$ query “AS274528” --type=asn → 1 result(s)
AS274528 · JEFERSON-SIQUEIRA-ALVES
Jeferson Siqueira Alves
AS274528 belongs to Jeferson Siqueira Alves and is a stub network, established in Brazil in 2025. The system announces 256 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Australia, with additional presence in Brazil.
Basic Information
- Country
- 🇧🇷 Brazil
- Category
- Internet Service Provider
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- September 08, 2025
- Last Changed
- July 15, 2026
- Last Seen
- August 08, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 256
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇦🇺 Australia (256 IPs), 🇧🇷 Brazil (16 IPs)
- Prefix Changed
- July 15, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 2 upstreams providing transit
- Degree
- 2 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (1 total)
- 177.124.147.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2804:9588::/32