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Autonomous System

AS56420

JSC ER-Telecom Holding

Announced IPs
67,584
CIDR prefixes
24
ASN
AS56420

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 →

AS56420 — global IP footprint

Cities where AS56420 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
176.104.192.0/19 8.2K
100.0%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
176.212.160.0/19 8.2K
93.1%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
31.44.48.0/20 4.1K
100.0%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
37.112.96.0/20 4.1K
99.5%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
77.106.112.0/20 4.1K
99.6%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
94.231.112.0/20 4.1K
99.9%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
95.78.192.0/20 4.1K
100.0%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
109.195.160.0/20 4.1K
99.3%
JSC ER-Telecom Holding RU Ryazan Oblast Mikhaylov
176.112.128.0/20 4.1K
0.0%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
176.214.16.0/20 4.1K
94.3%
JSC ER-Telecom Holding RU
5.166.248.0/21 2.0K
98.7%
JSC ER-Telecom Holding RU
37.203.200.0/21 2.0K
98.3%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
78.31.72.0/21 2.0K
97.5%
JSC ER-Telecom Holding RU Ryazan Oblast Ryazan
92.39.136.0/21 2.0K
96.9%
JSC ER-Telecom Holding RU
176.215.168.0/21 2.0K
94.4%
JSC ER-Telecom Holding RU
176.241.224.0/21 2.0K
95.7%
JSC ER-Telecom Holding RU
188.233.224.0/21 2.0K
99.4%
JSC ER-Telecom Holding RU
31.132.184.0/22 1.0K
99.5%
JSC ER-Telecom Holding RU
193.34.8.0/22 1.0K
100.0%
JSC ER-Telecom Holding RU
31.132.162.0/23 512
99.4%
JSC ER-Telecom Holding RU
84.22.192.0/23 512
7.4%
JSC ER-Telecom Holding RU
195.110.46.0/23 512
98.6%
JSC ER-Telecom Holding RU
5.3.23.0/24 256
95.7%
JSC ER-Telecom Holding RU
188.187.228.0/24 256
100.0%
JSC ER-Telecom Holding RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS56420 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
5.166.252.0/23 6,656 2026-07-20 10:33:41
176.212.172.0/23 6,098 2026-07-20 10:33:41
31.44.52.0/23 6,094 2026-07-20 10:33:41
176.212.188.0/23 6,084 2026-07-20 10:33:41
31.44.48.0/22 6,067 2026-07-20 10:33:41
31.44.56.0/22 6,065 2026-07-20 10:33:41
176.241.228.0/22 6,061 2026-07-20 10:33:41
176.241.224.0/22 6,051 2026-07-20 10:33:41
31.44.60.0/23 6,046 2026-07-20 10:33:41
37.112.96.0/22 6,045 2026-07-20 10:33:41
37.112.100.0/22 6,045 2026-07-20 10:33:41
37.203.204.0/23 5,989 2026-07-20 10:33:41
37.203.200.0/22 5,978 2026-07-20 10:33:41
37.112.108.0/22 5,967 2026-07-20 10:33:41
37.112.104.0/22 5,940 2026-07-20 10:33:41
77.106.116.0/22 5,872 2026-07-20 10:33:41
77.106.112.0/22 5,865 2026-07-20 10:33:41
95.78.192.0/22 5,832 2026-07-20 10:33:41
77.106.124.0/22 5,827 2026-07-20 10:33:41
77.106.120.0/22 5,818 2026-07-20 10:33:41
95.78.196.0/22 5,788 2026-07-20 10:33:41
188.233.228.0/22 5,773 2026-07-20 10:33:41
176.214.24.0/22 5,765 2026-07-20 10:33:41
176.215.168.0/23 5,748 2026-07-20 10:33:41
176.104.216.0/22 5,746 2026-07-20 10:33:41
176.104.204.0/22 5,745 2026-07-20 10:33:41
176.104.196.0/22 5,743 2026-07-20 10:33:41
95.78.204.0/22 5,731 2026-07-20 10:33:41
176.104.192.0/22 5,728 2026-07-20 10:33:41
176.104.208.0/22 5,728 2026-07-20 10:33:41
176.104.212.0/22 5,726 2026-07-20 10:33:41
176.104.220.0/22 5,723 2026-07-20 10:33:41
188.233.224.0/22 5,718 2026-07-20 10:33:41
176.212.164.0/22 5,716 2026-07-20 10:33:41
95.78.200.0/22 5,712 2026-07-20 10:33:41
176.212.160.0/22 5,704 2026-07-20 10:33:41
176.214.16.0/22 5,696 2026-07-20 10:33:41
176.212.168.0/22 5,690 2026-07-20 10:33:41
176.104.200.0/22 5,688 2026-07-20 10:33:41
176.212.180.0/22 5,682 2026-07-20 10:33:41
176.215.172.0/22 5,681 2026-07-20 10:33:41
176.212.176.0/22 5,679 2026-07-20 10:33:41
176.112.132.0/23 5,677 2026-07-20 10:33:41
176.112.140.0/22 5,673 2026-07-20 10:33:41
176.214.20.0/22 5,669 2026-07-20 10:33:41
176.112.136.0/22 5,669 2026-07-20 10:33:41
176.212.184.0/22 5,658 2026-07-20 10:33:41
5.3.23.0/24 5,119 2026-07-20 10:33:41
5.166.248.0/21 5,018 2026-07-20 10:33:41
176.212.181.0/24 4,550 2026-07-20 10:38:51

Showing top 50 of 73 announced prefixes by sample volume.

Frequently Asked Questions

What is AS56420?

AS56420 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 AS56420 announce?

AS56420 announces 67.6K IPv4 addresses distributed across 24 routed CIDR prefixes. The network is registered in Russia.

Who operates AS56420?

AS56420 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 AS56420 registered in?

AS56420 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-20 10:55:31 UTC
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