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Autonomous System

AS50543

JSC ER-Telecom Holding

Announced IPs
61,696
CIDR prefixes
19
ASN
AS50543

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Web3 footprint

AS50543 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS50543 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
109.195.30.0/24 18,652 2026-07-18 12:00:28
188.232.4.0/22 14,351 2026-07-18 12:00:28
188.232.8.0/22 14,349 2026-07-18 12:00:28
188.232.0.0/22 14,339 2026-07-18 12:00:28
188.232.20.0/22 14,289 2026-07-18 12:00:28
188.232.24.0/22 14,287 2026-07-18 12:00:28
188.235.116.0/22 14,270 2026-07-18 12:00:28
188.232.16.0/22 14,264 2026-07-18 12:00:28
188.235.184.0/22 14,244 2026-07-18 12:00:28
188.232.12.0/22 14,241 2026-07-18 12:00:28
188.235.112.0/22 14,223 2026-07-18 12:00:28
188.235.188.0/22 14,220 2026-07-18 12:00:28
5.167.156.0/22 13,815 2026-07-18 11:59:03
176.212.76.0/22 13,750 2026-07-18 12:00:28
176.212.72.0/22 13,742 2026-07-18 12:00:28
5.167.152.0/22 13,736 2026-07-18 11:59:03
5.167.148.0/22 13,722 2026-07-18 11:59:03
5.167.144.0/22 13,682 2026-07-18 11:59:03
5.167.144.0/24 12,550 2026-07-18 11:59:03
31.131.204.0/22 12,407 2026-07-18 11:59:16
31.131.200.0/22 12,405 2026-07-18 11:59:16
79.136.192.0/22 12,264 2026-07-18 11:59:16
188.232.8.0/24 12,013 2026-07-18 10:52:52
188.235.176.0/22 8,705 2026-07-18 12:00:28
188.232.28.0/22 8,693 2026-07-18 12:00:28
188.235.180.0/22 8,689 2026-07-18 12:00:28
188.235.168.0/22 8,686 2026-07-18 12:00:28
188.235.164.0/22 8,679 2026-07-18 12:00:28
5.3.252.0/22 8,385 2026-07-18 11:59:01
5.3.240.0/22 8,370 2026-07-18 11:59:01
5.3.244.0/22 8,369 2026-07-18 11:59:01
5.3.248.0/22 8,367 2026-07-18 11:59:01
5.165.200.0/22 8,301 2026-07-18 11:59:03
5.165.192.0/22 8,280 2026-07-18 11:59:03
5.165.204.0/22 8,272 2026-07-18 11:59:03
5.165.196.0/22 8,256 2026-07-18 11:59:03
176.212.64.0/22 8,164 2026-07-18 12:00:28
176.212.68.0/22 8,141 2026-07-18 12:00:28
37.113.252.0/22 7,862 2026-07-18 11:59:16
94.180.32.0/22 7,847 2026-07-18 12:00:28
37.113.248.0/22 7,844 2026-07-18 11:59:16
94.180.36.0/22 7,842 2026-07-18 12:00:28
37.112.116.0/22 7,840 2026-07-18 11:59:16
37.112.112.0/22 7,824 2026-07-18 11:59:16
188.186.56.0/23 7,671 2026-07-18 12:00:28
188.187.252.0/24 7,667 2026-07-18 12:00:28
188.232.0.0/19 7,665 2026-07-18 12:00:28
188.235.112.0/21 7,661 2026-07-18 12:00:28
188.186.58.0/23 7,660 2026-07-18 12:00:28
188.235.128.0/18 7,629 2026-07-18 12:00:28

Showing top 50 of 67 announced prefixes by sample volume.

Frequently Asked Questions

What is AS50543?

AS50543 is an Autonomous System Number assigned to JSC ER-Telecom Holding. 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 AS50543 announce?

AS50543 announces 61.7K IPv4 addresses distributed across 19 routed CIDR prefixes. The network is registered in Russia.

Who operates AS50543?

AS50543 is operated by JSC ER-Telecom Holding. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS50543 registered in?

AS50543 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 12:25:31 UTC
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