$ query “AS28201” --type=asn → 1 result(s)

AS28201 — COMPANHIA-ITABIRANA-TELECOMUNICACOES

Companhia Itabirana Telecomunicações Ltda

AS28201 is a mid-size transit provider registered to Companhia Itabirana Telecomunicações Ltda, based in Brazil since 2008. The network announces a respectable 64 512 IPv4 addresses. Supports IPv6.

  • 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 09, 2008
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
223 / 29
IPv6 Prefixes (raw / aggregated)
7 / 1
IPv4 Addresses
64 512
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 AU (27 IPs), 🇧🇷 BR (10 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 64 512 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstream autonomous systems providing transit
Peers
25 autonomous systems exchanging traffic without transit fees
Downstream Customers
15 downstream autonomous systems buying transit
Degree
45 unique BGP neighbors (providers + customers + peers)
Reach
34 933 — customer cone size measuring network influence
Degree Rank
#3 241
Reach Rank
#306

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (223 total)

  • 177.125.80.0/20 (4 096 addresses)
  • 177.152.160.0/20 (4 096 addresses)
  • 179.189.96.0/20 (4 096 addresses)
  • 186.216.128.0/20 (4 096 addresses)
  • 187.1.48.0/20 (4 096 addresses)
  • 187.17.240.0/20 (4 096 addresses)
  • 187.73.0.0/20 (4 096 addresses)
  • 187.86.64.0/20 (4 096 addresses)
  • 187.108.48.0/20 (4 096 addresses)
  • 189.90.240.0/20 (4 096 addresses)
  • 191.5.80.0/20 (4 096 addresses)
  • 177.221.72.0/21 (2 048 addresses)
  • 45.7.212.0/22 (1 024 addresses)
  • 45.191.168.0/22 (1 024 addresses)
  • 45.231.8.0/22 (1 024 addresses)
  • 45.235.116.0/22 (1 024 addresses)
  • 131.161.4.0/22 (1 024 addresses)
  • 138.59.20.0/22 (1 024 addresses)
  • 138.117.204.0/22 (1 024 addresses)
  • 138.121.64.0/22 (1 024 addresses)
  • 138.185.24.0/22 (1 024 addresses)
  • 168.181.80.0/22 (1 024 addresses)
  • 168.195.64.0/22 (1 024 addresses)
  • 168.227.8.0/22 (1 024 addresses)
  • 170.239.192.0/22 (1 024 addresses)
  • 170.239.220.0/22 (1 024 addresses)
  • 170.254.160.0/22 (1 024 addresses)
  • 181.225.180.0/22 (1 024 addresses)
  • 186.251.200.0/22 (1 024 addresses)

IPv6 Prefixes (7 total)

  • 2804:5c::/32