AS17897 asn for Heilongjiang Provincial Net of CT

CHINATELECOM-HLJ-AS-AP - asn for Heilongjiang Provincial Net of CT · registered in China

IPv4 addresses151,29629 prefixes · 0.005% of announced IPv4

Rank in China#82largest network in CN by IPv4 space, of 601 · 0.05% of CN

Rank worldwide#1,322of 79,396 networks with IPv4

IPv66,660 x /489 prefixes

CountryChina5,117 ASNs registered there

Open AS17897 in ASN lookup Look up an IP in this network (112.100.0.1) All networks in China

IPv4 prefixes

All 29 prefixes, in address order.

112.100.0.0/18
112.100.64.0/20
112.100.80.0/21
112.100.88.0/22
112.100.92.0/24
112.100.93.0/24
112.100.94.0/23
112.100.96.0/22
112.100.100.0/23
112.100.102.0/23
112.100.104.0/21
112.100.112.0/20
112.100.128.0/17
112.101.0.0/16
123.167.144.0/21
123.167.152.0/22
123.167.160.0/19
219.147.71.0/24
219.147.72.0/24
219.147.128.0/22
219.147.132.0/23
219.147.134.0/23
219.147.136.0/22
219.147.143.0/24
219.147.144.0/21
219.147.155.0/24
219.147.156.0/24
219.147.158.0/23
219.147.248.0/21

IPv6 prefixes

All 9 prefixes.

240e:1::/37
240e:41::/37
240e:41:4000::/37
240e:981:1109::/48
240e:981:110a::/48
240e:981:1500::/40
240e:981:1600::/40
240e:983:103::/48
240e:983:104::/48

Similar-sized networks in China

ASNNameIPv4 addresses

AS58834#79 GCableNET - Guangdong Cable Corporation Limited155,392

AS133119#80 UNICOM-CN - China Unicom IP network153,344

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

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

AS140726#84 UNICOM-HEFEI-MAN - UNICOM AnHui province network146,432

AS131285#85 CHINATELECOM-HUBEI-SHENGJI-5G-NETWORK - CHINATELECOM Hubei province Shengji 5G network131,072

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