AS45005 — GORIZONT-YAROSLAVL-AS

AS45005 announces 2 IPv4 prefixes covering 3,072 addresses and 1 IPv6 prefixes.

About this network

The AS handle GORIZONT-YAROSLAVL-AS is held by Gorizont Ltd.

What it's used for

• The address space carries residential subscriber traffic, evidenced by the reverse DNS record 91-203-126-254.user.zavolga.net and netnames RU-GORIZONT-20100928 and RU-GORIZONT-20080418.
• The network announces 3072 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, with only 3 observed neighbours, indicating a local access or eyeball network rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs for the Yaroslavl region, as indicated by the zavolga.net domain in the reverse DNS and the registrant's location.

Notable

• Registrants for both announced prefixes are listed as Gorizont Ltd; Zavolga.Net NOC, which aligns with the AS holder.
• The address inventory is small and focused, consisting of one /21 and one /22 block, typical of a regional ISP serving a specific geographic area.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 46.16.24.0/21
• 91.203.124.0/22
• 2a03:e400::/32

Upstream networks

• AS20485 Joint Stock Company TransTeleCom
• AS31133 PJSC MegaFon

Downstream networks

• AS49558 IT-Yaroslavl Ltd.

Adjacent networks

• AS20485 Joint Stock Company TransTeleCom
• AS31133 PJSC MegaFon
• AS49558 IT-Yaroslavl Ltd.

Routing security

• RPKI: 0 valid, 0 invalid and 17 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 17 route objects.
• Listed in as-sets: AS-FIORD, AS-HURRICANEV6, AS-MSV, AS-NETASSIST, AS-NSST, AS-PETERSTAR, AS-STTK, AS-TRANSROUTE-SPEC, AS-TTK, AS-UKRAINE, AS-YARTELECOM, AS-ZAVOLGA-NET, AS28917:AS-FIORD-SMALL.