AS219101 — JWDB-AS Willem Jan Cornelis de Bruyn

AS219101 announces 0 IPv4 prefixes covering 0 addresses and 1 IPv6 prefixes.

About this network

The AS handle JWDB-AS is held by Willem Jan Cornelis de Bruyn.

What it's used for

• The space carries a single IPv6 prefix, 2a10:fa81:1f00::/48, with no IPv4 addresses announced.
• The inventory consists of 1 IPv6 prefix against 1 observed neighbour, indicating a minimal footprint typical of a personal or small-scale network.
• The operator maintains a personal website at jwdb.dev, suggesting the network supports individual digital projects or services.

Notable

• The registry holder and AS name align with the individual registrant Willem Jan Cornelis de Bruyn.
• The address inventory is limited to a single /48 block, representing a standard allocation for a small site or individual user.

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

Announced prefixes

• 2a10:fa81:1f00::/48

Upstream networks

• AS6939 Hurricane Electric LLC
• AS212895 Johannes Ernst
• AS204092 Association GRIFON

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS212895 Johannes Ernst
• AS204092 Association GRIFON

Routing security

• RPKI: 1 valid, 0 invalid and 0 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 1 route objects.
• Listed in as-sets: AS-HURRICANEV6, AS-RETN-ACTUAL-V6, AS-VM-JE-CUS, AS219101:AS-JWDB, AS52025:AS-DOWNSTREAMS-AMSTERDAM, AS52025:AS-DOWNSTREAMS-ASHBURN, AS52025:AS-DOWNSTREAMS-AUCKLAND, AS52025:AS-DOWNSTREAMS-FRANKFURT, AS52025:AS-DOWNSTREAMS-FREMONT, AS52025:AS-DOWNSTREAMS-KANSASCITY, AS52025:AS-DOWNSTREAMS-NEWARK, AS52025:AS-DOWNSTREAMS-SINGAPORE, AS52025:AS-DOWNSTREAMS-STOCKHOLM, AS52025:AS-DOWNSTREAMS-SYDNEY, AS52025:AS-DOWNSTREAMS-TOKYO, AS52025:AS-DOWNSTREAMS-TORONTO.

Internet exchanges

• Nine IX — Paris, France