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Autonomous System

AS196991

System Operator of the United Power System, JSC

Announced IPs
14,080
CIDR prefixes
21
ASN
AS196991

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
178.74.144.0/20 4.1K
3.3%
System Operator of the United Power System, JSC RU St.-Petersburg St Petersburg
178.74.136.0/22 1.0K
0.5%
System Operator of the United Power System, JSC RU
178.74.172.0/22 1.0K
1.2%
System Operator of the United Power System, JSC RU
178.74.180.0/22 1.0K
2.0%
System Operator of the United Power System, JSC RU
178.74.188.0/22 1.0K
10.6%
System Operator of the United Power System, JSC RU
178.74.128.0/23 512
27.9%
System Operator of the United Power System, JSC RU
178.74.132.0/23 512
0.2%
System Operator of the United Power System, JSC RU
178.74.140.0/23 512
1.4%
System Operator of the United Power System, JSC RU
178.74.164.0/23 512
2.0%
System Operator of the United Power System, JSC RU
178.74.170.0/23 512
0.4%
System Operator of the United Power System, JSC RU
178.74.178.0/23 512
11.1%
System Operator of the United Power System, JSC RU
178.74.184.0/23 512
3.3%
System Operator of the United Power System, JSC RU
178.74.131.0/24 256
0.0%
System Operator of the United Power System, JSC RU
178.74.135.0/24 256
0.4%
System Operator of the United Power System, JSC RU
178.74.143.0/24 256
0.0%
System Operator of the United Power System, JSC RU
178.74.160.0/24 256
7.4%
System Operator of the United Power System, JSC RU
178.74.163.0/24 256
2.7%
System Operator of the United Power System, JSC RU
178.74.166.0/24 256
1.2%
System Operator of the United Power System, JSC RU
178.74.169.0/24 256
4.3%
System Operator of the United Power System, JSC RU
178.74.177.0/24 256
3.1%
System Operator of the United Power System, JSC RU
178.74.187.0/24 256
2.3%
System Operator of the United Power System, JSC RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS196991 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
178.74.166.0/24 45,727 2026-07-31 07:20:15
178.74.173.0/24 31,091 2026-07-31 07:20:15
178.74.191.0/24 22,151 2026-07-31 07:20:04
178.74.175.0/24 16,447 2026-07-31 07:20:15
178.74.153.0/24 16,304 2026-07-31 07:20:06
178.74.163.0/24 15,363 2026-07-31 07:19:54
178.74.158.0/24 13,971 2026-07-31 07:20:06
178.74.131.0/24 13,937 2026-07-31 07:20:15
178.74.164.0/24 13,492 2026-07-31 07:20:15
178.74.179.0/24 12,773 2026-07-31 07:20:15
178.74.185.0/24 12,670 2026-07-31 07:20:06
178.74.177.0/24 12,179 2026-07-31 07:20:06
178.74.156.0/24 12,178 2026-07-31 07:20:00
178.74.144.0/24 11,790 2026-07-31 07:20:06
178.74.150.0/24 11,733 2026-07-31 07:20:06
178.74.136.0/24 10,299 2026-07-31 07:20:15
178.74.143.0/24 10,201 2026-07-31 07:20:06
178.74.178.0/24 10,085 2026-07-31 07:20:06
178.74.160.0/24 9,422 2026-07-31 07:19:38
178.74.159.0/24 9,320 2026-07-31 07:20:06
178.74.147.0/24 9,215 2026-07-31 07:20:06
178.74.182.0/24 8,516 2026-07-31 07:20:06
178.74.172.0/24 8,495 2026-07-31 07:20:15
178.74.154.0/24 8,426 2026-07-31 07:20:10
178.74.140.0/24 8,353 2026-07-31 07:20:15
178.74.141.0/24 8,338 2026-07-31 07:20:15
178.74.129.0/24 8,309 2026-07-31 07:19:51
178.74.165.0/24 8,303 2026-07-31 07:20:15
178.74.184.0/24 8,259 2026-07-31 07:20:06
178.74.170.0/23 8,191 2026-07-31 07:20:15
178.74.145.0/24 7,796 2026-07-31 07:20:06
178.74.181.0/24 7,775 2026-07-31 07:20:06
178.74.128.0/24 7,709 2026-07-31 07:19:46
178.74.138.0/24 7,537 2026-07-31 07:20:15
178.74.152.0/24 7,309 2026-07-31 07:20:06
178.74.137.0/24 7,214 2026-07-31 07:20:15
178.74.155.0/24 7,168 2026-07-31 07:20:06
178.74.151.0/24 7,161 2026-07-31 07:20:06
178.74.188.0/24 7,116 2026-07-31 07:20:06
178.74.169.0/24 6,889 2026-07-31 07:20:15
178.74.133.0/24 6,779 2026-07-31 07:20:15
178.74.149.0/24 6,692 2026-07-31 07:20:06
178.74.189.0/24 6,690 2026-07-31 07:19:58
178.74.148.0/24 6,559 2026-07-31 07:20:06
178.74.139.0/24 6,530 2026-07-31 07:20:15
178.74.157.0/24 6,490 2026-07-31 07:20:02
178.74.146.0/24 6,472 2026-07-31 07:20:15
178.74.135.0/24 6,253 2026-07-31 07:20:15
178.74.190.0/24 6,068 2026-07-31 07:20:01
178.74.132.0/24 6,007 2026-07-31 07:20:15

Showing top 50 of 54 announced prefixes by sample volume.

Frequently Asked Questions

What is AS196991?

AS196991 is an Autonomous System Number assigned to System Operator of the United Power System, JSC. 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 AS196991 announce?

AS196991 announces 14.1K IPv4 addresses distributed across 21 routed CIDR prefixes. The network is registered in Russia.

Who operates AS196991?

AS196991 is operated by System Operator of the United Power System, JSC. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS196991 registered in?

AS196991 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 07:25:30 UTC
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