Autonomous system profile

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

AS1145

Announcement observedARIN

Kennisnet-AS SURF B.V. · Kennisnet-AS

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

Last active9/29/2026, 07:25:56Snapshot expired

View network topology RDAP registration

ASN: AS1145
Registration country: Netherlands
Name: Kennisnet-AS SURF B.V.
Abbreviation: Kennisnet-AS
Registration date: 8/21/2002, 16:06:43
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
145.97.32.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	11/5/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Kennisnet-AS SURF B.V.
RIR: ARIN
Registration country: Netherlands
Registration date: 8/21/2002, 16:06:43
Abuse contact: cert@surfcert.nl

Snapshot trend

9/29/2026, 07:25:561 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: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap