$ query “AS21064” --type=asn → 1 result(s)
AS21064 — OLMAN-COM-AS
University of Warmia and Mazury in Olsztyn Poland
AS21064 is an educational access provider registered to University of Warmia and Mazury in Olsztyn Poland, established in Poland. The network announces 4 096 IPv4 addresses. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Education/Research
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 3 / 3
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 4 096
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Geolocated Countries
- 🇵🇱 PL (3 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 4 096 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 3 downstream autonomous systems buying transit
- Degree
- 6 unique BGP neighbors (providers + customers + peers)
- Reach
- 3 — customer cone size measuring network influence
- Degree Rank
- #13 842
- Reach Rank
- #5 463
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (3 total)
- 213.73.8.0/21 (2 048 addresses)
- 213.73.16.0/22 (1 024 addresses)
- 213.184.28.0/22 (1 024 addresses)