Autonomous system profile

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

AS57771

Announcement observedRIPE NCC

S.J.M. Steffann · GNA-DC2-AS

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

Last active10/5/2026, 19:22:05Snapshot expired

View network topology RDAP registration

ASN: AS57771
Registration country: Netherlands
Name: S.J.M. Steffann
Abbreviation: GNA-DC2-AS
Registration date: 2/3/2012, 10:24:29
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.54.94.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	11/8/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: S.J.M. Steffann
RIR: RIPE NCC
Registration country: Netherlands
Registration date: 2/3/2012, 10:24:29
Abuse contact: abuse@steffann.nl

Snapshot trend

10/5/2026, 19:22:051 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 · iana-rdap-asn-bootstrap · rir-rdap-asn