$ query “AS28158” --type=asn → 1 result(s)

AS28158 · AMPERNET-TELECOMUNICACOES

Ampernet Telecomunicações Ltda

AS28158 belongs to Ampernet Telecomunicações Ltda and is a mid-size transit provider, established in Brazil in 2009. The system announces a respectable 24 576 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Australia, with additional presence in Brazil.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇧🇷 Brazil
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
May 08, 2009
Last Changed
March 04, 2026
Last Seen
April 30, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
64 / 13
IPv6 Prefixes (raw / aggregated)
8 / 2
IPv4 Addresses
24 576
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 Australia (24 576 IPs), 🇧🇷 Brazil (224 IPs)
Prefix Changed
April 22, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
25 networks exchanging traffic without transit
Downstream Customers
34 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
66 unique BGP neighbors
Reach
64 networks in customer cone

Upstream Providers (5)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS263444 — OPEN-X-TECNOLOGIA
  • AS6453 — AS6453 (Tier-1 transit)
  • AS53062 — ALT-|-GRUPO-BRASIL-TECPAR

Prefix Lists

IPv4 Prefixes (64 total)

  • 187.109.96.0/20 (4 096 addresses (/20 prefix))
  • 187.60.208.0/20 (4 096 addresses (/20 prefix))
  • 177.101.128.0/20 (4 096 addresses (/20 prefix))
  • 177.23.192.0/21 (2 048 addresses (/21 prefix))
  • 187.120.232.0/21 (2 048 addresses (/21 prefix))
  • 170.246.192.0/22 (1 024 addresses (/22 prefix))
  • 45.162.40.0/22 (1 024 addresses (/22 prefix))
  • 170.84.160.0/22 (1 024 addresses (/22 prefix))
  • 170.83.104.0/22 (1 024 addresses (/22 prefix))
  • 177.129.120.0/22 (1 024 addresses (/22 prefix))
  • 138.97.8.0/22 (1 024 addresses (/22 prefix))
  • 45.238.68.0/22 (1 024 addresses (/22 prefix))
  • 45.189.144.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (8 total)

  • 2804:3a4::/32
  • 2804:6fc::/32