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Autonomous System details for AS131941

AS131941
Entsu Co.,Ltd. • entsu.com

AS131941 — Entsu Co.,Ltd.

AS Name
ENTSU-NET
Country
Japan (JP)
Website
Number of IPv4
2,560
Number of IPv6
0
ASN type
Business
Status
Allocated
Registry
APNIC
Allocated
August 04, 2011
Last updated
August 28, 2018

IP Ranges

6 IPv4 prefixes
Prefix Company Number of IPs
103.121.44.0/22 Entsu Co.,Ltd. 1,024
103.121.44.0/23 Entsu Co.,Ltd. 512
103.121.44.0/24 Entsu Co.,Ltd. 256
103.121.45.0/24 Entsu Co.,Ltd. 256
103.121.46.0/24 Entsu Co.,Ltd. 256
103.121.47.0/24 Entsu Co.,Ltd. 256

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS131941

0 peers

AS131941 has no peers recorded.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS131941

2 upstreams

AS131941 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS131941 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS131941

0 downstreams

AS131941 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.

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