Skip to main content
Autonomous System

AS9049

JSC ER-Telecom Holding

Announced IPs
12,544
CIDR prefixes
11
ASN
AS9049

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.

58/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 1 MOAS prefix — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS9049 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
37.230.237.0/24 AS9049, AS35598 2026-10-13 22:58:57

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 5-10Tbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Selective
IRR record RIPE::AS-ERTH

Present at 13 internet exchanges: MSK-IX Saint-Petersburg: MSK-IX Saint-Petersburg peering network, MSK-IX Moscow: MSK-IX peering network, MSK-IX Rostov-on-Don, MSK-IX Samara, MSK-IX Novosibirsk, MSK-IX Ekaterinburg, GNM-IX, W-IX: vlan800, RED-IX, Sibir-IX, …

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
83.172.48.0/21 2.0K
49.9%
JSC ER-Telecom Holding RU — —
188.234.72.0/21 2.0K
99.8%
JSC ER-Telecom Holding RU — —
188.234.136.0/21 2.0K
98.5%
JSC ER-Telecom Holding RU St.-Petersburg St Petersburg
188.234.152.0/21 2.0K
99.7%
JSC ER-Telecom Holding RU — —
31.131.196.0/22 1.0K
99.5%
JSC ER-Telecom Holding RU — —
188.234.76.0/22 1.0K
99.6%
JSC ER-Telecom Holding RU — —
188.234.128.0/22 1.0K
99.8%
JSC ER-Telecom Holding RU — —
188.234.136.0/22 1.0K
99.4%
JSC ER-Telecom Holding RU — —
188.234.144.0/22 1.0K
99.8%
JSC ER-Telecom Holding RU — —
188.234.74.0/23 512
100.0%
JSC ER-Telecom Holding RU — —
188.234.128.0/23 512
100.0%
JSC ER-Telecom Holding RU — —
188.234.134.0/23 512
48.2%
JSC ER-Telecom Holding RU — —
188.234.142.0/23 512
95.5%
JSC ER-Telecom Holding RU — —
5.3.85.0/24 256
99.6%
JSC ER-Telecom Holding RU — —
37.230.237.0/24 256
1.6%
LLC ER-Telecom Moscow NL — —
88.204.106.0/24 256
0.0%
JSC ER-Telecom Holding RU — —
188.234.73.0/24 256
99.6%
JSC ER-Telecom Holding RU — —
188.234.130.0/24 256
99.6%
JSC ER-Telecom Holding RU — —
188.234.141.0/24 256
100.0%
JSC ER-Telecom Holding RU St.-Petersburg St Petersburg
188.234.72.128/25 128
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.0/25 128
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.128/25 128
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.64/26 64
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.0/27 32
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.96/27 32
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.192/27 32
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.32/27 32
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.32/28 16
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.80/28 16
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.144/28 16
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.240/28 16
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.56/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.72/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.136/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.160/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.176/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.232/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.0/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.24/29 8
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.48/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.68/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.128/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.168/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.188/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.224/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.12/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.16/30 4
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.54/31 2
100.0%
JSC ER-Telecom Holding SE — —
188.234.72.64/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.132/31 2
100.0%
JSC ER-Telecom Holding NL — —
188.234.131.172/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.174/31 2
100.0%
JSC ER-Telecom Holding SE — —
188.234.131.186/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.228/31 2
100.0%
JSC ER-Telecom Holding NL — —
188.234.131.230/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.10/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.20/31 2
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.22/31 2
100.0%
JSC ER-Telecom Holding NL — —
188.234.72.52/32 1
100.0%
JSC ER-Telecom Holding DE — —
188.234.72.53/32 1
100.0%
JSC ER-Telecom Holding RU — —
188.234.72.66/32 1
100.0%
JSC ER-Telecom Holding NL — —
188.234.72.67/32 1
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.134/32 1
100.0%
JSC ER-Telecom Holding RU — —
188.234.131.135/32 1
100.0%
JSC ER-Telecom Holding NL — —
188.234.131.184/32 1
100.0%
JSC ER-Telecom Holding SE — —
188.234.131.185/32 1
100.0%
JSC ER-Telecom Holding RU — —
188.234.140.8/32 1
100.0%
JSC ER-Telecom Holding DE — —
188.234.140.9/32 1
100.0%
JSC ER-Telecom Holding RU — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS9049 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
88.204.106.0/24 144,707 2026-10-13 22:28:36
188.234.72.0/24 48,971 2026-10-13 22:29:33
5.3.85.0/24 48,934 2026-10-13 22:28:06
31.131.198.0/23 43,442 2026-10-13 22:27:53
188.234.135.0/24 41,743 2026-10-13 22:29:33
188.234.132.0/22 41,741 2026-10-13 22:29:33
188.234.128.0/22 41,650 2026-10-13 22:29:33
188.234.136.0/21 41,644 2026-10-13 22:29:33
188.234.130.0/24 41,640 2026-10-13 22:29:33
188.234.131.0/24 41,630 2026-10-13 22:29:33
188.234.128.0/24 41,628 2026-10-13 22:29:33
188.234.144.0/24 41,628 2026-10-13 22:29:33
188.234.129.0/24 41,610 2026-10-13 22:29:33
188.234.147.0/24 41,600 2026-10-13 22:29:33
188.234.145.0/24 41,600 2026-10-13 22:29:33
188.234.128.0/20 41,597 2026-10-13 22:29:33
188.234.146.0/24 41,595 2026-10-13 22:29:33
188.234.144.0/23 41,595 2026-10-13 22:29:33
188.234.144.0/22 41,594 2026-10-13 22:29:33
188.234.140.0/22 41,586 2026-10-13 22:29:33
188.234.146.0/23 41,581 2026-10-13 22:29:33
188.234.136.0/22 41,562 2026-10-13 22:29:33
188.234.128.0/21 41,558 2026-10-13 22:29:33
83.172.48.0/21 41,201 2026-10-13 22:28:24
31.131.196.0/23 38,582 2026-10-13 22:28:07
188.234.156.0/24 38,382 2026-10-13 22:31:26
188.234.159.0/24 38,361 2026-10-13 22:31:26
188.234.152.0/24 37,752 2026-10-13 22:31:26
188.234.152.0/21 37,691 2026-10-13 22:31:26
188.234.152.0/22 37,681 2026-10-13 22:31:26
188.234.158.0/24 37,679 2026-10-13 22:31:26
188.234.157.0/24 37,667 2026-10-13 22:31:26
188.234.154.0/24 37,666 2026-10-13 22:31:26
188.234.156.0/22 37,635 2026-10-13 22:31:26
188.234.155.0/24 37,629 2026-10-13 22:31:26
37.230.237.0/24 33,957 2026-10-13 22:28:06
188.234.72.0/21 32,025 2026-10-13 22:29:33
188.234.153.0/24 23,578 2026-10-13 22:31:26
178.161.151.0/24 221 2026-10-09 12:12:47
178.161.223.0/24 221 2026-10-09 12:12:47
185.1.41.0/24 103 2026-06-30 09:26:43

Frequently Asked Questions

What is AS9049?

AS9049 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 AS9049 announce?

AS9049 announces 12.5K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Russia.

Who operates AS9049?

AS9049 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 AS9049 registered in?

AS9049 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-13 22:54:05 UTC
Share