AS23774 — A-DNS-JP Japan Registry Service Co., Ltd.

Network type: hosting

AS23774 announces 1 IPv4 prefixes covering 256 addresses and 1 IPv6 prefixes.

About this network

A-DNS-JP is operated by Japan Registry Service Co., Ltd.

What it's used for

• The address space carries registry and DNS infrastructure, evidenced by the netname JPRS-NAYUTA-CIDR-BLK-JP and the registrant Japan Network Information Center.
• The AS announces 256 IPv4 addresses and 1 IPv6 prefix, with 10 observed neighbours, indicating a small, specialized infrastructure footprint rather than a large access or transit network.

Notable

• The registrant Japan Network Information Center aligns with the announcer, confirming the space is held by the national registry body.
• The inventory consists of a single IPv4 prefix 203.119.1.0/24 and one IPv6 prefix 2001:dc4::/32, representing a compact and focused address allocation.

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

Announced prefixes

• 203.119.1.0/24
• 2001:dc4::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS2914 NTT America, Inc.
• AS2497 Internet Initiative Japan Inc.
• AS17676 SoftBank Corp.

Downstream networks

• AS24252 Japan Registry Service Co., Ltd.

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS2914 NTT America, Inc.
• AS2497 Internet Initiative Japan Inc.
• AS24252 Japan Registry Service Co., Ltd.
• AS17676 SoftBank Corp.

Internet exchanges

• JPIX Tokyo — Tokyo, Japan
• Network Service Provider IXP (Distributed IX in Edo) — Tokyo, Japan