AS28171 — S. O. do Brasil Telecomunicacoes LTDA ME

Network type: residential

AS28171 announces 5 IPv4 prefixes covering 21,504 addresses and 1 IPv6 prefixes.

About this network

The AS handle AS28171 is held by S. O. do Brasil Telecomunicacoes LTDA ME, operating under the brand Zamix.

What it's used for

• The address space carries residential and business access traffic, evidenced by reverse DNS entries pointing to zamix.com.br (e.g., 179-107-151-254.zamix.com.br).
• The AS announces 21,504 IPv4 addresses across 5 prefixes and 27 IPv6 prefixes, while maintaining 34 observed neighbours. This ratio of moderate address space to a significant number of peering partners indicates a regional access provider rather than a large-scale transit carrier.

Notable

• All available RDAP registrants for the announced prefixes match the AS holder, S. O. do Brasil Telecomunicacoes LTDA ME, with netnames such as 229588 and 171215.
• The operator is also known as SuperOnda, reflecting its historical identity or alternative branding in the Brazilian market.
• The inventory consists of five distinct IPv4 blocks, including two /19s and two /21s, alongside a substantial IPv6 allocation under the 2804:d84::/47 range.

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

Announced prefixes

• 177.84.64.0/21
• 177.137.240.0/21
• 179.107.128.0/19
• 189.84.160.0/19
• 191.160.20.0/22
• 2804:d84::/32

Upstream networks

• AS264409 Huge Solucoes Corporativas Ltda
• AS16735 ALGAR TELECOM S/A
• AS24482 SG.GS
• AS35280 F5 Networks SARL
• AS57463 NetIX Communications JSC

Downstream networks

• AS262977 ADSNET TELECOM LTDA
• AS263431 SULNET RC INTERNET PROVIDER INFORMATICA LTDA
• AS270538 MEGA CONNECT SERVICOS ESPECIAIS LTDA.
• AS263540 Unimed Volta Redonda de Coop. de Trabalho Medico
• AS53040 ALTA CONEXAO TELECOMUNICACOES LTDA
• AS61841 FUNDACAO EDUCACIONAL SEVERINO SOMBRA
• AS61622 VIA MS SOLUCOES DIGITAIS

Adjacent networks

• AS16735 ALGAR TELECOM S/A
• AS264409 Huge Solucoes Corporativas Ltda
• AS262977 ADSNET TELECOM LTDA
• AS270538 MEGA CONNECT SERVICOS ESPECIAIS LTDA.
• AS263431 SULNET RC INTERNET PROVIDER INFORMATICA LTDA
• AS24482 SG.GS
• AS35280 F5 Networks SARL
• AS263540 Unimed Volta Redonda de Coop. de Trabalho Medico
• AS57463 NetIX Communications JSC
• AS53040 ALTA CONEXAO TELECOMUNICACOES LTDA
• AS61841 FUNDACAO EDUCACIONAL SEVERINO SOMBRA
• AS61622 VIA MS SOLUCOES DIGITAIS

Internet exchanges

• IX.br (PTT.br) São Paulo — São Paulo, Brazil