$ query “AS53173” --type=asn → 1 result(s)
AS53173 · SOBRALNET-SERVICOS-TELECOMUNICACOES
Sobral Telecomunicações Ltda
AS53173 is owned by Sobral Telecomunicações Ltda and is a residential access provider, registered in Brazil since 2010. The system announces 3 328 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Australia, with additional presence in Brazil.
Basic Information
- Country
- 🇧🇷 Brazil
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 30, 2010
- Last Changed
- March 04, 2026
- Last Seen
- July 25, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 9 / 4
- IPv6 Prefixes (raw / aggregated)
- 7 / 5
- IPv4 Addresses
- 3 328
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /38
- Geolocated Countries
- 🇦🇺 Australia (5 840 IPs), 🇧🇷 Brazil (48 IPs)
- Prefix Changed
- July 04, 2026
Reputation
- Reputation
- Good — 2 flagged IPs out of 3 328 total (0.06%)
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 24 networks exchanging traffic without transit
- Downstream Customers
- 5 downstreams buying transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 34 unique BGP neighbors
- Reach
- 9 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (9 total)
- 177.44.176.0/21 (2 048 addresses (/21 prefix))
- 177.44.186.0/23 (512 addresses (/23 prefix))
- 177.44.188.0/23 (512 addresses (/23 prefix))
- 177.44.190.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (7 total)
- 2804:e4c:3c00::/38
- 2804:e4c:6000::/38
- 2804:e4c:8000::/38
- 2804:e4c:a000::/38
- 2804:e4c::/48