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AS5786
UPRENET

AS5786 announces 65,536 IPv4 addresses across 18 routed ranges, registered in PR. Figures come from the public global routing table and are refreshed daily.

66K addressesIPv4 space announced
18Routed ranges
PRRegistry country

Is AS5786 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 18 announced ranges.

Range startRange endAddresses
136.145.0.0136.145.6.2551,792
136.145.7.0136.145.13.2551,792
136.145.14.0136.145.16.255768
136.145.17.0136.145.43.2556,912
136.145.44.0136.145.92.25512,544
136.145.93.0136.145.96.2551,024
136.145.97.0136.145.98.255512
136.145.99.0136.145.131.2558,448
136.145.132.0136.145.151.2555,120
136.145.152.0136.145.155.2551,024
136.145.156.0136.145.176.2555,376
136.145.177.0136.145.203.2556,912
136.145.204.0136.145.214.2552,816
136.145.215.0136.145.226.2553,072
136.145.227.0136.145.231.2551,280
136.145.232.0136.145.243.2553,072
136.145.244.0136.145.249.2551,536
136.145.250.0136.145.255.2551,536

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 136.145.0.0, 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.

Check a specific address in this AS.
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