AS204830 — IPOAC-AS Jelle Kaufmann

AS204830 announces 1 IPv4 prefixes covering 256 addresses and 1 IPv6 prefixes.

About this network

The AS handle IPOAC-AS is held by Jelle Kaufmann.

What it's used for

• The address space carries research and educational traffic, indicated by the netname NL-IPOAC and reverse DNS entries like 203-26-133-64.host-v4.ipoac.nl.
• The network announces 256 IPv4 addresses across 1 prefix (203.26.133.0/24) with 1 observed neighbour, a ratio consistent with a small, dedicated research or academic network rather than a commercial ISP or transit provider.
• Traffic from this AS consists of web and API endpoints associated with the IPOAC research initiative, serving a specific academic or scientific community within Europe.

Notable

• The registrant Jelle Kaufmann matches the AS holder, and the netname NL-IPOAC aligns with the operator identity.
• The address inventory is a single /24 block, representing a compact and self-contained estate without subdivision into multiple prefixes.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 203.26.133.0/24
• 2a0e:fd45:5000::/47

Upstream networks

• AS44103 The Mastermind Holding B.V.

Adjacent networks

• AS44103 The Mastermind Holding B.V.

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: 4 authorised providers.
• IRR: 33% of announcements registered; 2 route objects.
• Listed in as-sets: AS-HURRICANEV6, AS-IFOG, AS204830:AS-IPOAC, AS214723:AS-MARLIES, AS34872:AS-DOWNSTREAM-NL, AS44103:AS-BAKKER-IT-AUTO-DOWNSTREAMS.