Autonomous system profile

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

AS51187

Announcement observedRIPE NCC

HABAU Hoch- und Tiefbau GmbH · HABAU-AS

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

Last active10/22/2026, 12:37:17Snapshot expired

View network topology RDAP registration

ASN: AS51187
Registration country: Registration country pending sync
Name: HABAU Hoch- und Tiefbau GmbH
Abbreviation: HABAU-AS
Registration date: 1/13/2011, 15:00:12
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
80.120.18.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: HABAU Hoch- und Tiefbau GmbH
RIR: RIPE NCC
Registration country: Registration country pending sync
Registration date: 1/13/2011, 15:00:12
Abuse contact: abuse@a1.at

Snapshot trend

10/22/2026, 12:37:171 v40 v62 Upstream · 0 Uncertain

10/4/2026, 17:07:271 v40 v62 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: iana-rdap-asn-bootstrap · rir-rdap-asn · cha-la-bgp-observations