AS265140 DUPONT & SCHWANKE LTDA

AS265140 - DUPONT & SCHWANKE LTDA · registered in Brazil

IPv4 addresses1,0243 prefixes · <0.001% of announced IPv4

Rank in Brazil#2,913largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#31,566of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryBrazil8,771 ASNs registered there

Open AS265140 in ASN lookup Look up an IP in this network (143.255.0.1) All networks in Brazil

IPv4 prefixes

All 3 prefixes, in address order.

143.255.0.0/23
143.255.2.0/24
143.255.3.0/24

IPv6 prefixes

All 1 prefix.

2804:2b34::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS265137#2910 AS265137 - CONECTIVA TELECOM TECNOLOGIA LTDA - ME1,024

AS265138#2911 AS265138 - ACESSO.COM PROVEDOR DE INTERNET1,024

AS265139#2912 AS265139 - OXENTE NET EMPREENDIMENTOS LTDA - EPP1,024

AS265142#2914 AS265142 - Paulo Sergio Alves da Silva de Malhada de Pedras1,024

AS265147#2915 AS265147 - UP Fibra1,024

AS265148#2916 AS265148 - Pontonet Computadores e Redes Ltda Epp1,024

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources