Autonomous system profile

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

AS205046

Announcement observedRIPE NCC

FZI Forschungszentrum Informatik · FZI-AS-1

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

Last active10/24/2026, 14:57:39Snapshot expired

View network topology RDAP registration

ASN: AS205046
Registration country: Germany
Name: FZI Forschungszentrum Informatik
Abbreviation: FZI-AS-1
Registration date: 11/14/2017, 11:31:30
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
141.21.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/24/2026, 08:00:00	✓	×	Historical record
185.231.132.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/24/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: FZI Forschungszentrum Informatik
RIR: RIPE NCC
Registration country: Germany
Registration date: 11/14/2017, 11:31:30
Abuse contact: ITS-RIPE@fzi.de

Snapshot trend

10/24/2026, 14:57:392 v42 v62 Upstream · 0 Uncertain

10/24/2026, 14:56:012 v42 v62 Upstream · 0 Uncertain

10/1/2026, 00:09:162 v42 v62 Upstream · 0 Uncertain

9/30/2026, 23:39:060 v40 v60 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 · cha-la-bgp-observations