List of the top 20 organizations with the largest IP allocations in Russia
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| PJSC Rostelecom | 19,875,104 | 1.37 x 236 | 72 | 3,791 | |
| PJSC "Vimpelcom" | 5,281,898 | 1.04 x 234 | 29 | 3,423 | |
| JSC "ER-Telecom Holding" | 4,851,456 | 1.3 x 236 | 77 | 3,536 | |
| 4 | PJSC MegaFon | 3,365,377 | 1.18 x 233 | 25 | 1,563 |
| 5 | MTS PJSC | 2,887,680 | 1.34 x 237 | 69 | 1,237 |
| 6 | PJSC "TATTELECOM" | 1,251,840 | 0 | 1 | 259 |
| 7 | Joint Stock Company TransTeleCom | 1,222,152 | 1.01 x 237 | 22 | 1,014 |
| 8 | SkyNet Ltd. | 1,182,976 | 1.03 x 235 | 2 | 363 |
| 9 | 1,166,921 | 1.53 x 237 | 212 | 451 | |
| 10 | JSC "Ufanet" | 1,081,088 | 1.26 x 225 | 8 | 1,829 |
| 11 | Novotelecom Ltd | 850,178 | 232 | 1 | 71 |
| 12 | OOO "Network of data-centers "Selectel" | 671,270 | 1.06 x 232 | 3 | 1,178 |
| 13 | PJSC Moscow city telephone network | 474,624 | 233 | 4 | 53 |
| 14 | JSC RTComm.RU | 430,592 | 232 | 4 | 81 |
| 15 | E-Light-Telecom Ltd. | 420,608 | 0 | 1 | 22 |
| 16 | "Central Telegraph" Public Joint-stock Company | 393,216 | 0 | 1 | 9 |
| 17 | Limited Liability Company "TTK-Svyaz" | 362,560 | 1.22 x 233 | 1 | 388 |
| 18 | PJSC "Bashinformsvyaz" | 332,800 | 220 | 2 | 14 |
| 19 | Intersvyaz-2 JSC | 332,288 | 232 | 1 | 51 |
| 20 | Federal State Institution "Federal Scientific Research Institute for System Ana | 323,611 | 1.25 x 235 | 3 | 320 |