$ query “AS203157” --type=asn → 1 result(s)
AS203157 · CRONEL-AS
Lukasz Kazimierczak Cronel
AS203157 is owned by Lukasz Kazimierczak Cronel and is a stub network, based in Poland since 2016. The system announces 1 280 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Poland.
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Internet Service Provider
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- March 18, 2016
- Last Changed
- September 01, 2026
- Last Seen
- September 04, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 2
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 1 280
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /30
- Geolocated Countries
- 🇵🇱 Poland (2 304 IPs)
- Prefix Changed
- August 01, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 6 upstreams providing transit
- Peers
- 3 networks exchanging traffic without transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 10 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (6)
Prefix Lists
IPv4 Prefixes (2 total)
- 91.222.108.0/22 (1 024 addresses (/22 prefix))
- 185.122.174.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a0b:79c0::/30