Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS211840

Announcement observedRIPE NCC

Bernardus Jansen · BAJANSEN

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/22/2026, 06:33:43Snapshot expired

View network topology RDAP registration

ASN: AS211840
Registration country: Netherlands
Name: Bernardus Jansen
Abbreviation: BAJANSEN
Registration date: 2/9/2021, 13:41:53
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
2001:67c:a94::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	10/5/2026, 16:00:00	10/8/2026, 16:00:00	×	✓	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Bernardus Jansen
RIR: RIPE NCC
Registration country: Netherlands
Registration date: 2/9/2021, 13:41:53
Abuse contact: abuse@bajansen.nl

Snapshot trend

10/22/2026, 06:33:430 v41 v61 Upstream · 0 Uncertain

10/12/2026, 17:03:350 v41 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: iana-rdap-asn-bootstrap · rir-rdap-asn