AS31497 — CMVM-PT-AS

AS31497 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle CMVM-PT-AS is held by Comissão do Mercado de Valores Mobiliários.

What it's used for

• The space carries internal corporate infrastructure for the Portuguese securities regulator, identified by the netname CMVM-PT-NET and registrant Comissao do Mercado de Valores Mobiliarios.
• The inventory consists of a single IPv4 prefix, 193.16.103.0/24, announcing 256 addresses with 0 IPv6 prefixes. With only 2 observed neighbours, the low address-to-neighbour ratio indicates a small, self-contained internal network rather than a transit or access provider.

Notable

• The RDAP registrant Comissao do Mercado de Valores Mobiliarios matches the AS holder exactly, confirming direct ownership of the address space.
• The address inventory is a single contiguous /24 block, typical of a dedicated corporate or government allocation for a specific site or department.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 193.16.103.0/24

Upstream networks

• AS3243 SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
• AS2860 NOS COMUNICACOES, S.A.

Adjacent networks

• AS3243 SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
• AS2860 NOS COMUNICACOES, S.A.