AS38841: the KBRO-AS-TW kbro CO. Ltd. network

AS38841 is an internet Autonomous System operated by KBRO-AS-TW kbro CO. Ltd. (Taiwan). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS38841?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS38841 was assigned to KBRO-AS-TW kbro CO. Ltd. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS38841 currently announces 49 IPv4 block(s), totaling about 596.2 thousand addresses (596,224 in all), registered in Taiwan. Services from KBRO-AS-TW kbro CO. Ltd. are reached through these addresses.

What it means to see AS38841 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS38841. That means the other end sits on the KBRO-AS-TW kbro CO. Ltd. network (Taiwan). It can be legitimate — a cloud service, an ISP, a CDN — or an unexpected connection worth checking.

How to see every connection and network your devices reach

Tracing one connection's ASN at a time is tedious. Sentinela, by PC Monitor, maps the devices on your network, shows what is exposed to the internet and helps flag suspicious connections and devices — running on your Windows. Meet Sentinela.