AS28605
Defferrari Informatica Ltda. ISP registered in Brazil
8IPv4 prefixes
2IPv6 prefixes
100%RPKI-valid
#1,897AS Rank
327/327RIS visibility
#1,448Rank in Brazil
2005-07-26Allocated
Defferrari Informatica Ltda. (AS28605) — ISP, registered in Brazil. announces 8 IPv4 prefixes + 2 IPv6 prefixes. Rank in Brazil: #1448. Allocated: 2005-07-26.
IPv4 8IPv6 2
Announced prefixes · 10
- v4 179.127.112.0/22 valid
- v4 201.20.144.0/20 valid
- v4 201.20.144.0/21 valid
- v4 201.20.144.0/22 valid
- v4 201.20.150.0/24 valid
- v4 201.20.152.0/21 valid
- v4 201.20.152.0/22 valid
- v4 201.20.156.0/22 valid
- v6 2804:3c0:8001::/48 valid
- v6 2804:3c0::/32 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 8 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 10 |
| 2026-06-13 | 10 |
Internet Exchanges · 1
- IX.br (PTT.br) Porto Alegre Porto Alegre/RS 40 Gbps
Facilities · 4
- PIX Defferrari - Novo Hamburgo Novo Hamburgo
- PIX Defferrari - Porto Alegre Porto Alegre
- PIX Nossa Telecom PAE Porto Alegre
- PIX Telium Porto Alegre Porto Alegre