São Tomé & Príncipe

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

IPv4 addresses

12.3k

5 blocks

IPv6 allocations

AS numbers

Routed AS numbers

Largest networks in São Tomé & Príncipe

By announced prefixes

AS	Name	IPv4 prefixes	IPv6 prefixes
AS328191	Companhia Santomense de Telecomunicacoes Companhia Santomense de Telecomunicacoes	29	1
AS327725	UNITEL STP SARL UNITEL STP SARL	5	0

Delegations by registry: AFRINIC 6. Updated 2026-10-03.