Cuba

IP address space, AS numbers and the largest networks registered in Cuba, based on the delegation records of the regional internet registries.

IPv4 addresses

257k

21 blocks

IPv6 allocations

AS numbers

Routed AS numbers

Largest networks in Cuba

By announced prefixes

AS	Name	IPv4 prefixes	IPv6 prefixes
AS27725	AS27725 Empresa de Telecomunicaciones de Cuba, S.A.	68	5
AS11960	AS11960 EMPRESA DE TELECOMUNICACIONES DE CUBA S.A. (IXP CUBA)	1	1

Delegations by registry: LACNIC 27. Updated 2026-10-03.