List of the top 20 organizations with the largest IP allocations in Mauritania
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Mauritanian Telecommunication Company | 57,856 | 232 | 1 | 44 | |
| Chinguitel S.A | 29,952 | 232 | 1 | 49 | |
| MATTEL | 3,840 | 232 | 1 | 12 | |
| 4 | RIMATEL-SA | 3,072 | 0 | 1 | 12 |
| 5 | NETCOM sa | 256 | 0 | 1 | 1 |
| 6 | Computer Sales & Services (C.S.S-SA) | 256 | 0 | 1 | 1 |