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AS204170
AWASR

AS204170 announces 143,104 IPv4 addresses across 78 routed ranges, registered in OM. Figures come from the public global routing table and are refreshed daily.

143K addressesIPv4 space announced
78Routed ranges
OMRegistry country

Is AS204170 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 78 announced ranges.

Range startRange endAddresses
2.56.253.02.56.253.255256
5.102.176.05.102.183.2552,048
38.10.224.038.10.239.2554,096
38.51.160.038.51.175.2554,096
38.199.32.038.199.63.2558,192
38.253.192.038.253.223.2558,192
45.11.83.045.11.83.255256
45.13.56.045.13.57.255512
45.90.221.045.90.221.255256
45.94.56.045.94.57.255512
45.129.34.045.129.34.255256
45.152.45.045.152.45.255256
45.155.44.045.155.47.2551,024
62.3.46.062.3.46.255256
78.111.32.078.111.47.2554,096
80.65.209.080.65.209.255256
81.161.80.081.161.95.2554,096
82.149.72.082.149.75.2551,024
82.180.184.082.180.191.2552,048
84.242.32.084.242.47.2554,096
88.218.201.088.218.201.255256
89.147.128.089.147.191.25516,384
91.199.122.091.199.122.255256
93.177.96.093.177.99.2551,024
94.176.16.094.176.31.2554,096
95.214.219.095.214.219.255256
96.9.128.096.9.159.2558,192
138.199.80.0138.199.95.2554,096
141.105.168.0141.105.175.2552,048
145.14.128.0145.14.129.255512
154.41.96.0154.41.127.2558,192
154.58.160.0154.58.191.2558,192
155.133.78.0155.133.78.255256
157.97.133.0157.97.133.255256
157.180.236.0157.180.237.255512
159.48.4.0159.48.11.2552,048
160.238.38.0160.238.38.255256
161.8.64.0161.8.127.25516,384
176.116.19.0176.116.19.255256
176.119.195.0176.119.195.255256
178.20.16.0178.20.23.2552,048
185.29.140.0185.29.143.2551,024
185.108.156.0185.108.159.2551,024
185.112.104.0185.112.107.2551,024
185.182.10.0185.182.10.255256
185.183.183.0185.183.183.255256
185.185.124.0185.185.125.255512
185.211.33.0185.211.33.255256
185.222.124.0185.222.127.2551,024
185.225.235.0185.225.235.255256
185.226.126.0185.226.126.255256
185.228.4.0185.228.7.2551,024
185.232.15.0185.232.15.255256
185.243.56.0185.243.56.255256
185.243.59.0185.243.59.255256
185.245.181.0185.245.181.255256
185.245.254.0185.245.254.255256
192.145.81.0192.145.81.255256
193.22.144.0193.22.145.255512
193.22.153.0193.22.153.255256
193.29.60.0193.29.60.255256
193.42.97.0193.42.97.255256
193.43.68.0193.43.68.255256
193.238.244.0193.238.247.2551,024
194.60.200.0194.60.200.255256
194.110.84.0194.110.84.255256
194.110.193.0194.110.193.255256
194.156.226.0194.156.226.255256
194.163.0.0194.163.15.2554,096
194.195.80.0194.195.83.2551,024
194.233.108.0194.233.111.2551,024
195.179.196.0195.179.199.2551,024
195.179.204.0195.179.207.2551,024
195.200.210.0195.200.210.255256
195.200.215.0195.200.215.255256
195.200.221.0195.200.221.255256
199.48.224.0199.48.224.255256
206.167.33.0206.167.33.255256

Check a specific address

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