AS263554 PERSIO SGUBIN JR. & CIA. LTDA. - BLACK WINDOW INTE

AS263554 - PERSIO SGUBIN JR. & CIA. LTDA. - BLACK WINDOW INTE · registered in Brazil

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

Rank in Brazil#2,478largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#31,096of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS263554 in ASN lookup Look up an IP in this network (186.250.188.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

186.250.188.0/22

IPv6 prefixes

All 1 prefix.

2804:21f0::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS263525#2475 AS263525 - Dispor de Telecomunicacoes Ltda1,024

AS263545#2476 AS263545 - BETINI NET TELECOM LTDA1,024

AS263551#2477 AS263551 - HPNetwork LTDA. ME1,024

AS263561#2479 AS263561 - NICK NETWORK LTDA1,024

AS263591#2480 AS263591 - Stone Telecomunicacoes LTDA ME1,024

AS263598#2481 AS263598 - BRX TELECOMUNICACOES LTDA - EPP1,024

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