$ query “AS28351” --type=asn → 1 result(s)
AS28351 — CLARO-NXT-TELECOMUNICACOES
Claro NXT Telecomunicacoes Ltda
AS28351 is a stub network run by Claro NXT Telecomunicacoes Ltda, established in Brazil in 2007. The network announces 4 096 IPv4 addresses. No IPv6 support — it's 2026, just saying.
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 27, 2007
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 3 / 1
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 4 096
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 4 096 total (0.00%)
Connectivity Summary
- Upstream Providers
- 1 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 0 downstream autonomous systems buying transit
- Degree
- 1 unique BGP neighbors (providers + customers + peers)
- Reach
- 0 — customer cone size measuring network influence
- Degree Rank
- #57 212
Upstream Providers (1)
- AS4230 — CLARO
Prefix Lists
IPv4 Prefixes (3 total)
- 189.51.176.0/20 (4 096 addresses)