O2 Czech Republic, a.s.
CZ. Active in the transfer logs from 4 Nov 2015 to 19 Feb 2026 in this period.
402.4Kaddresses bought in 45 transfers
12.3Kaddresses sold in 2 transfers
+390.1Knet change in address space
90 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 |
|---|---|---|---|---|---|---|---|
| 19 Feb 2026 | 176.222.224.0 – 176.222.231.255 | /21 | 2K | Bought | CAH Building s.r.o. (CZ) | RIPE | Market transfer |
| 1 Apr 2025 | 88.81.64.0 – 88.81.95.255 | /19 | 8.2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 217.196.112.0 – 217.196.127.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 5.102.48.0 – 5.102.63.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 217.170.96.0 – 217.170.111.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 94.241.64.0 – 94.241.127.255 | /18 | 16.4K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 185.82.236.0 – 185.82.239.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.87.176.0 – 80.87.191.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 46.231.72.0 – 46.231.79.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 176.102.128.0 – 176.102.159.255 | /19 | 8.2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 213.250.192.0 – 213.250.255.255 | /18 | 16.4K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 185.108.60.0 – 185.108.63.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 93.92.48.0 – 93.92.55.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 193.107.252.0 – 193.107.255.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 46.183.56.0 – 46.183.63.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 185.157.240.0 – 185.157.243.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 193.42.128.0 – 193.42.131.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 31.10.56.0 – 31.10.63.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 92.61.80.0 – 92.61.95.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 213.155.32.0 – 213.155.63.255 | /19 | 8.2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 188.119.96.0 – 188.119.99.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 93.93.32.0 – 93.93.39.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 78.136.128.0 – 78.136.191.255 | /18 | 16.4K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 178.17.80.0 – 178.17.95.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 91.187.32.0 – 91.187.63.255 | /19 | 8.2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 77.95.192.0 – 77.95.199.255 | /21 | 2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.78.136.0 – 80.78.139.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 217.197.144.0 – 217.197.159.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.90.128.0 – 80.90.143.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 45.159.116.0 – 45.159.119.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 109.108.96.0 – 109.108.127.255 | /19 | 8.2K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.251.240.0 – 80.251.255.255 | /20 | 4.1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.79.0.0 – 80.79.3.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 185.78.12.0 – 185.78.15.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 213.19.0.0 – 213.19.127.255 | /17 | 32.8K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 1 Apr 2025 | 80.243.236.0 – 80.243.239.255 | /22 | 1K | Bought | Nordic Telecom Regional s.r.o. | RIPE | Market transfer |
| 20 Jun 2024 | 82.150.160.0 – 82.150.191.255 | /19 | 8.2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 95.82.128.0 – 95.82.191.255 | /18 | 16.4K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 80.78.144.0 – 80.78.159.255 | /20 | 4.1K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 94.74.192.0 – 94.74.255.255 | /18 | 16.4K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 86.63.192.0 – 86.63.223.255 | /19 | 8.2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 77.87.232.0 – 77.87.239.255 | /21 | 2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 78.108.152.0 – 78.108.159.255 | /21 | 2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 94.143.168.0 – 94.143.175.255 | /21 | 2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 109.239.64.0 – 109.239.79.255 | /20 | 4.1K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 109.72.0.0 – 109.72.15.255 | /20 | 4.1K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 213.180.32.0 – 213.180.63.255 | /19 | 8.2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 213.155.224.0 – 213.155.255.255 | /19 | 8.2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 109.105.32.0 – 109.105.63.255 | /19 | 8.2K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |
| 20 Jun 2024 | 217.195.160.0 – 217.195.175.255 | /20 | 4.1K | Bought | Nej.cz s.r.o. | RIPE | Merger or acquisition |