AS28573 — Claro NXT Telecomunicacoes Ltda

Network type: residential

AS28573 announces 270 IPv4 prefixes covering 9,963,776 addresses and 130 IPv6 prefixes.

About this network

Claro Brasil (Claro NXT Telecomunicacoes) — a large Brazilian mobile and cable operator, part of América Móvil.

What it's used for

• Mobile and fixed (cable/fibre) broadband for a large Brazilian subscriber base.

Notable

• One of Brazil's biggest "eyeball" networks, competing with Vivo and TIM.
• Part of América Móvil (the Carlos Slim group), which runs Claro across much of Latin America.

Interesting

• Claro Brasil absorbed the cable operator NET, giving it a big fixed-broadband footprint alongside its mobile network.

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

Announced prefixes

• 177.32.0.0/15
• 177.34.0.0/18
• 177.34.64.0/19
• 177.34.96.0/20
• 177.34.112.0/21
• 177.34.128.0/17
• 177.35.0.0/16
• 177.64.0.0/18
• 177.64.64.0/19
• 177.64.96.0/20
• 177.64.112.0/21
• 177.64.128.0/17
• 177.65.0.0/18
• 177.65.96.0/20
• 177.65.128.0/18
• 177.65.192.0/21
• 177.65.208.0/20
• 177.65.224.0/19
• 177.80.0.0/14
• 177.100.0.0/20
• 177.100.16.0/23
• 177.100.20.0/22
• 177.100.24.0/21
• 177.100.48.0/20
• 177.100.64.0/19
• 177.100.104.0/21
• 177.100.112.0/20
• 177.100.128.0/19
• 177.100.160.0/22
• 177.100.164.0/23
• 177.100.168.0/21
• 177.100.176.0/20
• 177.100.192.0/19
• 177.100.224.0/20
• 177.127.0.0/19
• 177.127.36.0/22
• 177.127.40.0/22
• 177.127.48.0/20
• 177.127.64.0/18
• 177.127.128.0/17
• 177.140.0.0/15
• 177.142.0.0/16
• 177.143.0.0/17
• 177.143.160.0/20
• 177.143.176.0/21
• 177.143.184.0/22
• 177.143.192.0/18
• 177.180.0.0/19
• 177.180.48.0/20
• 177.180.64.0/18
• 177.180.128.0/17
• 177.181.0.0/18
• 177.181.64.0/19
• 177.181.96.0/20
• 177.181.160.0/19
• 177.181.192.0/18
• 177.182.0.0/15
• 177.192.0.0/15
• 177.194.0.0/16
• 177.195.0.0/17
• 177.195.128.0/18
• 177.195.208.0/20
• 177.195.224.0/19
• 177.235.0.0/16
• 179.105.0.0/16
• 179.136.0.0/13
• 179.152.0.0/14
• 179.156.0.0/16
• 179.157.0.0/20
• 179.157.16.0/21
• 179.157.32.0/19
• 179.157.64.0/18
• 179.157.128.0/17
• 179.158.0.0/15
• 179.208.0.0/15
• 179.210.0.0/16
• 179.211.0.0/18
• 179.211.64.0/20
• 179.211.96.0/19
• 179.211.128.0/17
• 179.212.0.0/15
• 179.214.0.0/16
• 179.215.0.0/17
• 179.215.128.0/18
• 179.215.192.0/19
• 179.216.0.0/18
• 179.216.80.0/20
• 179.216.96.0/19
• 179.216.128.0/17
• 179.217.0.0/16
• 179.218.0.0/15
• 179.220.0.0/16
• 179.221.0.0/17
• 179.221.128.0/19
• 179.221.160.0/20
• 179.221.192.0/18
• 179.222.0.0/15
• 179.232.0.0/16
• 179.233.0.0/19
• 179.233.64.0/18

and 300 more.

Upstream networks

• AS4230 CLARO S.A.
• AS24482 SG.GS
• AS57463 NetIX Communications JSC
• AS35280 F5 Networks SARL
• AS37721 Virtual Technologies & Solutions

Downstream networks

• AS13335 Cloudflare, Inc.

Adjacent networks

• AS4230 CLARO S.A.
• AS13335 Cloudflare, Inc.
• AS24482 SG.GS
• AS57463 NetIX Communications JSC
• AS35280 F5 Networks SARL
• AS37721 Virtual Technologies & Solutions

Internet exchanges

• IX.br (PTT.br) São Paulo — São Paulo, Brazil
• IX.br (PTT.br) Fortaleza — Fortaleza, Brazil
• IX.br (PTT.br) Porto Alegre — Porto Alegre, Brazil
• IX.br (PTT.br) Brasília — Brasília, Brazil
• IX.br (PTT.br) Florianópolis — Florianópolis, Brazil
• IX.br (PTT.br) Belo Horizonte — Belo Horizonte, Brazil
• IX.br (PTT.br) Vitória — Vitória, Brazil
• IX.br (PTT.br) Goiânia — Goiânia, Brazil
• IX.br (PTT.br) Maringá — Maringá, Brazil
• IX.br (PTT.br) Manaus — Manaus, Brazil
• IX.br (PTT.br) Natal — Natal, Brazil
• IX.br (PTT.br) Campina Grande — Campina Grande, Brazil
• IX.br (PTT.br) Campinas — Campinas, Brazil
• IX.br (PTT.br) Londrina — Londrina, Brazil
• IX.br (PTT.br) Lajeado — Lajeado, Brazil
• IX.br (PTT.br) São José do Rio Preto — São José do Rio Preto, Brazil
• IX.br (PTT.br) Caxias do Sul — Caxias do Sul, Brazil