AS266528 Master Telecomunicacoes LTDA ME

AS266528 - Master Telecomunicacoes LTDA ME · registered in Brazil

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Brazil#3,424largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#32,124of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS266528 in ASN lookup Look up an IP in this network (45.65.128.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

45.65.128.0/22

IPv6 prefixes

All 1 prefix.

2804:3d64::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS266524#3421 AS266524 - ONBAHIA TELECOM1,024

AS266526#3422 AS266526 - Jefferson Mantovani ltda me1,024

AS266527#3423 AS266527 - REDENET - EVS TELECOMUNICACOES LTDA1,024

AS266529#3425 AS266529 - ASPEEDNET TELECOM ME1,024

AS266533#3426 AS266533 - ICNT PROVEDOR DE INTERNET LTDA1,024

AS266534#3427 AS266534 - AZECOM INTERNET1,024

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