Autonomous system profile

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

AS29056

Announcement observedRIPE NCC

CITYCOM-AS Citycom Telekommunikation GmbH · CITYCOM-AS

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

Last active10/18/2026, 23:28:16Snapshot expired

View network topology RDAP registration

ASN: AS29056
Registration country: Austria
Name: CITYCOM-AS Citycom Telekommunikation GmbH
Abbreviation: CITYCOM-AS
Registration date: 5/21/2003, 09:54:31
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
109.73.144.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.15.236.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.220.252.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.222.128.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.225.144.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.228.128.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.233.144.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
185.236.72.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
193.46.248.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
194.110.78.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
195.88.238.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
217.29.144.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
37.143.176.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
77.75.23.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
85.237.0.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
91.143.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
91.208.56.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/18/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: CITYCOM-AS Citycom Telekommunikation GmbH
RIR: RIPE NCC
Registration country: Austria
Registration date: 5/21/2003, 09:54:31
Abuse contact: abuse@grazkom.at

Snapshot trend

10/18/2026, 23:28:1617 v41 v614 Upstream · 17 Uncertain

10/2/2026, 03:29:0517 v41 v616 Upstream · 17 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