A1-SYSTEMS-AS

AS49452 · RU · RIPENCC

2

Upstream providers

0

Downstream customers

256

v4 addresses

0

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	Confidence	AF
RETN-AS AS9002	2024-09-01 1y 9mo	2026-06-09	34 peers AS209 AS3491 AS3549 AS7018 AS24516 AS38008 AS46997 AS134823 AS199524		v4 v6
MASTERTEL-AS AS29226	2025-10-02 8mo	2026-06-09	5 peers AS260 AS3257 AS5580 AS8582		v4 v6

Addr family: All IPv4 IPv6

No customers in current snapshot.

IPv4 and IPv6 prefixes originated over time

1

v4 prefixes

256

v4 addresses

0

v6 prefixes

0

v6 /32s

Count of unclassified adjacencies per snapshot date

2025-10-22

Lost Transit

A1-SYSTEMS-AS AS49452 → lost provider MASTERTEL-AS AS29226

Confidence: 85% Duration: 19d

⇄

2025-10-02

Lost Transit

A1-SYSTEMS-AS AS49452 → lost provider MF-MGSM-AS AS31133

Confidence: 85% Duration: 395d

⇄

Active providers first seen 11–13 months ago — possible annual contract renewals

This data is available to subscribers.