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Autonomous System

AS51178

JSC Avantel

Announced IPs
7,168
CIDR prefixes
11
ASN
AS51178

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

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 20-50Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open
IRR record RIPE::AS-AVANTEL-SPB

Present at 12 internet exchanges: MSK-IX Saint-Petersburg: MSK-IX Saint-Petersburg peering network, MSK-IX Moscow: MSK-IX peering network, PITER-IX Saint-Petersburg: SPB_PEERING_VLAN, PITER-IX Moscow: MSK_PEERING_VLAN, GNM-IX, Global-IX, CLOUD-IX SPB, MSK-IX Novosibirsk, MSK-IX Ekaterinburg, MSK-IX Rostov-on-Don, …

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51178 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
5.61.13.0/24 28,845 2026-07-18 11:24:19
188.68.187.0/24 28,364 2026-07-18 11:24:19
5.61.14.0/24 26,234 2026-07-18 11:24:19
185.218.68.0/23 25,694 2026-07-18 11:24:19
93.88.175.0/24 25,416 2026-07-18 11:24:19
91.219.64.0/22 24,092 2026-07-18 11:24:19
93.88.172.0/22 24,037 2026-07-18 11:24:19
91.197.192.0/22 23,910 2026-07-18 11:24:19
185.18.124.0/22 23,895 2026-07-18 11:24:19
185.132.196.0/23 23,721 2026-07-18 11:24:19
188.68.184.0/22 23,491 2026-07-18 11:24:19
185.218.70.0/24 22,024 2026-07-18 11:24:19
92.249.4.0/24 3,978 2026-07-18 11:01:26
91.219.65.254/32 315 2026-07-18 11:01:26
91.219.65.130/32 308 2026-07-18 11:01:26

Frequently Asked Questions

What is AS51178?

AS51178 is an Autonomous System Number assigned to JSC Avantel. 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 AS51178 announce?

AS51178 announces 7.2K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Russia.

Who operates AS51178?

AS51178 is operated by JSC Avantel. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS51178 registered in?

AS51178 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 11:25:31 UTC
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