$ query “AS53181” --type=asn → 1 result(s)
AS53181 · K2-TELECOM-MULTIMIDIA
Avanca Telecom e Servicos LTDA
AS53181 is owned by Avanca Telecom e Servicos LTDA and is a major transit provider, established in Brazil in 2010. The system announces a respectable 10 240 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Brazil.
- 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
- August 18, 2010
- Last Changed
- April 09, 2026
- Last Seen
- October 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 43 / 4
- IPv6 Prefixes (raw / aggregated)
- 17 / 2
- IPv4 Addresses
- 10 240
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇧🇷 Brazil (10 240 IPs)
- Prefix Changed
- August 14, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 10 240 total (0.01%)
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 33 networks exchanging traffic without transit
- Downstream Customers
- 134 downstreams buying transit
- Unclassified
- 17 unclassified BGP neighbors
- Degree
- 187 unique BGP neighbors
- Reach
- 340 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (43 total)
- 191.241.64.0/20 (4 096 addresses (/20 prefix))
- 201.33.160.0/20 (4 096 addresses (/20 prefix))
- 45.164.112.0/22 (1 024 addresses (/22 prefix))
- 138.204.64.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (17 total)
- 2804:113c::/32
- 2804:53e4::/32