Autonomous system profile

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

AS25496

Announcement observedRIPE NCC

ZSR - ZT Bratislava · ZT-AS

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

Last active10/1/2026, 18:15:07Snapshot expired

View network topology RDAP registration

ASN: AS25496
Registration country: Slovakia
Name: ZSR - ZT Bratislava
Abbreviation: ZT-AS
Registration date: 12/10/2002, 14:42:52
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.43.112.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
217.12.48.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: ZSR - ZT Bratislava
RIR: RIPE NCC
Registration country: Slovakia
Registration date: 12/10/2002, 14:42:52
Abuse contact: NMC.datanet@zsr.sk

Snapshot trend

10/1/2026, 18:15:072 v41 v611 Upstream · 2 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