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Autonomous System

AS51698

ActiveHost RU LLC

Announced IPs
3,840
CIDR prefixes
5
ASN
AS51698

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 →

Network profile

Source: PeeringDB →
Network type Enterprise
Traffic level 1-5Gbps
Geographic scope Regional
Traffic ratio Heavy Outbound
Peering policy Open

Present at 1 internet exchange: CLOUD-IX MSK

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
178.159.248.0/21 2.0K
13.3%
ActiveHost RU LLC RU Moscow Moscow
91.227.152.0/23 512
3.5%
ActiveHost RU LLC RU
185.47.154.0/23 512
0.0%
ActiveHost RU LLC RU
185.65.138.0/23 512
1.4%
ActiveHost RU LLC RU
37.230.244.0/24 256
3.9%
ActiveHost RU LLC NL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51698 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
178.159.252.0/24 20,228 2026-08-01 21:50:47
178.159.248.0/23 20,193 2026-08-01 21:50:47
178.159.250.0/24 20,160 2026-08-01 21:50:47
37.230.244.0/24 19,805 2026-08-01 21:49:57
185.47.154.0/23 19,332 2026-08-01 22:24:22
185.65.138.0/23 19,318 2026-08-01 22:24:22
91.227.152.0/23 19,051 2026-08-01 22:24:22
178.159.248.0/21 18,836 2026-08-01 21:50:47
91.227.152.0/24 6,410 2026-08-01 21:50:19
91.227.153.0/24 6,401 2026-08-01 21:50:19
185.47.154.0/24 6,335 2026-08-01 21:50:19
178.159.253.0/24 6,295 2026-08-01 21:50:47
178.159.255.0/24 6,294 2026-08-01 21:50:47
178.159.254.0/24 6,293 2026-08-01 21:50:47
185.65.139.0/24 6,282 2026-08-01 21:50:19
178.159.251.0/24 6,191 2026-08-01 21:50:47

Frequently Asked Questions

What is AS51698?

AS51698 is an Autonomous System Number assigned to ActiveHost RU LLC. 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 AS51698 announce?

AS51698 announces 3.8K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Russia.

Who operates AS51698?

AS51698 is operated by ActiveHost RU LLC. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS51698 registered in?

AS51698 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-01 22:25:31 UTC
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