AS41691 — SUMTEL-AS-RIPE CJSC Sumtel

AS41691 announces 15 IPv4 prefixes covering 10,240 addresses and 2 IPv6 prefixes.

About this network

The AS handle SUMTEL-AS-RIPE is held by PJSC Rostelecom.

What it's used for

• The address space carries Rostelecom infrastructure, evidenced by netnames such as RU-RTK-20050928 and RU-RTK-20091118 registered to PJSC Rostelecom.
• The AS announces 10240 IPv4 addresses across 15 prefixes and 2 IPv6 prefixes, with only 1 observed neighbour, indicating a large-scale access or internal corporate network rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs and corporate endpoints for Rostelecom's fiber-optic and DSL services in Russia.

Notable

• All registrants for the announced prefixes are PJSC Rostelecom, matching the AS holder.
• The AS handle references "Sumtel," a former subsidiary or brand name, while the current holder is PJSC Rostelecom, reflecting corporate consolidation.
• The inventory is finely subdivided into /22, /23, and /24 blocks, consistent with site-by-site segmentation for a large telecom operator.

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

Announced prefixes

• 81.22.192.0/24
• 87.117.128.0/21
• 87.117.136.0/23
• 87.117.138.0/24
• 87.117.140.0/22
• 87.117.146.0/23
• 87.117.148.0/23
• 89.221.192.0/22
• 89.221.197.0/24
• 89.221.205.0/24
• 109.172.48.0/22
• 109.172.52.0/23
• 109.172.102.0/23
• 109.172.104.0/22
• 109.172.118.0/23
• 2a02:25e0:f00::/40
• 2a02:25e0:7700::/40

Upstream networks

• AS12389 PJSC Rostelecom

Adjacent networks

• AS12389 PJSC Rostelecom

Internet exchanges

• GNM Internet Exchange Amsterdam — Amsterdam, Netherlands