Autonomous system profile

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

AS43757

Announcement observedRIPE NCC

ICZAS-CZ ICZ a.s. · ICZAS-CZ

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

Last active10/3/2026, 19:43:01Snapshot expired

View network topology RDAP registration

ASN: AS43757
Registration country: Czechia
Name: ICZAS-CZ ICZ a.s.
Abbreviation: ICZAS-CZ
Registration date: 9/24/2007, 13:16:02
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
192.108.126.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Historical record
78.31.24.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: ICZAS-CZ ICZ a.s.
RIR: RIPE NCC
Registration country: Czechia
Registration date: 9/24/2007, 13:16:02
Abuse contact: abuse@i.cz

Snapshot trend

10/3/2026, 19:43:012 v41 v63 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: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap