| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Cable & Wireless (Cayman Islands) Ltd. | 30,976 | 232 | 1 | 41 | |
| WestTel Ltd. | 25,600 | 0 | 1 | 7 | |
| TeleCayman | 9,472 | 0 | 1 | 3 | |
| 4 | Infinity Broadband Ltd | 7,936 | 232 | 1 | 11 |
| 5 | Digicel Cayman Limited | 3,328 | 228 | 1 | 10 |
| 6 | WestStar TV Ltd | 3,328 | 0 | 1 | 6 |
| 7 | SALT | 2,560 | 0 | 3 | 7 |