AS271389 PAULO CESAR OLIVEIRA DA SILVA 05852075698

AS271389 - PAULO CESAR OLIVEIRA DA SILVA 05852075698 · registered in Brazil

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

Rank in Brazil#5,500largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#34,320of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)8 prefixes

CountryBrazil8,771 ASNs registered there

Open AS271389 in ASN lookup Look up an IP in this network (181.189.4.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

181.189.4.0/22

IPv6 prefixes

All 8 prefixes.

2804:7abc::/35
2804:7abc:2000::/36
2804:7abc:3000::/38
2804:7abc:3400::/39
2804:7abc:3600::/39
2804:7abc:3800::/37
2804:7abc:4000::/34
2804:7abc:8000::/33

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS271385#5497 AS271385 - FIBRA CHEGOU COMUNICACOES EIRELI1,024

AS271387#5498 AS271387 - LMGB SERVICOS DE TELECOMUNICACOES E INTERNET LTDA1,024

AS271388#5499 AS271388 - WEB Provedor1,024

AS271390#5501 AS271390 - PERDOESNET LTDA1,024

AS271391#5502 AS271391 - LINK SPEED PROVEDOR DE INTERNET LTDA - ME1,024

AS271392#5503 AS271392 - Expressnet Telecom1,024

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