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Autonomous System

AS21191

Joint Stock Company TransTeleCom

Announced IPs
25,600
CIDR prefixes
7
ASN
AS21191

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

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

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS21191 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
83.69.3.0/24 20,829 2026-09-13 17:28:36
5.178.24.0/21 18,552 2026-09-13 17:28:36
5.43.240.0/22 18,143 2026-09-13 17:28:36
5.43.244.0/22 17,091 2026-09-13 17:28:36
83.69.6.0/24 16,983 2026-09-13 17:28:36
83.69.24.0/22 16,369 2026-09-13 17:28:36
83.69.30.0/23 16,225 2026-09-13 17:28:36
83.69.18.0/24 16,219 2026-09-13 17:28:36
83.69.13.0/24 16,206 2026-09-13 17:28:36
83.69.19.0/24 16,204 2026-09-13 17:28:36
83.69.17.0/24 16,199 2026-09-13 17:28:36
83.69.14.0/24 16,194 2026-09-13 17:28:36
83.69.0.0/23 15,897 2026-09-13 17:28:36
83.69.20.0/22 15,586 2026-09-13 17:28:36
83.69.7.0/24 15,243 2026-09-13 17:28:36
37.99.216.0/21 14,734 2026-09-13 17:28:36
83.69.10.0/24 14,643 2026-09-13 17:28:36
83.69.11.0/24 14,632 2026-09-13 17:28:36
83.69.8.0/24 14,604 2026-09-13 17:28:36
83.69.12.0/22 14,553 2026-09-13 17:28:36
83.69.16.0/22 14,519 2026-09-13 17:28:36
80.92.11.0/24 13,317 2026-09-13 17:28:36
80.92.12.0/24 13,187 2026-09-13 17:28:36
80.92.13.0/24 13,149 2026-09-13 17:28:36
80.92.14.0/23 13,134 2026-09-13 17:28:36
83.69.15.0/24 13,119 2026-09-13 17:28:36
80.92.7.0/24 13,088 2026-09-13 17:28:36
80.92.8.0/24 13,088 2026-09-13 17:28:36
80.92.31.0/24 13,066 2026-09-13 17:28:36
80.92.0.0/19 13,062 2026-09-13 17:28:36
80.92.10.0/24 13,052 2026-09-13 17:28:36
80.92.9.0/24 13,047 2026-09-13 17:28:36
80.92.3.0/24 13,039 2026-09-13 17:28:36
80.92.6.0/24 13,028 2026-09-13 17:28:36
80.92.0.0/24 13,026 2026-09-13 17:28:36
80.92.20.0/22 13,018 2026-09-13 17:28:36
80.92.30.0/24 13,014 2026-09-13 17:28:36
80.92.29.0/24 13,009 2026-09-13 17:28:36
149.154.112.0/21 12,996 2026-09-13 17:28:36
80.92.24.0/24 12,993 2026-09-13 17:28:36
80.92.2.0/24 12,992 2026-09-13 17:28:36
80.92.26.0/24 12,977 2026-09-13 17:28:36
80.92.25.0/24 12,968 2026-09-13 17:28:36
80.92.17.0/24 12,968 2026-09-13 17:28:36
80.92.19.0/24 12,967 2026-09-13 17:28:36
80.92.27.0/24 12,963 2026-09-13 17:28:36
80.92.18.0/24 12,961 2026-09-13 17:28:36
80.92.4.0/24 12,921 2026-09-13 17:28:36
80.92.1.0/24 12,878 2026-09-13 17:22:45
83.69.2.0/24 12,875 2026-09-13 17:23:15

Showing top 50 of 57 announced prefixes by sample volume.

Frequently Asked Questions

What is AS21191?

AS21191 is an Autonomous System Number assigned to Joint Stock Company TransTeleCom. 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 AS21191 announce?

AS21191 announces 25.6K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Russia.

Who operates AS21191?

AS21191 is operated by Joint Stock Company TransTeleCom. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS21191 registered in?

AS21191 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-13 17:55:56 UTC
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