AS24257 — JPIX-64ES Japan Internet Xing Co., Ltd.

AS24257 announces 4 IPv4 prefixes covering 1,536 addresses and 1 IPv6 prefixes.

About this network

JPIX-64ES is operated by Japan Internet Xing Co., Ltd.

What it's used for

• The address space carries infrastructure for internet exchange and content delivery, evidenced by netnames JPIX-FUK-CDN and AKAMAI-JPIX.
• With 1536 IPv4 addresses announced across 4 prefixes and 15 observed neighbours, the ratio suggests a transit or peering role rather than a large access network.

Notable

• Registrants for all listed prefixes are Japan Network Information Center; IRT-JPNIC-JP, which differs from the AS holder but is consistent with JPNIC managing the address space for the operator.
• The inventory includes a mix of general CIDR blocks and specific allocations for CDN and Akamai services, indicating a diverse infrastructure footprint.

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

Announced prefixes

• 103.2.8.0/23
• 202.90.11.0/24
• 202.90.12.0/23
• 202.90.14.0/24
• 2400:3000:70::/46

Upstream networks

• AS2518 BIGLOBE Inc.
• AS10010 TOKAI Communications Corporation
• AS7527 Japan Internet Xing Co., Ltd.
• AS4637 Telstra Global
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS38001 NewMedia Express Pte Ltd

Downstream networks

• AS63293 Facebook, Inc.

Adjacent networks

• AS2518 BIGLOBE Inc.
• AS63293 Facebook, Inc.
• AS10010 TOKAI Communications Corporation
• AS7527 Japan Internet Xing Co., Ltd.
• AS4637 Telstra Global
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS38001 NewMedia Express Pte Ltd

Internet exchanges

• JPIX Tokyo — Tokyo, Japan
• JPIX Osaka — Osaka, Japan