Registered ASNs
7
Announcing routes
3
4 without routes
IPv4 addresses announced
256,256
256,256 in total
Autonomous systems in Cuba
Ranks 1–7 of 7. Ordered by announced IPv4 address space, then IPv6 prefixes; AS numbers that announce no routes follow in numerical order. IPv4 addresses are those of the AS's own prefixes, overlaps counted once.
| # | AS | Name | IPv4 prefixes | IPv4 addresses | IPv6 prefixes |
|---|---|---|---|---|---|
| 1 | AS27725 | Empresa de Telecomunicaciones de Cuba, S.A. | 68 | 190,464 | 5 |
| 2 | AS10569 | Red CENIAInternet | 1 | 65,536 | 1 |
| 3 | AS11960 | EMPRESA DE TELECOMUNICACIONES DE CUBA S.A. (IXP CUBA) | 1 | 256 | 1 |
| 4 | AS15151 | Center for Genetic Engineering andBiotechnology | — | — | — |
| 5 | AS27834 | Infomed | — | — | — |
| 6 | AS27835 | Ministerio de Educacion Superior | — | — | — |
| 7 | AS264713 | Empresa de Telecomunicaciones de Cuba, S.A. | — | — | — |
AS names and routing data: RIPE NCC (asn.txt, RIS). A prefix counts when at least 10 RIS peers see it. Data as of Oct 19, 2026. Countries are those of the AS registrations.