AS28130 — CERTTO TELECOMUNICACOES LTDA EPP.

Network type: residential

AS28130 announces 6 IPv4 prefixes covering 13,312 addresses and 2 IPv6 prefixes.

About this network

AS28130 is operated by Certto Telecomunicações.

What it's used for

• The address space carries residential user traffic, evidenced by reverse DNS records consistently using the users.certto.com.br suffix across all sampled prefixes.
• The AS announces 13,312 IPv4 addresses across 6 prefixes and maintains 34 observed neighbours, a ratio indicative of a regional access provider rather than a transit carrier.

Notable

• All available RDAP registrants match the AS holder, specifically listing CERTTO TELECOMUNICAÇÕES LTDA EPP. for the largest blocks.
• The inventory consists of six distinct IPv4 prefixes ranging from /20 to /22 sizes, alongside two /32 IPv6 prefixes, reflecting a standard regional ISP footprint.

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

Announced prefixes

• 138.99.248.0/22
• 143.208.40.0/22
• 170.150.164.0/22
• 186.227.96.0/20
• 186.251.144.0/21
• 187.19.96.0/20
• 2804:1cc::/32
• 2804:2b8::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS264409 Huge Solucoes Corporativas Ltda
• AS16735 ALGAR TELECOM S/A
• AS24482 SG.GS
• AS37721 Virtual Technologies & Solutions
• AS57463 NetIX Communications JSC

Downstream networks

• AS263002 ORSSATTO TELECOM TELECOMUNICACOES - EIRELI
• AS52594 VISALINK SERVICOS DE COMUNICACAO LTDA.
• AS271171 Mercodata Engenharia de Sistemas Ltda

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS16735 ALGAR TELECOM S/A
• AS264409 Huge Solucoes Corporativas Ltda
• AS263002 ORSSATTO TELECOM TELECOMUNICACOES - EIRELI
• AS24482 SG.GS
• AS37721 Virtual Technologies & Solutions
• AS57463 NetIX Communications JSC
• AS52594 VISALINK SERVICOS DE COMUNICACAO LTDA.
• AS271171 Mercodata Engenharia de Sistemas Ltda
• AS6939 Hurricane Electric LLC

Internet exchanges

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