Autonomous system profile

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

AS43366

Announcement observedRIPE NCC

OSSO B.V. · OSSO

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

Last active10/3/2026, 18:36:24Snapshot expired

View network topology RDAP registration

ASN: AS43366
Registration country: Netherlands
Name: OSSO B.V.
Abbreviation: OSSO
Registration date: 7/20/2007, 08:40:37
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.12.144.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
185.159.136.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
185.37.124.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
185.79.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
195.28.22.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
195.88.160.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
217.21.192.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
217.21.206.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record
91.194.224.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: OSSO B.V.
RIR: RIPE NCC
Registration country: Netherlands
Registration date: 7/20/2007, 08:40:37
Abuse contact: abuse@osso.nl

Snapshot trend

10/3/2026, 18:36:249 v43 v656 Upstream · 57 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 · iana-rdap-asn-bootstrap · rir-rdap-asn