AS53100 — AS53100 - Criare Telecomunicacoes e Consultoria Ltda. - EPP

AS53100 announces 1 IPv4 prefixes covering 4,096 addresses and 1 IPv6 prefixes.

About this network

AS53100 is operated by Criare Telecomunicacoes e Consultoria Ltda. - EPP.

What it's used for

• The address space carries residential and business internet access, evidenced by reverse DNS entries pointing to criare-net.com.br.
• The AS announces 4096 IPv4 addresses within a single /20 prefix (187.103.128.0/20) and one IPv6 prefix (2804:c0::/32), while maintaining 26 observed neighbours.
• As a regional Network Service Provider (NSP) based in São Paulo, the traffic consists of subscriber eyeballs and local business connectivity.

Notable

• The RDAP registrant Criare Telecomunicações e Consultoria Ltda. - EPP matches the AS holder name exactly.
• The address inventory is compact, consisting of a single contiguous IPv4 block and a single IPv6 prefix.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 187.103.128.0/20
• 2804:c0::/32

Upstream networks

• AS22356 Durand do Brasil Ltda
• AS28663 FLYS INTERATIVA LTDA
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS37721 Virtual Technologies & Solutions
• AS35280 F5 Networks SARL

Adjacent networks

• AS22356 Durand do Brasil Ltda
• AS28663 FLYS INTERATIVA LTDA
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS37721 Virtual Technologies & Solutions
• AS35280 F5 Networks SARL

Routing security

• RPKI: 6 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 0% of announcements registered; 0 route objects.
• Listed in as-sets: AS-28124, AS-CN2, AS-CTBC-CUSTOMERS113, AS-CTBC-CUSTOMERS5, AS-DURAND1-CUSTOMER, AS-FLYS, AS-HURRICANEV6, AS-TWW, AS3491:AS-CUSTOMERS-NA.

Internet exchanges

• IX.br (PTT.br) São Paulo — São Paulo, Brazil