AS43110 — ROSTNET-AS Joint Ukrainian-American enterprise Ewropol with legal form Ltd

AS43110 announces 6 IPv4 prefixes covering 2,304 addresses and 0 IPv6 prefixes.

About this network

ROSTNET-AS is operated by Rostnet LLC, a Ukrainian internet service provider.

What it's used for

• The address space carries customer traffic, evidenced by reverse DNS entries such as 128.70.172.46.customer.RostNET.net and netnames like ROSTNET and UA-FESENKO-20101206.
• The AS announces 2304 IPv4 addresses across 6 prefixes and maintains 7 observed neighbours, a ratio consistent with an access network serving local subscribers rather than a transit provider.
• Traffic from this AS consists of residential and small business internet access for customers in the Kharkiv region of Ukraine.

Notable

• Registrants include ROSTNET LLC and Joint Ukrainian-American enterprise Ewropol with legal form Ltd, with some blocks registered to Fesenko Igor Mikolayovich under the netname UA-FESENKO-20101206.
• The inventory is composed of six small IPv4 prefixes, primarily in the 46.172.0.0/16 and 91.194.0.0/16 ranges, with no IPv6 prefixes announced.

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

Announced prefixes

• 46.172.64.0/23
• 46.172.66.0/24
• 46.172.69.0/24
• 46.172.70.0/23
• 46.172.92.0/24
• 91.194.56.0/23

Upstream networks

• AS28917 Fiord Networks, UAB
• AS48422 IT-STARCOM LLC
• AS6939 Hurricane Electric LLC
• AS3303 Swisscom (Schweiz) AG

Downstream networks

• AS49389 Privately owned enterprise Alexsandrov Yuriy Viktorovich

Adjacent networks

• AS28917 Fiord Networks, UAB
• AS48422 IT-STARCOM LLC
• AS49389 Privately owned enterprise Alexsandrov Yuriy Viktorovich
• AS6939 Hurricane Electric LLC
• AS3303 Swisscom (Schweiz) AG

Routing security

• RPKI: 7 valid, 0 invalid and 1 not-found announcements; 7 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 10 route objects.
• Listed in as-sets: AS-AVITI, AS-BAZIS, AS-EU-IX, AS-HURRICANE, AS-IT-STARCOM, AS-ROSTNET, AS-UANG, AS-UTG-UA-Q.