AS267521 ULTRANET NETWORK

AS267521 - ULTRANET NETWORK · registered in Brazil

IPv4 addresses2,0484 prefixes · <0.001% of announced IPv4

Rank in Brazil#1,788largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#22,234of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)9 prefixes

CountryBrazil8,771 ASNs registered there

Open AS267521 in ASN lookup Look up an IP in this network (38.10.96.1) All networks in Brazil

IPv4 prefixes

All 4 prefixes, in address order.

38.10.96.0/23
38.10.98.0/24
38.10.99.0/24
201.182.48.0/22

IPv6 prefixes

All 9 prefixes.

2804:42b8::/34
2804:42b8:4000::/40
2804:42b8:4100::/40
2804:42b8:4200::/39
2804:42b8:4400::/38
2804:42b8:4800::/37
2804:42b8:5000::/36
2804:42b8:6000::/35
2804:42b8:8000::/33

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS267458#1785 AS267458 - ITMINDS CONSULTORIA EM TECNOLOGIA DA INFORMACAO2,048

AS267501#1786 AS267501 - Equatorial Telecomunicacoes LTDA2,048

AS267502#1787 AS267502 - VEM DIGITAL2,048

AS267540#1789 AS267540 - ITACELL TELECOM LTDA2,048

AS267544#1790 AS267544 - SIGNET INTERNET LTDA - EPP2,048

AS267552#1791 AS267552 - Turbonet Telecom Ltda ME2,048

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