List of the top 20 organizations with the largest IP allocations in Cayman Islands
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| WestTel Ltd. | 38,400 | 0 | 1 | 16 | |
| Cable & Wireless (Cayman Islands) Ltd. | 30,976 | 232 | 1 | 41 | |
| Infinity Broadband Ltd | 8,448 | 232 | 1 | 13 | |
| 4 | Digicel Cayman Limited | 3,328 | 228 | 1 | 10 |
| 5 | Butterfly Research | 1,536 | 0 | 1 | 6 |
| 6 | SALT | 1,536 | 0 | 3 | 6 |
| 7 | Zero Position | 768 | 0 | 1 | 3 |
| 8 | Twinstake Limited | 256 | 0 | 1 | 1 |