Autonomous System

AS56042 China Mobile Communications Corporation

ISPActiveChinaAPNIC

AS56042 (CMNET-Shanxi-AP) is an ISP network operated by China Mobile Communications Corporation in China, registered with APNIC. It has 217 IPv4 prefixes with 875,008 addresses and 123 IPv6 prefixes, which makes it the 484th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses875,008in 217 prefixes
IPv6 prefixes123≈ 2.9 × 10³⁰ addresses
Size rank#484of 82,200 active ASNs
Abuser scoreVery Low0.05% of its addresses flagged · method

Details

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

IPv4 prefixes

217 prefixes · 875,008 addresses
NetworkAddressesFirst – last address
111.52.0.0/1665,536111.52.0.0 – 111.52.255.255
111.53.0.0/1665,536111.53.0.0 – 111.53.255.255
120.207.0.0/1665,536120.207.0.0 – 120.207.255.255
120.208.0.0/1665,536120.208.0.0 – 120.208.255.255
183.200.0.0/1665,536183.200.0.0 – 183.200.255.255
183.201.0.0/1665,536183.201.0.0 – 183.201.255.255
183.202.0.0/1665,536183.202.0.0 – 183.202.255.255
183.203.128.0/1816,384183.203.128.0 – 183.203.191.255
221.131.0.0/1816,384221.131.0.0 – 221.131.63.255
111.52.32.0/198,192111.52.32.0 – 111.52.63.255
111.52.64.0/198,192111.52.64.0 – 111.52.95.255
120.208.96.0/198,192120.208.96.0 – 120.208.127.255
120.208.128.0/198,192120.208.128.0 – 120.208.159.255
183.200.0.0/198,192183.200.0.0 – 183.200.31.255
183.200.32.0/198,192183.200.32.0 – 183.200.63.255
183.200.128.0/198,192183.200.128.0 – 183.200.159.255
183.203.32.0/198,192183.203.32.0 – 183.203.63.255
183.203.192.0/198,192183.203.192.0 – 183.203.223.255
183.203.224.0/198,192183.203.224.0 – 183.203.255.255
211.142.32.0/198,192211.142.32.0 – 211.142.63.255
211.142.64.0/198,192211.142.64.0 – 211.142.95.255
221.180.32.0/198,192221.180.32.0 – 221.180.63.255
111.52.16.0/204,096111.52.16.0 – 111.52.31.255
111.52.112.0/204,096111.52.112.0 – 111.52.127.255
120.208.0.0/204,096120.208.0.0 – 120.208.15.255
The 25 largest of 217. The API and the database have all of them.

IPv6 prefixes

123 prefixes
  • 240a:428c::/31
  • 240a:4290::/31
  • 2409:800c::/32
  • 2409:800d::/32
  • 2409:800e::/32
  • 2409:800f::/32
  • 2409:870c::/32
  • 2409:870d::/32
  • 2409:870e::/32
  • 2409:870f::/32
  • 2409:890c::/32
  • 2409:890d::/32
  • 2409:890e::/32
  • 2409:890f::/32
  • 2409:8a0c::/32
  • 2409:8a0d::/32
  • 2409:8a0e::/32
  • 2409:8a0f::/32
  • 2409:8b0c::/32
  • 2409:8b0d::/32
  • 2409:8b0e::/32
  • 2409:8b0f::/32
  • 2409:8c0c::/32
  • 2409:8c0d::/32
  • 2409:8c0e::/32
The 25 largest of 123. The API and the database have all of them.

Query AS56042 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=AS56042&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS56042, with or without a key:

curl "https://api.ipapi.is/?q=111.52.0.1"

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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