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Autonomous System

AS13056

Rostelecom

Announced IPs
10,496
CIDR prefixes
8
ASN
AS13056

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 v1.1.0 — 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

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
78.132.128.0/19 8.2K
0.0%
Rostelecom RU Tambov Oblast Uvarovo
78.132.128.0/20 4.1K
88.2%
Rostelecom RU
213.135.128.0/21 2.0K
26.5%
Rostelecom RU
78.132.208.0/22 1.0K
0.0%
Rostelecom RU
91.202.20.0/22 1.0K
5.0%
Rostelecom RU
213.135.140.0/22 1.0K
25.9%
Rostelecom RU
213.135.144.0/22 1.0K
63.3%
Rostelecom RU
193.33.62.0/23 512
0.0%
Rostelecom RU
213.135.152.0/23 512
0.0%
Rostelecom RU
194.226.132.0/24 256
39.5%
Rostelecom RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS13056 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
194.226.132.0/24 7,602 2026-07-21 15:23:40
37.76.160.0/19 4,408 2026-07-21 15:23:40
91.202.20.0/24 4,352 2026-07-21 15:23:40
91.202.20.0/22 4,348 2026-07-21 15:23:40
91.202.21.0/24 4,321 2026-07-21 15:23:40
78.132.128.0/17 4,302 2026-07-21 15:23:40
178.75.64.0/18 4,253 2026-07-21 15:23:40
193.33.62.0/23 4,233 2026-07-21 15:23:40
213.135.128.0/24 4,217 2026-07-21 15:23:40
213.135.128.0/19 4,206 2026-07-21 15:23:40
213.135.134.0/24 2 2026-05-19 15:09:23

Frequently Asked Questions

What is AS13056?

AS13056 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 AS13056 announce?

AS13056 announces 10.5K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Russia.

Who operates AS13056?

AS13056 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 AS13056 registered in?

AS13056 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-21 15:40:31 UTC
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