$ query “AS15798” --type=asn → 1 result(s)
AS15798 — OLMAN-EDU-AS
University of Warmia and Mazury in Olsztyn Poland
AS15798 is an educational access provider operated by University of Warmia and Mazury in Olsztyn Poland, registered in Poland. The network announces a respectable 13 056 IPv4 addresses. Supports IPv6.
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)
- 9 / 9
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 13 056
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇵🇱 PL (9 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 13 056 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 2 downstream autonomous systems buying transit
- Degree
- 5 unique BGP neighbors (providers + customers + peers)
- Reach
- 5 — customer cone size measuring network influence
- Degree Rank
- #15 284
- Reach Rank
- #4 304
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (9 total)
- 213.184.0.0/20 (4 096 addresses)
- 213.73.0.0/21 (2 048 addresses)
- 213.184.16.0/21 (2 048 addresses)
- 5.172.184.0/22 (1 024 addresses)
- 213.73.20.0/22 (1 024 addresses)
- 213.73.24.0/22 (1 024 addresses)
- 213.184.24.0/22 (1 024 addresses)
- 213.73.28.0/23 (512 addresses)
- 213.73.30.0/24 (256 addresses)
IPv6 Prefixes (1 total)
- 2001:40f8::/32