AS52837 Leucotron Tecnologia da Informacao Ltda.

AS52837 - Leucotron Tecnologia da Informacao Ltda. · registered in Brazil

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Brazil#7,785largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#68,220of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBrazil8,771 ASNs registered there

Open AS52837 in ASN lookup Look up an IP in this network (177.66.4.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

177.66.4.0/24

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS52649#7782 AS52649 - Tribunal de Justica do Estado do Rio Grande do Sul256

AS52716#7783 AS52716 - Viaband Telecomunicacao Ltda256

AS52831#7784 AS52831 - Explora Telecom256

AS52844#7786 AS52844 - Teracom Telematica SA.256

AS52857#7787 AS52857 - FEDERACAO DAS INDUSTRIAS DO ESTADO DO RIO DE256

AS52867#7788 AS52867 - TRIBUNAL REGIONAL DO TRABALHO 12 REGIAO256

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