AS23627 — UCVNET UEDA CABLE VISION CO.,LTD.

Network type: residential

AS23627 announces 7 IPv4 prefixes covering 18,432 addresses and 1 IPv6 prefixes.

About this network

UCVNET is the autonomous system for Ueda Cable Vision Co., Ltd., a regional cable operator in Japan.

What it's used for

• The address space carries residential and business access traffic, evidenced by reverse DNS entries such as u010306.ueda.ne.jp and s1518.scv-net.ne.jp.
• The AS announces 18,432 IPv4 addresses across 7 prefixes and 1 IPv6 prefix, with 14 observed neighbours, indicating a role as an access provider rather than a transit hub.

Notable

• All registrants are listed as Japan Network Information Center (JPNIC) with the netname UCVNET or UCVNET-CIDR-BLK-JP, consistent with the announcer.
• The address inventory consists of multiple /20, /21, and /22 blocks, reflecting a standard allocation for a regional ISP serving a specific geographic area.

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

Announced prefixes

• 103.1.252.0/22
• 113.21.248.0/21
• 116.199.176.0/20
• 180.178.88.0/22
• 180.200.224.0/21
• 202.213.48.0/20
• 210.228.16.0/20
• 2402:bb00::/32

Upstream networks

• AS2497 Internet Initiative Japan Inc.
• AS6939 Hurricane Electric LLC
• AS17676 SoftBank Corp.
• AS24482 SG.GS
• AS17639 Converge ICT Solutions Inc.

Adjacent networks

• AS2497 Internet Initiative Japan Inc.
• AS6939 Hurricane Electric LLC
• AS17676 SoftBank Corp.
• AS24482 SG.GS
• AS17639 Converge ICT Solutions Inc.

Internet exchanges

• BroadBand Internet eXchange Tokyo — Tokyo, Japan