AS138384 Rakuten Mobile Network, Inc.

RMNI-AS-AP - Rakuten Mobile Network, Inc. · registered in Japan

IPv4 addresses420,86431 prefixes · 0.013% of announced IPv4

Rank in Japan#28largest network in JP by IPv4 space, of 724 · 0.26% of JP

Rank worldwide#649of 79,396 networks with IPv4

IPv6256 x /32 (16,777,216 x /48)1 prefixes

CountryJapan745 ASNs registered there

Open AS138384 in ASN lookup Look up an IP in this network (101.102.0.1) All networks in Japan

IPv4 prefixes

All 31 prefixes, in address order.

101.102.0.0/18
103.124.0.0/22
110.165.128.0/17
119.30.192.0/18
119.31.128.0/19
133.106.8.0/21
133.106.16.0/20
133.106.32.0/19
133.106.64.0/18
133.106.128.0/17
157.192.0.0/16
193.82.160.0/19
193.114.32.0/19
193.114.64.0/19
193.114.192.0/18
193.115.0.0/19
193.117.96.0/19
193.118.0.0/19
193.118.64.0/19
193.119.128.0/17
194.193.64.0/19
194.193.224.0/19
194.223.96.0/19
202.176.16.0/20
202.216.0.0/20
210.157.192.0/19
211.7.96.0/19
211.133.160.0/19
219.105.144.0/20
219.105.192.0/18
219.106.0.0/17

IPv6 prefixes

All 1 prefix.

240b:c000::/24

Other ASNs named Rakuten Mobile Network, Inc.

1 other network uses the same organisation name; together with AS138384 they announce 487,168 IPv4 addresses.

ASNNameIPv4 addresses

AS23720RMNI-AS-AP - Rakuten Mobile Network, Inc. JP66,304

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS7522#25 STCN - STNet, Incorporated594,944

AS7671#26 MCNET - NTT SmartConnect Corporation453,888

AS18081#27 KCN - Kintetsu Cable Network Co., Ltd.442,368

AS9365#29 iTSCOM - its communications Inc.404,480

AS18071#30 MEI1 - Panasonic Information Systems Co., Ltd383,232

AS7684#31 SAKURA-A - SAKURA Internet Inc.368,640

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources