$ query “AS37305” --type=asn → 1 result(s)
AS37305 · FON
Frontier Optical Networks Ltd
AS37305 belongs to Frontier Optical Networks Ltd and is a residential access provider, established in Kenya. The system announces 4 096 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Kenya.
Basic Information
- Country
- 🇰🇪 Kenya
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- March 04, 2026
- Last Seen
- April 28, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 18 / 3
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 4 096
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇰🇪 Kenya (8 192 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 4 096 total (0.02%)
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 2 upstreams providing transit
- Peers
- 3 networks exchanging traffic without transit
- Downstream Customers
- 6 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 12 unique BGP neighbors
- Reach
- 6 networks in customer cone
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (18 total)
- 197.231.176.0/21 (2 048 addresses (/21 prefix))
- 41.79.8.0/22 (1 024 addresses (/22 prefix))
- 102.212.132.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (1 total)
- 2c0f:fc70::/32