AS153371 BACK WAVES LIMITED

BACKWAVESLIMITED-AS-AP - BACK WAVES LIMITED · registered in Hong Kong

IPv4 addresses8,70419 prefixes · <0.001% of announced IPv4

Rank in Hong Kong#139largest network in HK by IPv4 space, of 735 · 0.04% of HK

Rank worldwide#9,904of 79,396 networks with IPv4

IPv655 x /4815 prefixes

CountryHong Kong779 ASNs registered there

Open AS153371 in ASN lookup Look up an IP in this network (23.128.196.1) All networks in Hong Kong

IPv4 prefixes

All 19 prefixes, in address order.

23.128.196.0/24
23.130.4.0/24
23.165.184.0/24
92.113.116.0/23
103.176.0.0/23
103.224.172.0/23
104.234.36.0/23
137.175.117.0/24
142.249.36.0/22
149.112.116.0/24
157.254.51.0/24
160.191.40.0/23
163.8.197.0/24
163.8.207.0/24
166.1.234.0/24
178.92.74.0/23
185.255.198.0/24
207.174.4.0/22
218.33.108.0/22

IPv6 prefixes

All 15 prefixes.

2001:df2:7cc0::/48
2401:b60:2c::/48
2401:b60:37::/48
2401:b60:38::/48
2401:ce20::/46
2401:ce20:4::/48
2401:ce20:6::/47
2401:ce20:8::/47
2401:ce20:10::/44
2602:f7b1::/45
2602:f7b1:8::/47
2602:f7b1:10::/47
2602:f7b1:12::/47
2602:f7b1:14::/46
2602:f7b1:18::/45

Other ASNs named BACK WAVES LIMITED

1 other network uses the same organisation name; together with AS153371 they announce 10,240 IPv4 addresses.

ASNNameIPv4 addresses

AS154602BACKWAVESLIMITED-AS-AP - BACK WAVES LIMITED HK1,536

Similar-sized networks in Hong Kong

ASNNameIPv4 addresses

AS137899#136 ILAYERLIMITED-AS-AP - I LAYER LIMITED9,216

AS132883#137 TOPWAY-AS-AP - TOPWAY GLOBAL LIMITED8,960

AS64047#138 VKT-HK - Viking Telecom Limited8,704

AS211512#140 SCG-EU Nebula Global Limited8,704

AS7479#141 KDDHK-AS-AP - KDD HONG KONG LIMITED8,448

AS141718#142 HHXYTC-AS-AP - haoxiangyun8,448

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