Autonomous system profile

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

AS48451

Announcement observedRIPE NCC

PRE-AS Prazska energetika, a.s. · PRE-AS

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

Last active10/16/2026, 00:00:00Snapshot expired

View network topology RDAP registration

ASN: AS48451
Registration country: Czechia
Name: PRE-AS Prazska energetika, a.s.
Abbreviation: PRE-AS
Registration date: 11/27/2008, 14:21:33
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
94.124.40.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/4/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: PRE-AS Prazska energetika, a.s.
RIR: RIPE NCC
Registration country: Czechia
Registration date: 11/27/2008, 14:21:33
Abuse contact: abuse@pre.cz

Snapshot trend

10/4/2026, 08:45:161 v41 v613 Upstream · 9 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 · cha-la-bgp-observations