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AS9371 SAKURA Internet Inc.

SAKURA-C - SAKURA Internet Inc. · registered in Japan

IPv4 addresses297,21698 prefixes · 0.009% of announced IPv4
Rank in Japan#35largest network in JP by IPv4 space, of 724 · 0.18% of JP
Rank worldwide#818of 79,396 networks with IPv4
IPv61 x /32 (65,536 x /48)1 prefixes
CountryJapan745 ASNs registered there
Open AS9371 in ASN lookup Look up an IP in this network (49.212.0.1) All networks in Japan

IPv4 prefixes

All 98 prefixes, in address order.

  • 49.212.0.0/18
  • 49.212.64.0/24
  • 49.212.67.0/24
  • 49.212.68.0/23
  • 49.212.71.0/24
  • 49.212.74.0/24
  • 49.212.76.0/23
  • 49.212.79.0/24
  • 49.212.80.0/20
  • 49.212.96.0/20
  • 49.212.112.0/22
  • 49.212.117.0/24
  • 49.212.118.0/23
  • 49.212.122.0/23
  • 49.212.124.0/22
  • 49.212.128.0/19
  • 49.212.160.0/21
  • 49.212.169.0/24
  • 49.212.170.0/23
  • 49.212.172.0/22
  • 49.212.176.0/20
  • 49.212.192.0/20
  • 49.212.208.0/22
  • 49.212.212.0/23
  • 49.212.214.0/24
  • 49.212.216.0/21
  • 49.212.224.0/22
  • 49.212.230.0/23
  • 49.212.232.0/24
  • 49.212.234.0/23
  • 49.212.236.0/23
  • 49.212.238.0/24
  • 49.212.240.0/22
  • 49.212.244.0/23
  • 49.212.247.0/24
  • 49.212.248.0/21
  • 58.84.5.0/24
  • 103.15.0.0/22
  • 103.197.5.0/24
  • 110.74.32.0/20
  • 110.74.64.0/20
  • 112.78.112.0/20
  • 112.78.192.0/21
  • 112.78.200.0/23
  • 112.78.204.0/22
  • 112.78.208.0/23
  • 112.78.210.0/24
  • 112.78.213.0/24
  • 112.78.214.0/23
  • 112.78.216.0/22
  • 112.78.221.0/24
  • 112.78.222.0/23
  • 133.167.1.0/24
  • 133.167.2.0/23
  • 133.167.4.0/22
  • 133.167.8.0/21
  • 133.167.16.0/22
  • 133.167.20.0/23
  • 133.167.22.0/23
  • 133.167.24.0/21
  • 133.167.32.0/19
  • 133.167.64.0/18
  • 133.167.128.0/17
  • 160.27.0.0/16
  • 182.48.0.0/24
  • 182.48.3.0/24
  • 182.48.4.0/22
  • 182.48.8.0/24
  • 182.48.16.0/20
  • 182.48.32.0/22
  • 182.48.36.0/23
  • 182.48.38.0/24
  • 182.48.40.0/21
  • 182.48.48.0/20
  • 182.163.0.0/19
  • 183.181.74.0/23
  • 183.181.76.0/23
  • 183.181.100.0/23
  • 202.255.237.0/24
  • 210.135.112.0/20
  • 210.188.192.0/20
  • 210.188.208.0/21
  • 210.188.216.0/22
  • 210.188.220.0/23
  • 210.188.223.0/24
  • 210.224.160.0/20
  • 210.224.176.0/22
  • 210.224.180.0/23
  • 210.224.182.0/24
  • 210.224.184.0/21
  • 219.94.128.0/18
  • 219.94.192.0/19
  • 219.94.224.0/23
  • 219.94.226.0/24
  • 219.94.228.0/22
  • 219.94.232.0/21
  • 219.94.240.0/20
  • 219.109.160.0/19

IPv6 prefixes

All 1 prefix.

  • 2403:3a00::/32

Other ASNs named SAKURA Internet Inc.

3 other networks use the same organisation name; together with AS9371 they announce 1,011,200 IPv4 addresses.

ASNNameIPv4 addresses
AS7684SAKURA-A - SAKURA Internet Inc. JP368,640
AS9370SAKURA-B - SAKURA Internet Inc. JP340,992
AS55897SAKURA-F - SAKURA Internet Inc. JP4,352

Similar-sized networks in Japan

ASNNameIPv4 addresses
AS7524#32 HANSHIN - ITEC HANKYU HANSHIN CO.,LTD.366,336
AS9370#33 SAKURA-B - SAKURA Internet Inc.340,992
AS131932#34 JEIS-NET - JR East Information Systems Company327,680
AS18144#36 AS-ENECOM - Enecom,Inc.291,840
AS9597#37 CPI-NET - KDDI Web Communications Inc.276,736
AS7506#38 GMO-I-R1 - GMO Internet, Inc.252,672

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