IPv4 market trends

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

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cogent communications

No market transfers for this organisation match the filters. Show all time.

243 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
23 Sep 2025 199.100.0.0 – 199.100.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.46.0.0 – 154.46.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 204.137.128.0 – 204.137.191.255 /18 16.4K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 205.137.48.0 – 205.137.63.255 /20 4.1K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 130.117.0.0 – 130.117.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.43.0.0 – 154.43.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.11.0.0 – 149.11.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.4.0.0 – 154.4.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.63.0.0 – 154.63.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 192.91.187.0 – 192.91.187.255 /24 256 Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.24.0.0 – 154.24.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 148.254.0.0 – 148.254.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.87.0.0 – 149.87.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 205.254.192.0 – 205.254.223.255 /19 8.2K Bought alpha dot net, corp (US) ARIN Merger or acquisition
23 Sep 2025 154.6.0.0 – 154.6.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 209.44.64.0 – 209.44.95.255 /19 8.2K Bought NetRail, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 204.130.243.0 – 204.130.243.255 /24 256 Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 154.50.0.0 – 154.50.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.29.0.0 – 154.29.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 198.183.137.0 – 198.183.137.255 /24 256 Bought PSI (US) ARIN Merger or acquisition
23 Sep 2025 206.238.0.0 – 206.238.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 206.42.0.0 – 206.43.255.255 /15 131.1K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 149.34.0.0 – 149.34.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.29.0.0 – 149.29.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.21.0.0 – 154.21.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.49.0.0 – 154.49.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 206.0.0.0 – 206.1.255.255 /15 131.1K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.46.0.0 – 149.46.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 192.73.65.0 – 192.73.65.255 /24 256 Bought Performance Systems International Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.35.0.0 – 154.35.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.108.0.0 – 149.108.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.57.0.0 – 149.57.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 205.198.0.0 – 205.199.255.255 /15 131.1K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 205.164.128.0 – 205.164.255.255 /17 32.8K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 204.217.0.0 – 204.217.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 206.249.0.0 – 206.249.255.255 /16 65.5K Bought AGIS (US) ARIN Merger or acquisition
23 Sep 2025 154.23.0.0 – 154.23.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.53.0.0 – 154.53.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.66.0.0 – 149.66.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.53.0.0 – 149.53.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.31.0.0 – 154.31.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 198.183.138.0 – 198.183.138.255 /24 256 Bought PSI (US) ARIN Merger or acquisition
23 Sep 2025 198.242.0.0 – 198.242.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 207.60.0.0 – 207.60.255.255 /16 65.5K Bought The Internet Access Company (US) ARIN Merger or acquisition
23 Sep 2025 192.77.224.0 – 192.77.231.255 /21 2K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.52.0.0 – 149.52.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.40.0.0 – 149.40.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 149.107.0.0 – 149.107.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 206.4.0.0 – 206.7.255.255 /14 262.1K Bought PSINet, Inc. (US) ARIN Merger or acquisition
23 Sep 2025 154.42.0.0 – 154.42.255.255 /16 65.5K Bought PSINet, Inc. (US) ARIN Merger or acquisition