IPv4 market trends

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

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Contabo GmbH

US. Active in the transfer logs from 14 Apr 2014 to 26 Aug 2021 in this period. Published as Contabo GmbH; Contabo Inc..

229.1Kaddresses bought in 33 transfers
0addresses sold in 0 transfers
+229.1Knet change in address space

33 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
26 Aug 2021 209.145.48.0 – 209.145.63.255 /20 4.1K Bought RiverCity Internet Group, L.L.C. (US) ARIN Market transfer
28 Jul 2021 66.94.96.0 – 66.94.127.255 /19 8.2K Bought Awesome Net, Inc. (US) ARIN Market transfer
2 Jun 2021 209.126.70.0 – 209.126.70.255 /24 256 Bought River City Internet Group (Primary Networks) (US) ARIN Market transfer
2 Jun 2021 209.126.79.0 – 209.126.79.255 /24 256 Bought River City Internet Group (Primary Networks) (US) ARIN Market transfer
2 Jun 2021 209.126.77.0 – 209.126.77.255 /24 256 Bought River City Internet Group (Primary Networks) (US) ARIN Market transfer
7 May 2021 207.244.224.0 – 207.244.255.255 /19 8.2K Bought RiverCity Internet Group, L.L.C. (US) ARIN Market transfer
18 Mar 2021 209.126.80.0 – 209.126.87.255 /21 2K Bought River City Internet Group (Primary Networks) (US) ARIN Market transfer
16 Mar 2021 144.126.128.0 – 144.126.159.255 /19 8.2K Bought Loyola University Maryland (US) ARIN Market transfer
12 Mar 2021 194.163.128.0 – 194.163.191.255 /18 16.4K Bought PlusServer GmbH RIPE Market transfer
10 Feb 2021 109.205.176.0 – 109.205.183.255 /21 2K Bought Inline Internet Online Dienste GmbH RIPE Market transfer
10 Feb 2021 178.18.240.0 – 178.18.255.255 /20 4.1K Bought Inline Internet Online Dienste GmbH RIPE Market transfer
10 Feb 2021 75.119.128.0 – 75.119.159.255 /19 8.2K Bought BroadbandONE, LLC (US) ARIN → RIPE Market transfer
7 May 2020 161.97.184.0 – 161.97.187.255 /22 1K Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
7 May 2020 161.97.160.0 – 161.97.175.255 /20 4.1K Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
7 May 2020 161.97.188.0 – 161.97.189.255 /23 512 Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
7 May 2020 161.97.176.0 – 161.97.183.255 /21 2K Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
7 May 2020 161.97.128.0 – 161.97.159.255 /19 8.2K Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
7 May 2020 161.97.64.0 – 161.97.127.255 /18 16.4K Bought Boulder Valley School District (US) ARIN → RIPE Market transfer
14 Apr 2020 95.111.224.0 – 95.111.255.255 /19 8.2K Bought Intertelecom Ltd RIPE Market transfer
2 Mar 2020 209.126.0.0 – 209.126.15.255 /20 4.1K Bought River City Internet Group (Primary Networks) (US) ARIN Market transfer
20 Nov 2019 62.171.128.0 – 62.171.191.255 /18 16.4K Bought RM Education Ltd RIPE Market transfer
26 Jun 2019 144.91.64.0 – 144.91.127.255 /18 16.4K Bought Mills College (US) ARIN → RIPE Market transfer
17 Jun 2019 164.68.96.0 – 164.68.127.255 /19 8.2K Bought LAKE FOREST COLLEGE (US) ARIN → RIPE Market transfer
20 Nov 2018 167.86.96.0 – 167.86.127.255 /19 8.2K Bought Littleton Public Schools (US) ARIN → RIPE Market transfer
20 Nov 2018 167.86.68.0 – 167.86.71.255 /22 1K Bought Littleton Public Schools (US) ARIN → RIPE Market transfer
20 Nov 2018 167.86.80.0 – 167.86.95.255 /20 4.1K Bought Littleton Public Schools (US) ARIN → RIPE Market transfer
20 Nov 2018 167.86.72.0 – 167.86.79.255 /21 2K Bought Littleton Public Schools (US) ARIN → RIPE Market transfer
20 Nov 2018 167.86.66.0 – 167.86.67.255 /23 512 Bought Littleton Public Schools (US) ARIN → RIPE Market transfer
2 May 2018 207.180.192.0 – 207.180.255.255 /18 16.4K Bought CoreComm Internet Services Inc (US) ARIN → RIPE Market transfer
14 Sep 2017 173.249.0.0 – 173.249.63.255 /18 16.4K Bought LyonLabs, LLC (US) ARIN → RIPE Market transfer
20 Jun 2016 173.212.192.0 – 173.212.255.255 /18 16.4K Bought Backlog Capital, LLC (US) ARIN → RIPE Market transfer
25 Apr 2014 5.189.160.0 – 5.189.191.255 /19 8.2K Bought Petersburg Internet Network ltd. RIPE Market transfer
14 Apr 2014 5.189.128.0 – 5.189.159.255 /19 8.2K Bought Petersburg Internet Network ltd. RIPE Market transfer