Autonomous system profile

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

AS51733

Announcement observedRIPE NCC

BWI-GmbH BWI GmbH · BWI-GmbH

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

Last active10/4/2026, 18:40:49Snapshot expired

View network topology RDAP registration

ASN: AS51733
Registration country: Germany
Name: BWI-GmbH BWI GmbH
Abbreviation: BWI-GmbH
Registration date: 10/27/2010, 11:26:59
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.156.84.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
185.156.84.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
185.156.85.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
185.156.86.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
185.156.86.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
91.209.254.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
91.221.58.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
91.221.58.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid
91.221.59.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: BWI-GmbH BWI GmbH
RIR: RIPE NCC
Registration country: Germany
Registration date: 10/27/2010, 11:26:59
Abuse contact: abuse@bwi.de

Snapshot trend

10/4/2026, 18:40:499 v40 v62 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