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Autonomous System

AS41691

Rostelecom

Announced IPs
10,240
CIDR prefixes
15
ASN
AS41691

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About Rostelecom

Rostelecom is Russia's largest provider of digital services for a wide variety of consumers, households, private businesses, government and municipal authorities, and other telecom providers. Rostelecom interconnects all local public operators' networks into a single national network for long-distance service.

Founded
1993
Headquarters
Moscow
Industry
telecommunications
Employees
1,286

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS-SUMTEL

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
87.117.128.0/21 2.0K
1.2%
Rostelecom RU
87.117.140.0/22 1.0K
1.9%
Rostelecom RU
89.221.192.0/22 1.0K
4.4%
Rostelecom RU
109.172.48.0/22 1.0K
0.1%
Rostelecom RU
109.172.104.0/22 1.0K
0.4%
Rostelecom RU
87.117.136.0/23 512
1.8%
Rostelecom RU
87.117.146.0/23 512
0.4%
Rostelecom RU
87.117.148.0/23 512
0.0%
Rostelecom RU
109.172.52.0/23 512
1.6%
Rostelecom RU
109.172.102.0/23 512
0.2%
Rostelecom RU
109.172.118.0/23 512
0.2%
Rostelecom RU
81.22.192.0/24 256
0.4%
Rostelecom RU
87.117.138.0/24 256
0.4%
Rostelecom RU
89.221.197.0/24 256
2.7%
Rostelecom RU
89.221.205.0/24 256
0.0%
Rostelecom RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS41691 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
89.221.205.0/24 16,093,450 2026-07-24 13:54:30
109.172.104.0/22 9,435 2026-07-24 13:54:30
109.172.102.0/23 9,418 2026-07-24 13:54:30
109.172.118.0/23 9,390 2026-07-24 13:54:30
89.221.192.0/22 5,575 2026-07-24 13:54:30
81.22.192.0/24 5,064 2026-07-24 13:54:43
87.117.138.0/24 5,060 2026-07-24 13:54:43
87.117.128.0/21 5,051 2026-07-24 13:54:43
87.117.136.0/23 5,040 2026-07-24 13:54:43
87.117.140.0/22 5,040 2026-07-24 13:54:43
87.117.146.0/23 5,038 2026-07-24 13:54:43
87.117.148.0/23 5,035 2026-07-24 13:54:43
109.172.48.0/22 4,785 2026-07-24 13:54:43
109.172.52.0/23 4,777 2026-07-24 13:54:43
89.221.197.0/24 4,710 2026-07-24 13:54:43

Frequently Asked Questions

What is AS41691?

AS41691 is an Autonomous System Number assigned to Rostelecom. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS41691 announce?

AS41691 announces 10.2K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Russia.

Who operates AS41691?

AS41691 is operated by Rostelecom. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS41691 registered in?

AS41691 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 15:10:32 UTC
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