AS23831 — CLOVERNET NISIOWARI CATV CORPORATION

AS23831 announces 7 IPv4 prefixes covering 18,432 addresses and 1 IPv6 prefixes.

About this network

The AS handle CLOVERNET is operated by Nisiowari CATV Corporation.

What it's used for

• The address space carries residential cable internet traffic, evidenced by reverse DNS entries such as user040000.clovernet.ne.jp and user148000.clovernet.ne.jp.
• The network announces 18,432 IPv4 addresses across 7 prefixes and 1 IPv6 prefix, with only 1 observed neighbour, indicating a local access network rather than a transit provider.

Notable

• All registrants for the announced prefixes are listed as Japan Network Information Center (JPNIC), which is consistent with the Japanese allocation authority for this operator.
• The address inventory consists of a mix of /19, /20, /21, and /22 blocks, all under the netname CLOVERNET-CIDR-BLK-JP.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 103.6.16.0/22
• 103.235.112.0/22
• 115.85.136.0/21
• 116.90.144.0/20
• 202.179.32.0/19
• 219.100.128.0/22
• 223.27.180.0/22
• 2401:2f20::/32

Upstream networks

• AS9354 Community Network Center Inc.

Adjacent networks

• AS9354 Community Network Center Inc.