AS23720 — RMNI-AS-AP Rakuten Mobile Network, Inc.

AS23720 announces 9 IPv4 prefixes covering 66,304 addresses and 1 IPv6 prefixes.

About this network

RMNI-AS-AP is held by Rakuten Mobile, Inc.

What it's used for

• The address space carries mobile subscriber traffic, evidenced by reverse DNS entries such as dynamic-218-251-144-0.vips.gol.ne.jp and 203-216-32-0.gol.ne.jp.
• The AS announces 66,304 IPv4 addresses across 9 prefixes and 1 IPv6 prefix, while maintaining only 1 observed neighbour, a ratio indicative of an access network rather than a transit provider.

Notable

• Registrants consistently identify the holder as Rakuten Mobile Network Inc or Rakuten Mobile, Inc., with IRT contacts including IRT-RMNI-JP and IRT-GOL-JP1.
• Rakuten Mobile is a wholly owned subsidiary of the Japanese technology conglomerate Rakuten Group, operating nationwide 4G and 5G networks.
• The inventory includes legacy prefixes like 203.216.0.0/17 and 218.251.128.0/18, alongside smaller blocks such as 218.251.221.0/24 and 218.251.222.0/23 under the netname RCOMM-CSTORM.

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

Announced prefixes

• 27.111.76.0/22
• 203.216.0.0/17
• 218.251.128.0/18
• 218.251.192.0/20
• 218.251.208.0/21
• 218.251.216.0/22
• 218.251.221.0/24
• 218.251.222.0/23
• 218.251.224.0/19
• 2403:d000::/32

Upstream networks

• AS138384 Rakuten Mobile Network, Inc.

Adjacent networks

• AS138384 Rakuten Mobile Network, Inc.