Autonomous system profile

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

AS204961

Announcement observedRIPE NCC

ON4-AS ON4 sp. z o.o. · ON4-AS

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

Last active10/10/2026, 22:50:34Snapshot expired

View network topology RDAP registration

ASN: AS204961
Registration country: RIR did not provide a registration country
Name: ON4-AS ON4 sp. z o.o.
Abbreviation: ON4-AS
Registration date: 12/9/2025, 08:20:50
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
193.228.174.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 16:00:00	10/10/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: ON4-AS ON4 sp. z o.o.
RIR: RIPE NCC
Registration country: RIR did not provide a registration country
Registration date: 12/9/2025, 08:20:50
Abuse contact: abuse@on4.pl

Snapshot trend

10/10/2026, 22:50:341 v41 v65 Upstream · 3 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