South Africa
IP address space, AS numbers and the largest networks registered in South Africa, based on the delegation records of the regional internet registries.
IPv4 addresses
27.2M
2,134 blocks
IPv6 allocations
552
AS numbers
866
Routed AS numbers
655
Largest networks in South Africa
By announced prefixes| AS | Name | IPv4 prefixes | IPv6 prefixes |
|---|---|---|---|
| AS20011 | Dimension Data Dimension Data | 1,102 | 3 |
| AS3741 | Dimension Data Dimension Data | 549 | 3 |
| AS37457 | Telkom SA Ltd. Telkom SA Ltd. | 462 | 10 |
| AS5713 | Telkom SA Ltd. Telkom SA Ltd. | 388 | 3 |
| AS2018 | Tertiary Education and Research Network of South Africa Tertiary Education and Research Network of South Africa | 375 | 15 |
| AS328608 | Africa on Cloud Africa on Cloud | 359 | 5 |
| AS327901 | Level 7 Wireless (Pty) Ltd Level 7 Wireless (Pty) Ltd | 235 | 0 |
| AS328471 | HERO TELECOMS (PTY) LTD HERO TELECOMS (PTY) LTD | 200 | 29 |
| AS37121 | Eskom Holdings SOC Ltd Eskom Holdings SOC Ltd | 221 | 0 |
| AS16637 | MTN SA MTN SA | 210 | 3 |
| AS11845 | Vox Telecom Ltd Vox Telecom Ltd | 187 | 1 |
| AS36994 | Vodacom Vodacom | 139 | 8 |
| AS327794 | Clear Access (Pty) Ltd Clear Access (Pty) Ltd | 141 | 0 |
| AS12091 | MTN SA MTN SA | 131 | 0 |
| AS29975 | Vodacom Vodacom | 127 | 0 |
| AS36968 | Electronic Communications Network (PTY) LTD Electronic Communications Network (PTY) LTD | 116 | 1 |
| AS3067 | Gijima Holdings (PTY) Limited Gijima Holdings (PTY) Limited | 108 | 1 |
| AS37239 | ICTGlobe Management (Pty) Ltd ICTGlobe Management (Pty) Ltd | 103 | 1 |
| AS328366 | FIRSTNET TECHNOLOGY SERVICES (PTY) LTD FIRSTNET TECHNOLOGY SERVICES (PTY) LTD | 86 | 4 |
| AS36916 | X-DSL Networking Solutions X-DSL Networking Solutions | 78 | 6 |
| AS10798 | The Standard Bank of South Africa (Proprietary) Limited The Standard Bank of South Africa (Proprietary) Limited | 83 | 0 |
| AS25818 | CMC NETWORK (PTY) LTD CMC NETWORK (PTY) LTD | 54 | 15 |
| AS328114 | Comsol Networks (PTY) Ltd Comsol Networks (PTY) Ltd | 64 | 1 |
| AS9129 | MTN SA MTN SA | 62 | 2 |
| AS327996 | Accelerit Technologies PTY LTD Accelerit Technologies PTY LTD | 62 | 1 |
| AS14115 | ABSA (Amalgamated Banks of South Africa) ABSA (Amalgamated Banks of South Africa) | 56 | 0 |
| AS327824 | Converged Telecoms Converged Telecoms | 38 | 17 |
| AS327979 | DIAMATRIX C.C DIAMATRIX C.C | 34 | 18 |
| AS8094 | North West University North West University | 50 | 1 |
| AS37315 | Cipherwave Cipherwave | 47 | 4 |
Delegations by registry: AFRINIC 2,658, RIPE 28. Updated 2026-10-04.