Autonomous system profile

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

AS43404

Announcement observedRIPE NCC

Fastnet LLC · UCARU-AS

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

Last active11/6/2026, 15:42:37Snapshot expired

View network topology RDAP registration

ASN: AS43404
Registration country: Russia
Name: Fastnet LLC
Abbreviation: UCARU-AS
Registration date: 7/26/2007, 11:43:21
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
77.87.200.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
89.23.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Fastnet LLC
RIR: RIPE NCC
Registration country: Russia
Registration date: 7/26/2007, 11:43:21
Abuse contact: abuse@ucanet.ru

Snapshot trend

11/6/2026, 15:42:372 v41 v627 Upstream · 17 Uncertain

10/3/2026, 18:37:312 v41 v624 Upstream · 20 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