$ query “AS263356” --type=asn → 1 result(s)
AS263356 · CNT-FIBER
CNT Fiber
AS263356 belongs to CNT Fiber and is a stub network, based in Brazil since 2014. The system announces 2 048 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Australia.
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
- March 18, 2014
- Last Changed
- March 04, 2026
- Last Seen
- April 28, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 15 / 1
- IPv6 Prefixes (raw / aggregated)
- 23 / 1
- IPv4 Addresses
- 2 048
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇦🇺 Australia (2 048 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 2 flagged IPs out of 2 048 total (0.10%)
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 (15 total)
- 191.37.72.0/21 (2 048 addresses (/21 prefix))
IPv6 Prefixes (23 total)
- 2804:14e0::/32