$ query “AS20552” --type=asn → 1 result(s)
AS20552 · HORYZONT
Horyzont Technologie Internetowe sp.z.o.o.
AS20552 is owned by Horyzont Technologie Internetowe sp.z.o.o. and is a mid-size transit provider, established in Poland in 2001. The system announces a respectable 11 008 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Poland.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- December 07, 2001
- Last Changed
- March 04, 2026
- Last Seen
- April 28, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 25 / 10
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 11 008
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇵🇱 Poland (20 736 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 1 network exchanging traffic without transit
- Downstream Customers
- 29 downstreams buying transit
- Degree
- 35 unique BGP neighbors
- Reach
- 31 networks in customer cone
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (25 total)
- 217.168.128.0/20 (4 096 addresses (/20 prefix))
- 164.40.240.0/21 (2 048 addresses (/21 prefix))
- 185.24.200.0/22 (1 024 addresses (/22 prefix))
- 185.52.168.0/22 (1 024 addresses (/22 prefix))
- 185.119.12.0/22 (1 024 addresses (/22 prefix))
- 93.105.72.0/23 (512 addresses (/23 prefix))
- 178.235.240.0/23 (512 addresses (/23 prefix))
- 91.199.97.0/24 (256 addresses (/24 prefix))
- 91.216.30.0/24 (256 addresses (/24 prefix))
- 93.105.74.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a02:d88::/32