AS267293 Castrum Servicos Especializados ltda

AS267293 - Castrum Servicos Especializados ltda · registered in Brazil

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

Rank in Brazil#3,683largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#32,414of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryBrazil8,771 ASNs registered there

Open AS267293 in ASN lookup Look up an IP in this network (45.233.44.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

45.233.44.0/22

IPv6 prefixes

All 1 prefix.

2804:4b40::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS267289#3680 AS267289 - SCON FIBRAS1,024

AS267290#3681 AS267290 - Mais Link1,024

AS267291#3682 AS267291 - satynet telecom ltda -me1,024

AS267294#3684 AS267294 - geracao real banda larga eireli1,024

AS267295#3685 AS267295 - PROVEDOR MIRASSOL LTDA - ME1,024

AS267296#3686 AS267296 - Lopez Santos Sat Nit Telecomunicacoes LTDA1,024

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