AS137698 Haerbing , Heilongjiang Province, P.R.China.

CHINATELECOM-HEILONGJIANG-HANAN-IDC - Haerbing , Heilongjiang Province, P.R.China. · registered in China

IPv4 addresses40,96024 prefixes · 0.001% of announced IPv4

Rank in China#162largest network in CN by IPv4 space, of 601 · 0.01% of CN

Rank worldwide#4,280of 79,396 networks with IPv4

IPv633,795 x /4820 prefixes

CountryChina5,117 ASNs registered there

Open AS137698 in ASN lookup Look up an IP in this network (42.100.32.1) All networks in China

IPv4 prefixes

All 24 prefixes, in address order.

42.100.32.0/20
42.100.48.0/21
42.101.0.0/18
42.101.64.0/22
42.101.70.0/23
42.101.72.0/21
42.101.80.0/24
42.101.81.0/24
42.101.82.0/23
42.101.84.0/22
42.101.88.0/21
42.185.152.0/21
219.147.64.0/24
219.147.70.0/24
219.147.74.0/23
219.147.76.0/22
219.147.80.0/20
219.147.140.0/23
219.147.142.0/24
219.147.152.0/23
219.147.154.0/24
219.147.157.0/24
219.147.231.0/24
219.147.232.0/23

IPv6 prefixes

All 20 prefixes.

240e:108:98::/48
240e:108:1010::/48
240e:908::/40
240e:908:100::/45
240e:908:108::/46
240e:908:10c::/46
240e:908:110::/44
240e:908:120::/43
240e:908:140::/42
240e:908:180::/41
240e:908:200::/39
240e:908:400::/38
240e:908:800::/37
240e:908:1000::/36
240e:908:2000::/35
240e:908:4000::/34
240e:908:8000::/39
240e:980:9800::/40
240e:981:1000::/40
240e:983:100::/48

Similar-sized networks in China

ASNNameIPv4 addresses

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AS134765#161 CHINANET-YUNNAN-IDC1 - CHINANET Yunnan province IDC1 network41,472

AS23844#163 BJ-GUANGHUAN-AP - Beijing Guanghuan Xinwang Digital39,424

AS146966#164 CHINANET-YANGZHOUNORTH-IDC - China Telecom38,400

AS17964#165 DXTNET - Beijing Dian-Xin-Tong Network Technologies Co., Ltd.38,144

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