List of the top 20 organizations with the largest IP allocations in Brunei
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Unified National Networks | 152,320 | 0 | 4 | 231 | |
| Brunei Shell Petroleum Company Sdn Bhd | 66,304 | 0 | 1 | 4 | |
| iZus Co., Ltd | 6,400 | 1.91 x 223 | 1 | 270 | |
| 4 | BRUHAAS | 512 | 216 | 1 | 3 |