$ query “AS263250” --type=asn → 1 result(s)

AS263250 — BARBOSA-COSTA

Barbosa & Costa Ltda

AS263250 is owned by Barbosa & Costa Ltda and is a mid-size transit provider, based in Brazil since 2014. The system announces 9 216 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Australia, with additional presence in Brazil.

Basic Information

Country
🇧🇷 Brazil
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
May 22, 2014
Last Changed
March 04, 2026
Last Seen
April 13, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
54 / 2
IPv6 Prefixes (raw / aggregated)
3 / 1
IPv4 Addresses
9 216
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 Australia (9 216 IPs), 🇧🇷 Brazil (32 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 9 216 total (0.02%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Downstream Customers
14 downstreams buying transit
Degree
18 unique BGP neighbors
Reach
116 networks in customer cone

Upstream Providers (4)

  • AS61832 — DB3-SERVICOS-TELECOMUNICACOES
  • AS267613 — ELETRONET
  • AS28368 — SOBRALNET-SERVICOS-TELECOMUNICACOES
  • AS274766 — MAIS-FIBRA-EMPRESARIAL

Prefix Lists

IPv4 Prefixes (54 total)

  • 177.234.160.0/19 (8 192 addresses (/19 prefix))
  • 45.180.252.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (3 total)

  • 2804:17c4::/32