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AS25159
SONICDUO-AS

AS25159 announces 139,008 IPv4 addresses across 43 routed ranges, registered in RU. Figures come from the public global routing table and are refreshed daily.

139K addressesIPv4 space announced
43Routed ranges
RURegistry country

Is AS25159 datacenter space?

Not according to the nine cloud and CDN providers whose published range lists we track. That is a statement about those specific lists, not proof the space is residential — plenty of hosting companies never publish machine-readable ranges, and this AS may well be one of them.

The reliable way to classify a specific address is to check it directly rather than to infer from the AS. The free lookup tool returns live tunnel and datacenter signals for any address.

What an AS number does and does not tell you

An autonomous system number identifies who announces a block of addresses to the internet's routing table. It is an organisational fact, and a durable one — useful for attributing traffic to a hosting company, a carrier, or a university.

It is not a risk signal. A residential ISP's AS carries the household traffic of millions of ordinary customers and, at the same time, whatever residential proxy exits have been installed on those customers' devices. A hosting AS carries scrapers and legitimate server-to-server integrations in the same ranges. Scoring an address on the reputation of its AS produces exactly the false positives that make fraud tooling untrustworthy.

Sentinel does not feed AS names or routing data into its risk score. Tunnel detection comes from live network intelligence, and the dch signal comes from provider-published ranges. This directory exists to answer "who announces this address," which is a different and genuinely useful question.

Announced IPv4 ranges

All 43 announced ranges.

Range startRange endAddresses
31.173.0.031.173.95.25524,576
37.28.176.037.28.183.2552,048
37.29.32.037.29.39.2552,048
46.229.128.046.229.131.2551,024
62.64.0.062.64.31.2558,192
78.25.112.078.25.115.2551,024
78.25.118.078.25.119.255512
83.222.212.083.222.223.2553,072
83.229.211.083.229.211.255256
85.26.144.085.26.159.2554,096
91.205.168.091.205.171.2551,024
94.25.131.094.25.131.255256
94.25.144.094.25.160.2554,352
94.25.164.094.25.164.255256
94.25.168.094.25.191.2556,144
109.188.64.0109.188.103.25510,240
109.188.112.0109.188.114.255768
109.188.124.0109.188.125.255512
128.204.76.0128.204.79.2551,024
130.49.216.0130.49.216.255256
178.176.0.0178.176.47.25512,288
178.176.52.0178.176.55.2551,024
178.176.72.0178.176.79.2552,048
178.176.92.0178.176.95.2551,024
178.177.0.0178.177.39.25510,240
178.177.41.0178.177.48.2552,048
178.177.50.0178.177.59.2552,560
178.177.61.0178.177.63.255768
178.178.192.0178.178.195.2551,024
178.178.198.0178.178.199.255512
178.178.216.0178.178.223.2552,048
178.178.235.0178.178.236.255512
188.170.0.0188.170.47.25512,288
193.201.228.0193.201.231.2551,024
195.16.96.0195.16.111.2554,096
195.16.112.0195.16.127.2554,096
195.230.70.0195.230.71.255512
195.230.91.0195.230.92.255512
212.69.96.0212.69.106.2552,816
212.69.107.0212.69.125.2554,864
212.69.126.0212.69.127.255512
213.243.109.0213.243.109.255256
213.243.116.0213.243.116.255256

Check a specific address

The AS tells you who announces a range. Whether one address inside it is currently a tunnel is a live question, answered per address — for example 31.173.0.0, the first address in this AS's announced space. The free lookup tool takes any address, and the IP intelligence hub explains what each signal means.

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