AS61713 — AS61713 - Tangent Telecomunicacoes

AS61713 announces 2 IPv4 prefixes covering 2,048 addresses and 1 IPv6 prefixes.

About this network

AS61713 is held by Tangent Telecomunicacoes.

What it's used for

• The address space carries subscriber traffic, evidenced by reverse DNS entries pointing to tangent.com.br for both IPv4 blocks.
• The AS announces 2048 IPv4 addresses across 2 prefixes and 17 IPv6 prefixes, while maintaining only 3 observed neighbours. This high address-to-neighbour ratio indicates an access or eyeball network rather than a transit provider.
• As a Brazilian telecommunications operator, the traffic consists of residential or business subscriber internet access.

Notable

• The RDAP registrant for both announced IPv4 prefixes is Tangent Telecomunicacoes, which matches the AS holder.
• The inventory includes two distinct IPv4 /22 blocks and a large, contiguous IPv6 allocation under the 2804:1b2c::/36 range.

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

Announced prefixes

• 131.72.16.0/22
• 170.150.172.0/22
• 2804:1b2c::/32

Upstream networks

• AS23106 AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT
• AS61712 YUPNET TELECOMUNICACOES LTDA

Adjacent networks

• AS23106 AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT
• AS61712 YUPNET TELECOMUNICACOES LTDA

Routing security

• RPKI: 16 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 22 route objects.
• Listed in as-sets: AS-21574-CUSTOMERS, AS-267613, AS-53427-TGLOBAL, AS-7738-BGP-CUSTOMERS, AS-7738_CUSTOMERS, AS-AMERICANTOWER, AS-AMERICANTOWER-CLIENTS-OF-CLIENTS, AS-BRITIS, AS-CEMIGTELECOM-CLIENTS-OF-CLIENTS, AS-CTBC-CUSTOMERS22, AS-CTBC-CUSTOMERS77, AS-CTBC-TOOLS-7, AS-DURAND1-CUSTOMER, AS-E1-AUTOMATION-CUSTOMER, AS-EMBRATELNET, AS-HURRICANE, AS-HURRICANEV6, AS-HWNG-DOWNSTREAMS, AS-OPENX-CUSTOMERS, AS-SB-AUTOMATION-CUSTOMER, AS-SEMPRE-CUSTOMER-61712, AS-SEMPRE-CUSTOMER-61713, AS61568:AS-ALOO-TELECOM, AS61712:AS-YUPNET.