AS57903 — IPSERVICE Comfort XXI Century Ltd.

AS57903 announces 2 IPv4 prefixes covering 1,280 addresses and 0 IPv6 prefixes.

About this network

IPSERVICE is operated by Comfort XXI Century Ltd.

What it's used for

• The address space carries corporate infrastructure, evidenced by the netnames MediaComLtd-NET and RU-COMFORT associated with the announced prefixes.
• The AS announces 1280 IPv4 addresses across 2 prefixes and maintains 2 observed neighbours, a ratio consistent with a small-scale business or internal corporate network rather than a transit provider.
• Traffic from this AS consists of internal corporate endpoints and office workers, given the operator's identity as a limited liability company in the Russian Federation.

Notable

• Registrants for the two prefixes are K Telecom Ltd; MediaCom Ltd. and Comfort XXI Century Ltd., indicating a mix of leased or historically acquired space alongside the primary corporate estate.
• The inventory is composed of two distinct IPv4 blocks: 213.109.52.0/22 and 91.236.114.0/24, with no IPv6 prefixes announced.

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

Announced prefixes

• 91.236.114.0/24
• 213.109.52.0/22

Upstream networks

• AS6789 CRELCOM LLC
• AS201776 Miranda-Media Ltd

Adjacent networks

• AS6789 CRELCOM LLC
• AS201776 Miranda-Media Ltd

Routing security

• RPKI: 2 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 2 route objects.
• Listed in as-sets: AS-CRELCOM, AS-CRIMEA-IX, AS-CXXI, AS-M-IX, AS-TRANSROUTE-MNOGOBYTE.