AS7530 BroadBand Tower, Inc.

BBTower-Lab - BroadBand Tower, Inc. · registered in Japan

IPv4 addresses2,0482 prefixes · <0.001% of announced IPv4

Rank in Japan#448largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#21,473of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryJapan745 ASNs registered there

Open AS7530 in ASN lookup Look up an IP in this network (210.231.212.1) All networks in Japan

IPv4 prefixes

All 2 prefixes, in address order.

210.231.212.0/22
210.231.220.0/22

IPv6 prefixes

All 1 prefix.

2405:f000::/32

Other ASNs named BroadBand Tower, Inc.

1 other network uses the same organisation name; together with AS7530 they announce 33,792 IPv4 addresses.

ASNNameIPv4 addresses

AS9607BBTower - BroadBand Tower, Inc. JP31,744

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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