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AS931
AS-HYONIX-US

AS931 announces 66,560 IPv4 addresses across 77 routed ranges, registered in SG. Figures come from the public global routing table and are refreshed daily.

67K addressesIPv4 space announced
77Routed ranges
SGRegistry country

Is AS931 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 77 announced ranges.

Range startRange endAddresses
5.226.52.05.226.55.2551,024
5.226.138.05.226.138.255256
5.252.165.05.252.167.255768
31.216.59.031.216.59.255256
38.240.32.038.240.48.2554,352
38.240.52.038.240.62.2552,816
38.255.32.038.255.35.2551,024
38.255.39.038.255.50.2553,072
38.255.53.038.255.63.2552,816
43.225.88.043.225.88.255256
45.61.168.045.61.168.255256
45.61.175.045.61.175.255256
45.87.60.045.87.63.2551,024
45.130.152.045.130.155.2551,024
45.139.6.045.139.7.255512
45.143.144.045.143.145.255512
45.143.147.045.143.147.255256
46.249.97.046.249.97.255256
64.112.84.064.112.85.255512
64.112.87.064.112.87.255256
66.118.239.066.118.239.255256
89.35.48.089.35.48.255256
89.36.230.089.36.230.255256
89.37.100.089.37.100.255256
89.46.43.089.46.43.255256
103.28.70.0103.28.70.255256
103.96.80.0103.96.83.2551,024
103.104.250.0103.104.251.255512
103.131.130.0103.131.131.255512
103.141.235.0103.141.235.255256
103.142.167.0103.142.167.255256
103.144.51.0103.144.51.255256
103.199.98.0103.199.99.255512
103.202.52.0103.202.55.2551,024
104.224.28.0104.224.28.255256
104.224.30.0104.224.31.255512
104.249.128.0104.249.128.255256
104.249.131.0104.249.131.255256
128.254.192.0128.254.195.2551,024
130.51.42.0130.51.42.255256
135.84.209.0135.84.214.2551,536
135.136.128.0135.136.132.2551,280
135.136.134.0135.136.141.2552,048
135.136.146.0135.136.156.2552,816
135.136.158.0135.136.158.255256
153.52.160.0153.52.173.2553,584
153.52.176.0153.52.179.2551,024
153.52.186.0153.52.187.255512
155.254.96.0155.254.99.2551,024
167.94.47.0167.94.47.255256
167.94.81.0167.94.81.255256
170.39.184.0170.39.184.255256
170.39.186.0170.39.187.255512
178.173.233.0178.173.239.2551,792
178.173.242.0178.173.247.2551,536
185.16.204.0185.16.204.255256
185.147.34.0185.147.34.255256
185.162.74.0185.162.74.255256
185.215.246.0185.215.246.255256
188.209.156.0188.209.159.2551,024
188.210.236.0188.210.236.255256
188.253.8.0188.253.11.2551,024
188.253.28.0188.253.31.2551,024
188.253.104.0188.253.111.2552,048
189.12.224.0189.12.231.2552,048
189.12.237.0189.12.237.255256
189.12.241.0189.12.241.255256
189.12.243.0189.12.248.2551,536
189.12.250.0189.12.252.255768
194.49.68.0194.49.69.255512
194.49.78.0194.49.78.255256
207.189.0.0207.189.15.2554,096
207.189.23.0207.189.23.255256
207.189.26.0207.189.27.255512
207.189.30.0207.189.31.255512
217.146.81.0217.146.81.255256
217.146.88.0217.146.88.255256

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