AS27720 ASPA Check - CITTA TELECOM LTDA

Published

AS27720 - CITTA TELECOM LTDA🇧🇷 - ASPA check for AS27720: the upstream transit providers AS27720 has authorized in its RPKI Autonomous System Provider Authorization (ASPA) object, and the networks that list AS27720 as their provider. Routers that validate ASPA use these records to detect route leaks in BGP paths.

ASPA Status
Published
Upstream Providers
5
Downstream Customers
0

How to read this ASPA check

The 5 providers below are the only networks allowed to appear directly above AS27720 in an AS-path. If AS27720 uses a transit provider that is missing from this list, routers that enforce ASPA treat its routes through that provider as invalid, so the list should include every current and backup transit provider. Peers do not belong in it.

Step-by-step ASPA check guide - including how to validate an AS-path hop by hop.

Peering Topology

AS27720 peering topology: 5 upstream providers and 0 downstream customersUpstreams: AS2914, AS26615, AS28663, AS52863, AS262444. No downstreams.AS27720 - AS27720 - CITTA TELECOM LTDAAS27720AS27720 - CITTA TELEC…AS2914NTT-DATA-2914 - NTT A…AS2914 - NTT-DATA-2914 - NTT America, Inc.AS26615AS26615 - TIM S/AAS26615 - AS26615 - TIM S/AAS28663AS28663 - FLYS INTERA…AS28663 - AS28663 - FLYS INTERATIVA LTDAAS52863AS52863 - UPX TECNOLO…AS52863 - AS52863 - UPX TECNOLOGIA LTDAAS262444AS262444 - XTURBO PRO…AS262444 - AS262444 - XTURBO PROVEDOR DE INTERNET LTDAUPSTREAMSDOWNSTREAMS

Upstream Providers(5)

AS27720 authorizes these ASNs as upstream transit providers.

ASNName
AS2914🇺🇸NTT-DATA-2914 - NTT America, Inc.
AS26615🇧🇷AS26615 - TIM S/A
AS28663🇧🇷AS28663 - FLYS INTERATIVA LTDA
AS52863🇧🇷AS52863 - UPX TECNOLOGIA LTDA
AS262444🇧🇷AS262444 - XTURBO PROVEDOR DE INTERNET LTDA

ASPA object expires: 2026-10-27

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