AS61721 PETROLEO BRASILEIRO S.A. - PETROBRAS

AS61721 - PETROLEO BRASILEIRO S.A. - PETROBRAS · registered in Brazil

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Brazil#7,677largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#61,517of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryBrazil8,771 ASNs registered there

Open AS61721 in ASN lookup Look up an IP in this network (192.111.230.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

192.111.230.0/24

IPv6 prefixes

All 1 prefix.

2801:80:c30::/48

Other ASNs named PETROLEO BRASILEIRO S.A. - PETROBRAS

1 other network uses the same organisation name; together with AS61721 they announce 65,792 IPv4 addresses.

ASNNameIPv4 addresses

AS23074AS23074 - PETROLEO BRASILEIRO S.A. - PETROBRAS BR65,536

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS52997#7674 AS52997 - PARANA TRIBUNAL DE JUSTICA256

AS61571#7675 AS61571 - Metro Tecnologia256

AS61656#7676 AS61656 - AGENCIA NACIONAL DE TELECOMUNICACOES - ANATEL256

AS61742#7678 AS61742 - Versatil Solucao Empresarial Ltda ME256

AS61841#7679 AS61841 - FUNDACAO EDUCACIONAL SEVERINO SOMBRA256

AS61903#7680 AS61903 - MUNICIPIO DE NOVO HAMBURGO256

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