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Autonomous System

AS57128

JSC Ufanet

Announced IPs
12,288
CIDR prefixes
6
ASN
AS57128

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Present at 1 internet exchange: PITER-IX Moscow: MSK_PEERING_VLAN

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS57128 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
46.191.224.0/24 91,405 2026-11-13 09:19:37
93.157.249.0/24 88,579 2026-11-13 09:19:37
95.105.72.0/24 88,295 2026-11-13 09:19:37
46.191.227.0/24 87,333 2026-11-13 09:19:37
95.105.8.0/22 38,792 2026-11-13 09:47:15
46.191.224.0/22 38,633 2026-11-13 09:47:15
77.79.156.0/22 38,106 2026-11-13 09:47:15
95.105.64.0/20 38,063 2026-11-13 09:47:15
95.105.64.0/22 38,014 2026-11-13 09:47:15
95.105.76.0/22 37,806 2026-11-13 09:47:15
95.105.72.0/22 37,747 2026-11-13 09:47:15
95.105.0.0/22 37,736 2026-11-13 09:47:15
95.105.12.0/22 37,712 2026-11-13 09:47:15
95.105.4.0/22 37,700 2026-11-13 09:47:15
95.105.0.0/20 37,677 2026-11-13 09:47:15
93.157.248.0/22 37,633 2026-11-13 09:47:15
84.39.244.0/22 35,772 2026-11-13 09:47:15
95.105.68.0/22 35,671 2026-11-13 09:47:15

Frequently Asked Questions

What is AS57128?

AS57128 is an Autonomous System Number assigned to JSC Ufanet. 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 AS57128 announce?

AS57128 announces 12.3K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Russia.

Who operates AS57128?

AS57128 is operated by JSC Ufanet. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS57128 registered in?

AS57128 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 10:54:05 UTC
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