Autonomous system profile

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

AS57223

Announcement observedRIPE NCC

SIA NETVISION · NOVA-ASN

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

Last active10/5/2026, 16:40:15Snapshot expired

View network topology RDAP registration

ASN: AS57223
Registration country: Latvia
Name: SIA NETVISION
Abbreviation: NOVA-ASN
Registration date: 8/26/2011, 09:41:39
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
193.0.136.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record
193.0.140.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record
195.211.156.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record
81.163.72.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record

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

Registration and sources

Organization: SIA NETVISION
RIR: RIPE NCC
Registration country: Latvia
Registration date: 8/26/2011, 09:41:39
Abuse contact: networking@dnet.lv

Snapshot trend

10/5/2026, 16:40:154 v40 v61 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 · iana-rdap-asn-bootstrap · rir-rdap-asn