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AS8167
V tal

AS8167 announces 2,915,328 IPv4 addresses across 304 routed ranges, registered in BR. Figures come from the public global routing table and are refreshed daily.

2.9M addressesIPv4 space announced
304Routed ranges
BRRegistry country

Is AS8167 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

First 100 of 304 ranges.

Range startRange endAddresses
177.0.0.0177.0.127.25532,768
177.0.144.0177.0.191.25512,288
177.0.200.0177.1.47.25526,624
177.1.64.0177.1.143.25520,480
177.1.152.0177.1.175.2556,144
177.1.208.0177.1.223.2554,096
177.1.240.0177.2.15.2558,192
177.2.32.0177.2.39.2552,048
177.2.48.0177.2.71.2556,144
177.2.72.0177.2.87.2554,096
177.2.88.0177.2.127.25510,240
177.2.136.0177.2.175.25510,240
177.3.0.0177.3.31.2558,192
177.3.48.0177.3.79.2558,192
177.3.96.0177.3.127.2558,192
177.3.160.0177.3.191.2558,192
177.4.24.0177.4.31.2552,048
177.4.48.0177.4.79.2558,192
177.4.112.0177.4.199.25522,528
177.4.208.0177.4.215.2552,048
177.4.232.0177.4.239.2552,048
177.4.248.0177.5.47.25514,336
177.5.80.0177.5.111.2558,192
177.5.128.0177.5.175.25512,288
177.5.192.0177.5.207.2554,096
177.5.208.0177.5.255.25512,288
177.6.8.0177.6.31.2556,144
177.6.56.0177.6.71.2554,096
177.6.72.0177.6.175.25526,624
177.6.192.0177.7.31.25524,576
177.7.64.0177.7.103.25510,240
177.7.104.0177.7.127.2556,144
177.7.144.0177.7.159.2554,096
177.7.176.0177.7.207.2558,192
177.7.216.0177.7.223.2552,048
177.7.240.0177.7.255.2554,096
177.201.0.0177.201.71.25518,432
177.201.72.0177.201.143.25518,432
177.201.152.0177.201.159.2552,048
177.201.240.0177.202.7.2556,144
177.202.8.0177.202.31.2556,144
177.202.32.0177.202.63.2558,192
177.202.128.0177.202.191.25516,384
177.202.208.0177.202.215.2552,048
177.202.232.0177.202.239.2552,048
177.203.0.0177.203.47.25512,288
177.203.72.0177.203.79.2552,048
177.203.128.0177.203.159.2558,192
177.203.176.0177.203.207.2558,192
177.203.208.0177.203.223.2554,096
179.252.16.0179.252.63.25512,288
179.252.80.0179.252.135.25514,336
179.252.136.0179.252.151.2554,096
179.252.152.0179.252.159.2552,048
179.252.176.0179.252.207.2558,192
179.252.224.0179.252.255.2558,192
179.253.0.0179.253.31.2558,192
179.253.192.0179.253.223.2558,192
179.254.16.0179.254.63.25512,288
179.254.240.0179.255.79.25524,576
179.255.160.0179.255.175.2554,096
179.255.208.0179.255.223.2554,096
179.255.224.0179.255.255.2558,192
187.4.0.0187.4.7.2552,048
187.4.16.0187.4.23.2552,048
187.4.40.0187.4.87.25512,288
187.4.88.0187.4.183.25524,576
187.4.184.0187.4.207.2556,144
187.4.224.0187.4.255.2558,192
187.5.16.0187.5.79.25516,384
187.5.80.0187.5.135.25514,336
187.5.144.0187.5.159.2554,096
187.5.176.0187.5.191.2554,096
187.5.200.0187.5.223.2556,144
187.5.248.0187.6.127.25534,816
187.6.136.0187.6.151.2554,096
187.6.192.0187.6.239.25512,288
187.6.240.0187.7.15.2558,192
187.7.80.0187.7.95.2554,096
187.7.104.0187.7.135.2558,192
187.7.144.0187.7.151.2552,048
187.7.176.0187.7.191.2554,096
187.7.208.0187.7.231.2556,144
187.7.232.0187.7.255.2556,144
187.52.0.0187.52.7.2552,048
187.52.16.0187.52.23.2552,048
187.52.48.0187.52.79.2558,192
187.52.80.0187.52.111.2558,192
187.52.136.0187.52.143.2552,048
187.52.152.0187.52.191.25510,240
187.52.208.0187.52.215.2552,048
187.53.0.0187.53.79.25520,480
187.53.144.0187.53.159.2554,096
187.53.208.0187.53.255.25512,288
187.54.24.0187.54.31.2552,048
187.54.40.0187.54.47.2552,048
187.54.64.0187.54.127.25516,384
187.54.136.0187.54.151.2554,096
187.54.168.0187.54.183.2554,096
187.54.192.0187.54.215.2556,144

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 177.0.0.0, 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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