AS263478 DUFIBRANET TELECOM LTDA

AS263478 - DUFIBRANET TELECOM LTDA · registered in Brazil

IPv4 addresses5,6326 prefixes · <0.001% of announced IPv4

Rank in Brazil#558largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#12,797of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)27 prefixes

CountryBrazil8,771 ASNs registered there

Open AS263478 in ASN lookup Look up an IP in this network (45.226.232.1) All networks in Brazil

IPv4 prefixes

All 6 prefixes, in address order.

45.226.232.0/22
138.99.82.0/23
138.204.80.0/22
170.83.180.0/22
191.242.192.0/22
200.5.32.0/22

IPv6 prefixes

All 27 prefixes.

2804:1278::/44
2804:1278:10::/48
2804:1278:11::/48
2804:1278:12::/47
2804:1278:14::/46
2804:1278:18::/45
2804:1278:20::/43
2804:1278:40::/42
2804:1278:80::/41
2804:1278:100::/40
2804:1278:200::/39
2804:1278:400::/38
2804:1278:800::/37
2804:1278:1000::/36
2804:1278:2000::/35
2804:1278:4000::/44
2804:1278:4010::/44
2804:1278:4020::/43
2804:1278:4040::/42
2804:1278:4080::/41
2804:1278:4100::/40
2804:1278:4200::/39
2804:1278:4400::/38
2804:1278:4800::/37
2804:1278:5000::/36
2804:1278:6000::/35
2804:1278:8000::/33

Similar-sized networks in Brazil

ASNNameIPv4 addresses

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AS28165#556 AS28165 - Wireless Comm Services LTDA5,632

AS262354#557 AS262354 - GIGA MAIS FIBRA TELECOMUNICACOES S.A.5,632

AS263574#559 AS263574 - ETECC FIBRA OPTICA TELECOM LTDA5,632

AS262875#560 AS262875 - IP AMERICA TELECOM LTDA5,632

AS52532#561 AS52532 - Speednet Telecomunicacoes Ltda ME5,376

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