Autonomous system profile

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

AS51203

Announcement observedRIPE NCC

BM5 Bartosz Malinowski · BM5-AS

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

Last active10/4/2026, 17:08:16Snapshot expired

View network topology RDAP registration

ASN: AS51203
Registration country: Poland
Name: BM5 Bartosz Malinowski
Abbreviation: BM5-AS
Registration date: 6/21/2010, 10:37:26
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
195.54.50.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/27/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: BM5 Bartosz Malinowski
RIR: RIPE NCC
Registration country: Poland
Registration date: 6/21/2010, 10:37:26
Abuse contact: abuse@leon.pl

Snapshot trend

10/4/2026, 17:08:161 v40 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 · iana-rdap-asn-bootstrap · rir-rdap-asn