$ query “AS28220” --type=asn → 1 result(s)

AS28220 · ALARES-CABO-SERVICOS

Alares Cabo Servicos de Telecomunicacoes S.A.

AS28220 belongs to Alares Cabo Servicos de Telecomunicacoes S.A. and is a major transit provider, registered in Brazil since 2008. The system announces a solid 309 248 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to Brazil. Prefix announcements for this AS were recently updated.

  • 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
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
223 / 60
IPv6 Prefixes (raw / aggregated)
60 / 3
IPv4 Addresses
309 248
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇧🇷 Brazil (309 248 IPs)
Prefix Changed
October 21, 2026

Reputation

Reputation
Good — 5 flagged IPs out of 309 248 total (0.00%)
Open Proxies
4 known open proxies in this network

Connectivity Summary

Upstream Providers
9 upstreams providing transit
Peers
30 networks exchanging traffic without transit
Downstream Customers
63 downstreams buying transit
Unclassified
7 unclassified BGP neighbors
Degree
109 unique BGP neighbors
Reach
135 networks in customer cone

Upstream Providers (9)

Prefix Lists

IPv4 Prefixes (223 total)

  • 177.89.0.0/16 (65 536 addresses (/16 prefix))
  • 179.190.128.0/17 (32 768 addresses (/17 prefix))
  • 187.61.128.0/17 (32 768 addresses (/17 prefix))
  • 189.124.128.0/17 (32 768 addresses (/17 prefix))
  • 177.130.192.0/19 (8 192 addresses (/19 prefix))
  • 186.236.192.0/19 (8 192 addresses (/19 prefix))
  • 187.60.64.0/19 (8 192 addresses (/19 prefix))
  • 187.111.224.0/19 (8 192 addresses (/19 prefix))
  • 177.55.48.0/20 (4 096 addresses (/20 prefix))
  • 177.137.192.0/20 (4 096 addresses (/20 prefix))
  • 179.96.240.0/20 (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))
  • 186.235.0.0/20 (4 096 addresses (/20 prefix))
  • 187.18.224.0/20 (4 096 addresses (/20 prefix))
  • 187.49.192.0/20 (4 096 addresses (/20 prefix))
  • 187.86.96.0/20 (4 096 addresses (/20 prefix))
  • 187.87.112.0/20 (4 096 addresses (/20 prefix))
  • 187.108.64.0/20 (4 096 addresses (/20 prefix))
  • 187.108.96.0/20 (4 096 addresses (/20 prefix))
  • 187.109.176.0/20 (4 096 addresses (/20 prefix))
  • 189.45.16.0/20 (4 096 addresses (/20 prefix))
  • 189.45.112.0/20 (4 096 addresses (/20 prefix))
  • 200.233.80.0/20 (4 096 addresses (/20 prefix))
  • 177.8.48.0/21 (2 048 addresses (/21 prefix))
  • 179.96.192.0/21 (2 048 addresses (/21 prefix))
  • 186.208.208.0/21 (2 048 addresses (/21 prefix))
  • 186.251.112.0/21 (2 048 addresses (/21 prefix))
  • 187.18.144.0/21 (2 048 addresses (/21 prefix))
  • 187.18.160.0/21 (2 048 addresses (/21 prefix))
  • 187.18.208.0/21 (2 048 addresses (/21 prefix))
  • 187.110.208.0/21 (2 048 addresses (/21 prefix))
  • 189.45.88.0/21 (2 048 addresses (/21 prefix))
  • 189.45.104.0/21 (2 048 addresses (/21 prefix))
  • 191.6.80.0/21 (2 048 addresses (/21 prefix))
  • 191.241.40.0/21 (2 048 addresses (/21 prefix))
  • 45.4.64.0/22 (1 024 addresses (/22 prefix))
  • 45.165.20.0/22 (1 024 addresses (/22 prefix))
  • 45.227.188.0/22 (1 024 addresses (/22 prefix))
  • 131.108.228.0/22 (1 024 addresses (/22 prefix))
  • 138.0.100.0/22 (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))
  • 138.255.216.0/22 (1 024 addresses (/22 prefix))
  • 168.121.148.0/22 (1 024 addresses (/22 prefix))
  • 168.227.108.0/22 (1 024 addresses (/22 prefix))
  • 168.228.68.0/22 (1 024 addresses (/22 prefix))
  • 170.82.92.0/22 (1 024 addresses (/22 prefix))
  • 170.82.132.0/22 (1 024 addresses (/22 prefix))
  • 170.247.236.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (60 total)

  • 2804:54::/32
  • 2804:880::/32
  • 2804:2140::/32