AS266571 PROFIBER TELECOM LTDA

AS266571 - PROFIBER TELECOM LTDA · registered in Brazil

IPv4 addresses1,0242 prefixes · <0.001% of announced IPv4

Rank in Brazil#3,441largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#32,141of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)17 prefixes

CountryBrazil8,771 ASNs registered there

Open AS266571 in ASN lookup Look up an IP in this network (45.7.108.1) All networks in Brazil

IPv4 prefixes

All 2 prefixes, in address order.

45.7.108.0/23
45.7.110.0/23

IPv6 prefixes

All 17 prefixes.

2804:3e10::/35
2804:3e10:2000::/36
2804:3e10:3000::/41
2804:3e10:3080::/41
2804:3e10:3100::/40
2804:3e10:3200::/39
2804:3e10:3400::/38
2804:3e10:3800::/41
2804:3e10:3880::/41
2804:3e10:3900::/40
2804:3e10:3a00::/39
2804:3e10:3c00::/39
2804:3e10:3e00::/40
2804:3e10:3f00::/41
2804:3e10:3f80::/41
2804:3e10:4000::/34
2804:3e10:8000::/33

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS266560#3438 AS266560 - L.J. DE CARVALHO NET - ME1,024

AS266566#3439 AS266566 - Stamp Provedor de Internet & TV1,024

AS266569#3440 AS266569 - TEC NET PROVEDOR LTDA1,024

AS266572#3442 AS266572 - WORLDNET TELECOMUNICACOES1,024

AS266573#3443 AS266573 - UPLINK TELECOM1,024

AS266574#3444 AS266574 - GMT Multimidia Ltda1,024

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