$ query “AS394019” --type=asn → 1 result(s)
AS394019 · FIBERSPARK
FiberSpark Inc.
AS394019 is run by FiberSpark Inc. and is a residential access provider, registered in the United States since 2015. The system announces 1 280 IPv4 addresses. Its primary geographic footprint is in the United States. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 22, 2015
- Last Changed
- April 01, 2026
- Last Seen
- May 07, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 5 / 4
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 1 280
- Largest IPv4 Prefix
- /23 (512 addresses)
- Geolocated Countries
- 🇺🇸 United States (2 048 IPs)
- Prefix Changed
- April 08, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 24 networks exchanging traffic without transit
- Downstream Customers
- 1 downstream buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 29 unique BGP neighbors
- Reach
- 1 network in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (5 total)
- 64.239.20.0/23 (512 addresses (/23 prefix))
- 23.139.248.0/24 (256 addresses (/24 prefix))
- 172.96.162.0/24 (256 addresses (/24 prefix))
- 199.79.156.0/24 (256 addresses (/24 prefix))