AS267101 ACB Fibra

AS267101 - ACB Fibra · registered in Brazil

IPv4 addresses1,7923 prefixes · <0.001% of announced IPv4

Rank in Brazil#2,003largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#24,767of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)3 prefixes

CountryBrazil8,771 ASNs registered there

Open AS267101 in ASN lookup Look up an IP in this network (45.228.32.1) All networks in Brazil

IPv4 prefixes

All 3 prefixes, in address order.

45.228.32.0/22
181.192.112.0/23
181.192.115.0/24

IPv6 prefixes

All 3 prefixes.

2804:4828::/33
2804:4828:8000::/34
2804:4828:c000::/34

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS264571#2000 AS264571 - Netfar Informatica Ltda1,792

AS266178#2001 AS266178 - C2M SERVICOS DE INFORMATICA E TELECOMUNICACOES1,792

AS266337#2002 AS266337 - MARLON LIMA GOMES ME1,792

AS267442#2004 AS267442 - CRISTIANO HOLDEFER & CIA LTDA - ME1,792

AS268892#2005 AS268892 - DBS TELECOM EIRELI - ME1,792

AS269719#2006 AS269719 - GN TELECOM1,792

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