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Autonomous System

AS42574

Novaya Sibir Plus Ltd.

Announced IPs
9,728
CIDR prefixes
7
ASN
AS42574

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.

65/100
Moderate
How this score is built

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

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 10-20Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record RIPE::AS-NSPLUS

Present at 8 internet exchanges: MSK-IX Novosibirsk, MSK-IX Moscow: MSK-IX peering network, GNM-IX, Sibir-IX, BAIKAL-IX: Peering LAN, inet2: vlan888, W-IX: vlan800, SFO-IX: SFO-IX

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS42574 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
91.189.160.0/24 155,342 2026-10-10 06:03:59
91.189.161.0/24 155,305 2026-10-10 06:03:59
94.232.234.0/24 155,200 2026-10-10 06:03:59
94.232.237.0/24 155,170 2026-10-10 06:03:59
91.189.163.0/24 155,114 2026-10-10 06:03:59
91.189.166.0/24 155,085 2026-10-10 06:03:59
94.232.233.0/24 155,070 2026-10-10 06:03:59
91.189.164.0/24 155,050 2026-10-10 06:03:59
94.232.236.0/24 155,025 2026-10-10 06:03:59
193.33.101.0/24 154,994 2026-10-10 06:03:59
94.232.235.0/24 154,975 2026-10-10 06:03:59
91.189.165.0/24 154,955 2026-10-10 06:03:59
91.189.162.0/24 154,882 2026-10-10 06:03:59
94.232.232.0/24 154,807 2026-10-10 06:03:59
194.146.201.0/24 154,796 2026-10-10 06:03:59
94.232.238.0/24 154,763 2026-10-10 06:03:59
194.146.202.0/24 154,710 2026-10-10 06:03:59
194.146.203.0/24 154,535 2026-10-10 06:03:59
193.33.100.0/24 154,390 2026-10-10 06:03:59
194.146.200.0/24 154,313 2026-10-10 06:03:59
31.41.192.0/21 151,120 2026-10-10 06:03:59
91.203.2.0/24 149,441 2026-10-10 06:03:59
91.203.1.0/24 149,417 2026-10-10 06:03:59
91.201.206.0/24 149,390 2026-10-10 06:03:59
91.203.0.0/24 149,356 2026-10-10 06:03:59
91.203.3.0/24 149,198 2026-10-10 06:03:59
91.201.205.0/24 149,159 2026-10-10 06:03:59
91.201.207.0/24 149,135 2026-10-10 06:03:59
91.201.204.0/24 148,944 2026-10-10 06:03:59
91.189.167.0/24 116,384 2026-10-10 06:03:59
94.232.239.0/24 38,176 2026-10-10 06:03:59

Frequently Asked Questions

What is AS42574?

AS42574 is an Autonomous System Number assigned to Novaya Sibir Plus Ltd.. 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 AS42574 announce?

AS42574 announces 9.7K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Russia.

Who operates AS42574?

AS42574 is operated by Novaya Sibir Plus Ltd.. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS42574 registered in?

AS42574 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-10 06:24:06 UTC
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