$ query “AS28220” --type=asn → 1 result(s)
AS28220 · ALARES-CABO-SERVICOS
Alares Cabo Servicos de Telecomunicacoes S.A.
AS28220 is owned by Alares Cabo Servicos de Telecomunicacoes S.A. and is a major transit provider, registered in Brazil since 2008. The system announces a solid 291 328 IPv4 addresses, including a /16, and supports IPv6. The bulk of its IP address space is in Australia, with additional presence in Brazil. This AS has recently updated its prefix announcements.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇧🇷 Brazil
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 09, 2008
- Last Changed
- March 04, 2026
- Last Seen
- April 28, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 140 / 45
- IPv6 Prefixes (raw / aggregated)
- 13 / 4
- IPv4 Addresses
- 291 328
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇦🇺 Australia (245 248 IPs), 🇧🇷 Brazil (8 944 IPs)
- Prefix Changed
- April 29, 2026
Reputation
- Reputation
- Good — 19 flagged IPs out of 291 328 total (0.01%)
- Open Proxies
- 4 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 9 upstreams providing transit
- Peers
- 111 networks exchanging traffic without transit
- Downstream Customers
- 56 downstreams buying transit
- Unclassified
- 18 unclassified BGP neighbors
- Degree
- 194 unique BGP neighbors
- Reach
- 282 networks in customer cone
Upstream Providers (9)
Prefix Lists
IPv4 Prefixes (140 total)
- 177.89.0.0/16 (65 536 addresses (/16 prefix))
- 189.124.128.0/17 (32 768 addresses (/17 prefix))
- 187.61.128.0/17 (32 768 addresses (/17 prefix))
- 179.190.128.0/17 (32 768 addresses (/17 prefix))
- 187.111.224.0/19 (8 192 addresses (/19 prefix))
- 187.73.192.0/19 (8 192 addresses (/19 prefix))
- 187.60.64.0/19 (8 192 addresses (/19 prefix))
- 186.236.192.0/19 (8 192 addresses (/19 prefix))
- 177.130.192.0/19 (8 192 addresses (/19 prefix))
- 187.87.112.0/20 (4 096 addresses (/20 prefix))
- 186.235.0.0/20 (4 096 addresses (/20 prefix))
- 200.233.80.0/20 (4 096 addresses (/20 prefix))
- 189.45.16.0/20 (4 096 addresses (/20 prefix))
- 187.109.176.0/20 (4 096 addresses (/20 prefix))
- 177.55.48.0/20 (4 096 addresses (/20 prefix))
- 187.108.96.0/20 (4 096 addresses (/20 prefix))
- 187.108.64.0/20 (4 096 addresses (/20 prefix))
- 177.137.192.0/20 (4 096 addresses (/20 prefix))
- 187.86.96.0/20 (4 096 addresses (/20 prefix))
- 179.96.240.0/20 (4 096 addresses (/20 prefix))
- 187.49.192.0/20 (4 096 addresses (/20 prefix))
- 186.192.16.0/20 (4 096 addresses (/20 prefix))
- 186.193.96.0/20 (4 096 addresses (/20 prefix))
- 179.96.192.0/21 (2 048 addresses (/21 prefix))
- 177.8.48.0/21 (2 048 addresses (/21 prefix))
- 191.241.40.0/21 (2 048 addresses (/21 prefix))
- 186.251.112.0/21 (2 048 addresses (/21 prefix))
- 187.18.208.0/21 (2 048 addresses (/21 prefix))
- 186.208.208.0/21 (2 048 addresses (/21 prefix))
- 187.110.208.0/21 (2 048 addresses (/21 prefix))
- 170.82.132.0/22 (1 024 addresses (/22 prefix))
- 45.165.20.0/22 (1 024 addresses (/22 prefix))
- 168.228.68.0/22 (1 024 addresses (/22 prefix))
- 45.4.64.0/22 (1 024 addresses (/22 prefix))
- 201.148.188.0/22 (1 024 addresses (/22 prefix))
- 168.227.108.0/22 (1 024 addresses (/22 prefix))
- 138.121.220.0/22 (1 024 addresses (/22 prefix))
- 138.122.236.0/22 (1 024 addresses (/22 prefix))
- 131.108.228.0/22 (1 024 addresses (/22 prefix))
- 168.121.148.0/22 (1 024 addresses (/22 prefix))
- 138.0.100.0/22 (1 024 addresses (/22 prefix))
- 191.6.80.0/22 (1 024 addresses (/22 prefix))
- 138.255.216.0/22 (1 024 addresses (/22 prefix))
- 170.82.92.0/22 (1 024 addresses (/22 prefix))
- 168.227.44.0/23 (512 addresses (/23 prefix))
IPv6 Prefixes (13 total)
- 2804:54::/32
- 2804:2140::/32
- 2804:880:1600::/39
- 2804:880:1001::/48