AS131921: the GMOCL GMO GlobalSign Holdings K.K. network
Monitore os PCs da sua empresa em tempo real, com dados objetivos.
Testar grátis 14 dias →AS131921 is an internet Autonomous System operated by GMOCL GMO GlobalSign Holdings K.K. (Japan). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS131921?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS131921 was assigned to GMOCL GMO GlobalSign Holdings K.K. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS131921 currently announces 12 IPv4 block(s), totaling about 92.9 thousand addresses (92,928 in all), registered in Japan. Services from GMOCL GMO GlobalSign Holdings K.K. are reached through these addresses.
What it means to see AS131921 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS131921. That means the other end sits on the GMOCL GMO GlobalSign Holdings K.K. network (Japan). 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.
Prefere falar com a gente antes de instalar?
Deixe seus dados e um especialista mostra, no seu contexto, como o PC Monitor ajuda a resolver isso na sua empresa. Sem compromisso.
Perguntas frequentes
Who owns AS131921?
AS131921 is assigned to GMOCL GMO GlobalSign Holdings K.K., registered in Japan.
What is an ASN (Autonomous System)?
It is a unique number identifying a network with its own routing policy on the internet. RIRs (regional registries) assign these numbers to carriers, ISPs and companies.
How many IP addresses does AS131921 control?
AS131921 currently announces about 92.9 thousand routed IPv4 addresses.