List of the top 20 organizations with the largest IP allocations in Hungary
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Vodafone Hungary Ltd. | 1,690,368 | 1.06 x 237 | 1 | 66 | |
| Magyar Telekom plc. | 1,467,904 | 1.06 x 236 | 3 | 119 | |
| DIGI Tavkozlesi es Szolgaltato Kft. | 632,832 | 235 | 1 | 115 | |
| 4 | KIFU (Governmental Info Tech Development Agency) | 395,776 | 232 | 1 | 11 |
| 5 | Yettel Hungary Ltd. | 376,832 | 232 | 1 | 9 |
| 6 | 356,608 | 1.13 x 236 | 7 | 200 | |
| 7 | Deninet KFT | 99,584 | 232 | 1 | 53 |
| 8 | Tarr Kft. | 99,072 | 232 | 1 | 25 |
| 9 | National Infocommunications Service Company Limited by Shares | 98,304 | 0 | 2 | 2 |
| 10 | Dravanet Co Ltd. | 73,728 | 1.13 x 235 | 1 | 24 |
| 11 | PR-TELECOM ZRt. | 70,656 | 1.13 x 235 | 1 | 14 |
| 12 | "ANTENNA HUNGARIA" Magyar Musorszoro es Radiohirkozlesi Zartkoruen Mukodo Reszv | 69,376 | 232 | 2 | 21 |
| 13 | ELTENET | 65,792 | 0 | 1 | 2 |
| 14 | University of Szeged | 65,536 | 0 | 1 | 1 |
| 15 | MTA Wigner Fizikai Kutatokozpont | 65,536 | 0 | 1 | 1 |
| 16 | Ministry of Local Government and Regional Development | 65,536 | 0 | 1 | 1 |
| 17 | MOL Nyrt. | 65,536 | 0 | 1 | 1 |
| 18 | CETIN Hungary Zrt. | 53,248 | 235 | 1 | 4 |
| 19 | ViDaNet Cabletelevision Provider Ltd. | 43,008 | 232 | 1 | 9 |
| 20 | OPC Networks Kft. | 41,984 | 235 | 1 | 4 |