AS133119 China Unicom IP network

UNICOM-CN - China Unicom IP network · registered in China

IPv4 addresses153,34420 prefixes · 0.005% of announced IPv4

Rank in China#80largest network in CN by IPv4 space, of 601 · 0.05% of CN

Rank worldwide#1,303of 79,396 networks with IPv4

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

CountryChina5,117 ASNs registered there

Open AS133119 in ASN lookup Look up an IP in this network (110.43.112.1) All networks in China

IPv4 prefixes

All 20 prefixes, in address order.

110.43.112.0/21
116.181.0.0/16
120.52.0.0/20
120.52.16.0/22
120.52.20.0/22
120.52.24.0/22
120.52.28.0/23
120.52.30.0/24
120.52.32.0/20
120.52.48.0/20
120.52.64.0/19
120.52.96.0/19
120.52.128.0/17
120.133.16.0/22
120.133.22.0/23
120.133.28.0/23
123.58.0.0/20
123.58.96.0/19
123.58.240.0/20
220.192.72.0/21

IPv6 prefixes

All 1 prefix.

2408:877e::/32

Other ASNs named China Unicom IP network

2 other networks use the same organisation name; together with AS133119 they announce 253,696 IPv4 addresses.

ASNNameIPv4 addresses

AS133118UNICOM-CN - China Unicom IP network CN66,560

AS134542UNICOM-GUIAN - China Unicom IP network CN33,792

Similar-sized networks in China

ASNNameIPv4 addresses

AS134768#77 CHINANET-SHAANXI-CLOUD-BASE - CHINANET SHAANXI province Cloud Base network161,536

AS58563#78 CHINATELECOM-Hubei-IDC - CHINANET Hubei province network161,024

AS58834#79 GCableNET - Guangdong Cable Corporation Limited155,392

AS63835#81 CT-HuNan-Changsha-IDC - No.293,Wanbao Avenue152,576

AS17897#82 CHINATELECOM-HLJ-AS-AP - asn for Heilongjiang Provincial Net of CT151,296

AS136200#83 ChinaNet-Guangdong-Foshan-MAN - CHINANET Guangdong province Foshan MAN network146,944

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