 – 172.15.255.255 /12 1M Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 198.137.242.0 – 198.137.242.255 /24 256 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 204.60.0.0 – 204.60.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 206.13.0.0 – 206.13.127.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 198.187.142.0 – 198.187.142.255 /24 256 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 206.170.0.0 – 206.171.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 192.203.241.0 – 192.203.241.255 /24 256 Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.154.0.0 – 71.155.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.145.0.0 – 71.145.127.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.137.64.0 – 71.137.127.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.152.128.0 – 71.152.255.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.141.64.0 – 71.141.127.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.142.0.0 – 71.142.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.148.0.0 – 71.151.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.138.0.0 – 71.139.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.143.128.0 – 71.143.255.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.156.0.0 – 71.159.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.144.0.0 – 71.144.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.140.0.0 – 71.140.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 75.2.192.0 – 75.2.255.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.137.128.0 – 71.137.255.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.146.0.0 – 71.147.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 75.0.0.0 – 75.1.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.145.192.0 – 71.145.255.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.141.192.0 – 71.141.255.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.143.64.0 – 71.143.127.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.136.128.0 – 71.136.255.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.153.0.0 – 71.153.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 75.3.64.0 – 75.3.127.255 /18 16.4K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.128.0.0 – 71.129.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 70.252.0.0 – 70.255.255.255 /14 262.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 70.238.0.0 – 70.239.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 71.133.0.0 – 71.133.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 70.251.128.0 – 70.251.255.255 /17 32.8K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 70.241.0.0 – 70.241.255.255 /16 65.5K Sold AT&T Corp. (US) ARIN Merger or acquisition
19 Jul 2018 70.242.0.0 – 70.243.255.255 /15 131.1K Sold AT&T Corp. (US) ARIN Merger or acquisition