$ query “AS203958” --type=asn → 1 result(s)
AS203958 · KUL-EDU-AS
Katolicki Uniwersytet Lubelski Jana Pawla II
AS203958 is operated by Katolicki Uniwersytet Lubelski Jana Pawla II and serves as an educational/research stub network, established in Poland in 2025. The system announces 512 IPv4 addresses. The bulk of its IP address space is in Poland. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 06, 2025
- Last Changed
- April 24, 2026
- Last Seen
- May 07, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 512
- Largest IPv4 Prefix
- /23 (512 addresses)
- Geolocated Countries
- 🇵🇱 Poland (512 IPs)
- Prefix Changed
- April 24, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS12324 — LUBMAN-EDU-AS
Prefix Lists
IPv4 Prefixes (1 total)
- 194.187.54.0/23 (512 addresses (/23 prefix))