$ query “AS263099” --type=asn → 1 result(s)

AS263099 · STIW-SISTEMA-TELECOM

STIW Sistema de Telecom. Inf e Wireless LTDA

AS263099 is operated by STIW Sistema de Telecom. Inf e Wireless LTDA and serves as a mid-size transit provider, established in Brazil in 2012. The system announces 3 072 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to 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
April 27, 2012
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
19 / 2
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
3 072
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 Australia (3 072 IPs), 🇧🇷 Brazil (240 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 3 072 total (0.07%)

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
48 networks exchanging traffic without transit
Downstream Customers
11 downstreams buying transit
Degree
65 unique BGP neighbors
Reach
12 networks in customer cone

Upstream Providers (6)

Prefix Lists

IPv4 Prefixes (19 total)

  • 186.225.176.0/21 (2 048 addresses (/21 prefix))
  • 143.137.156.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (1 total)

  • 2804:98c::/32