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AS133775 Xiamen

CHINATELECOM-Fujian-Xiamen-IDC1 - Xiamen · registered in China

IPv4 addresses26,62416 prefixes · <0.001% of announced IPv4
Rank in China#181largest network in CN by IPv4 space, of 601 · <0.01% of CN
Rank worldwide#5,286of 79,396 networks with IPv4
IPv624,069 x /4841 prefixes
CountryChina5,117 ASNs registered there
Open AS133775 in ASN lookup Look up an IP in this network (27.159.96.1) All networks in China

IPv4 prefixes

All 16 prefixes, in address order.

  • 27.159.96.0/21
  • 43.243.128.0/22
  • 45.251.8.0/22
  • 101.251.160.0/20
  • 101.251.176.0/22
  • 103.219.176.0/22
  • 103.230.236.0/22
  • 121.204.234.0/23
  • 121.204.236.0/22
  • 121.204.240.0/22
  • 150.242.80.0/22
  • 180.188.32.0/20
  • 218.98.96.0/21
  • 218.98.104.0/22
  • 218.98.108.0/23
  • 218.98.112.0/20

IPv6 prefixes

All 41 prefixes.

  • 240e:14:7000::/37
  • 240e:d6:6800::/37
  • 240e:108:28::/48
  • 240e:108:1183::/48
  • 240e:108:1184::/48
  • 240e:109:8028::/48
  • 240e:698:2800::/40
  • 240e:964:1000::/40
  • 240e:964:1100::/46
  • 240e:964:1104::/46
  • 240e:964:1108::/45
  • 240e:964:1110::/44
  • 240e:964:1120::/43
  • 240e:964:1140::/42
  • 240e:964:1180::/41
  • 240e:964:1200::/39
  • 240e:964:1400::/38
  • 240e:964:2b00::/40
  • 240e:964:3000::/37
  • 240e:964:8800::/38
  • 240e:964:9580::/41
  • 240e:964:c400::/39
  • 240e:964:cac0::/42
  • 240e:964:e400::/39
  • 240e:964:eac0::/42
  • 240e:965:1000::/37
  • 240e:965:8800::/38
  • 240e:965:c400::/39
  • 240e:965:e400::/39
  • 240e:966:1000::/37
  • 240e:966:8800::/38
  • 240e:966:c400::/39
  • 240e:966:e400::/39
  • 240e:967:1000::/37
  • 240e:967:8800::/38
  • 240e:967:c400::/39
  • 240e:967:e400::/39
  • 240e:980:2800::/40
  • 240e:982:8300::/40
  • 240e:982:8400::/40
  • 240e:983:1800::/48

Similar-sized networks in China

ASNNameIPv4 addresses
AS139201#178 CHINANET-Jiangxi-Jiujiang-IDC - Jiangxi Jiujiang IDC30,720
AS138407#179 CMNET-GZIDC-CN - The Internet Data Center of Guizhou Mobile Communication Company Limited30,464
AS134764#180 CT-FoShan-IDC - CHINANET Guangdong province network27,648
AS140105#182 CMNET-SNIDC-CN-AP - Shaanxi Mobile Communication Company Limited26,112
AS133111#183 CNT-northChina - CERNET New Technology Co., Ltd25,856
AS148981#184 CHINANET-HUBEI-SHIYAN-IDC - China Telecom25,856

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