IPv4 market trends

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

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Ceska Telekomunikacni Infrastruktura a.s

Active in the transfer logs from 25 Feb 2016 to 25 Feb 2016 in this period.

4.1Kaddresses bought in 1 transfer
163.8Kaddresses sold in 2 transfers
−159.7Knet change in address space

3 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
25 Feb 2016 80.74.32.0 – 80.74.47.255 /20 4.1K Bought O2 Czech Republic, a.s. RIPE Market transfer
25 Feb 2016 37.188.128.0 – 37.188.255.255 /17 32.8K Sold O2 Czech Republic, a.s. RIPE Market transfer
25 Feb 2016 85.160.0.0 – 85.161.255.255 /15 131.1K Sold O2 Czech Republic, a.s. RIPE Market transfer