AS57630: the AS-84GRAMS 84 Grams AB network

AS57630 is an internet Autonomous System operated by AS-84GRAMS 84 Grams AB (Sweden). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS57630?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS57630 was assigned to AS-84GRAMS 84 Grams AB by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS57630 currently announces 51 IPv4 block(s), totaling about 19.7 thousand addresses (19,712 in all), registered in Sweden. Services from AS-84GRAMS 84 Grams AB are reached through these addresses.

What it means to see AS57630 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS57630. That means the other end sits on the AS-84GRAMS 84 Grams AB network (Sweden). 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.