Autonomous System

AS56048 China Mobile Communications Corporation

ISPActiveChinaAPNIC

AS56048 (CMNET-BEIJING-AP) is an ISP network operated by China Mobile Communications Corporation in China, registered with APNIC. It has 621 IPv4 prefixes with 1,608,704 addresses and 99 IPv6 prefixes, which makes it the 318th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses1,608,704in 621 prefixes
IPv6 prefixes99≈ 1.2 × 10³⁰ addresses
Size rank#318of 82,200 active ASNs
Abuser scoreLow0.11% of its addresses flagged · method

Details

OrganizationChina Mobile Communications Corporation
AS nameCMNET-BEIJING-AP
Websitechinamobile.com
Country China (CN)
Network typeISP
RegistryAPNIC
Abuse contactabuse@chinamobile.com
Registered—
Last updated2026-08-14

IPv4 prefixes

621 prefixes · 1,608,704 addresses
NetworkAddressesFirst – last address
120.244.0.0/15131,072120.244.0.0 – 120.245.255.255
183.242.0.0/15131,072183.242.0.0 – 183.243.255.255
223.70.0.0/15131,072223.70.0.0 – 223.71.255.255
39.157.0.0/1665,53639.157.0.0 – 39.157.255.255
117.129.0.0/1665,536117.129.0.0 – 117.129.255.255
117.130.0.0/1665,536117.130.0.0 – 117.130.255.255
117.133.0.0/1665,536117.133.0.0 – 117.133.255.255
120.244.0.0/1665,536120.244.0.0 – 120.244.255.255
120.245.0.0/1665,536120.245.0.0 – 120.245.255.255
183.241.0.0/1665,536183.241.0.0 – 183.241.255.255
183.244.0.0/1665,536183.244.0.0 – 183.244.255.255
223.69.0.0/1665,536223.69.0.0 – 223.69.255.255
223.71.0.0/1665,536223.71.0.0 – 223.71.255.255
223.72.0.0/1665,536223.72.0.0 – 223.72.255.255
39.155.128.0/1732,76839.155.128.0 – 39.155.255.255
117.128.128.0/1732,768117.128.128.0 – 117.128.255.255
120.246.0.0/1732,768120.246.0.0 – 120.246.127.255
223.72.0.0/1732,768223.72.0.0 – 223.72.127.255
223.72.128.0/1732,768223.72.128.0 – 223.72.255.255
117.128.64.0/1816,384117.128.64.0 – 117.128.127.255
183.243.128.0/1816,384183.243.128.0 – 183.243.191.255
183.244.0.0/1816,384183.244.0.0 – 183.244.63.255
183.244.64.0/1816,384183.244.64.0 – 183.244.127.255
218.205.128.0/1816,384218.205.128.0 – 218.205.191.255
223.71.192.0/1816,384223.71.192.0 – 223.71.255.255
The 25 largest of 621. The API and the database have all of them.

IPv6 prefixes

99 prefixes
  • 240a:4280::/31
  • 240a:4282::/31
  • 2409:8700::/32
  • 2409:8701::/32
  • 2409:87a0::/32
  • 2409:8900::/32
  • 2409:8901::/32
  • 2409:8a00::/32
  • 2409:8a01::/32
  • 2409:8b00::/32
  • 2409:8b01::/32
  • 2409:8d00::/32
  • 2409:8e00::/32
  • 2409:8700:c000::/36
  • 2409:8700:d000::/36
  • 2409:8000::/40
  • 2409:8000:800::/40
  • 2409:8000:1000::/40
  • 2409:8000:1800::/40
  • 2409:8000:2000::/40
  • 2409:8000:2800::/40
  • 2409:8000:2900::/40
  • 2409:8000:2a00::/40
  • 2409:8000:2b00::/40
  • 2409:8000:3800::/40
The 25 largest of 99. The API and the database have all of them.

Query AS56048 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS56048&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS56048, with or without a key:

curl "https://api.ipapi.is/?q=120.244.0.1"

Other networks of China Mobile Communications Corporation

6 of 14
AS56046 China Mobile Communications Corporation7,878,400 IPv4 addressesAS56041 China Mobile Communications Corporation5,408,000 IPv4 addressesAS56045 China Mobile Communications Corporation3,344,640 IPv4 addressesAS56040 China Mobile Communications Corporation2,553,856 IPv4 addressesAS56044 China Mobile Communications Corporation1,956,096 IPv4 addressesAS56047 China Mobile Communications Corporation1,644,032 IPv4 addresses

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