Autonomous system profile

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

AS42184

Announcement observedRIPE NCC

AS-TKRZ TKRZ Stadtwerke GmbH · AS-TKRZ

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

Last active10/3/2026, 13:55:09Snapshot expired

View network topology RDAP registration

ASN: AS42184
Registration country: Germany
Name: AS-TKRZ TKRZ Stadtwerke GmbH
Abbreviation: AS-TKRZ
Registration date: 1/10/2007, 08:53:37
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
178.251.8.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
185.124.232.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
185.143.168.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
185.153.140.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
185.64.168.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
185.72.200.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
188.64.248.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
194.15.152.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
194.49.22.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
45.82.124.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
88.218.84.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
89.251.128.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid
91.190.224.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	10/3/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: AS-TKRZ TKRZ Stadtwerke GmbH
RIR: RIPE NCC
Registration country: Germany
Registration date: 1/10/2007, 08:53:37
Abuse contact: abuse@tkrz.de

Snapshot trend

10/3/2026, 13:55:0913 v41 v661 Upstream · 87 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