Autonomous system profile

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

AS57371

Announcement observedRIPE NCC

Mass-Net LLC · MASSNET-AS

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

Last active10/5/2026, 17:25:40Snapshot expired

View network topology RDAP registration

ASN: AS57371
Registration country: Russia
Name: Mass-Net LLC
Abbreviation: MASSNET-AS
Registration date: 5/15/2017, 13:19:17
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.200.189.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record
194.169.84.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 08:00:00	10/5/2026, 08:00:00	✓	×	Historical record
93.171.144.0/21BGP · 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: Mass-Net LLC
RIR: RIPE NCC
Registration country: Russia
Registration date: 5/15/2017, 13:19:17
Abuse contact: mail@mass-net.ru

Snapshot trend

10/5/2026, 17:25:403 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