Autonomous System

AS7497 CNIC-CAS

BusinessActiveChinaAPNIC

AS7497 (CSTNET-AS-AP) is a business network operated by CNIC-CAS in China, registered with APNIC. It has 467 IPv4 prefixes with 1,124,096 addresses and 168 IPv6 prefixes, which makes it the 408th largest of 82,141 active autonomous systems by IPv4 space.

IPv4 addresses1,124,096in 467 prefixes
IPv6 prefixes168≈ 1.4 × 10³⁰ addresses
Size rank#408of 82,141 active ASNs
Abuser scoreLow0.1% of its addresses flagged · method

Details

OrganizationCNIC-CAS
AS nameCSTNET-AS-AP
Websitecnic.cas.cn
Country China (CN)
Network typeBusiness
RegistryAPNIC
Abuse contactabuse-ip@cstnet.cn
Registered—
Last updated2023-10-09

IPv4 prefixes

467 prefixes · 1,124,096 addresses
NetworkAddressesFirst – last address
49.210.0.0/15131,07249.210.0.0 – 49.211.255.255
101.252.0.0/15131,072101.252.0.0 – 101.253.255.255
119.78.0.0/15131,072119.78.0.0 – 119.79.255.255
124.16.0.0/15131,072124.16.0.0 – 124.17.255.255
223.192.0.0/15131,072223.192.0.0 – 223.193.255.255
159.226.0.0/1665,536159.226.0.0 – 159.226.255.255
60.245.128.0/1732,76860.245.128.0 – 60.245.255.255
210.72.0.0/1732,768210.72.0.0 – 210.72.127.255
124.16.64.0/1816,384124.16.64.0 – 124.16.127.255
210.73.0.0/1816,384210.73.0.0 – 210.73.63.255
119.78.224.0/198,192119.78.224.0 – 119.78.255.255
124.16.64.0/198,192124.16.64.0 – 124.16.95.255
124.17.96.0/198,192124.17.96.0 – 124.17.127.255
210.72.96.0/198,192210.72.96.0 – 210.72.127.255
210.72.128.0/198,192210.72.128.0 – 210.72.159.255
210.75.224.0/198,192210.75.224.0 – 210.75.255.255
210.76.192.0/198,192210.76.192.0 – 210.76.223.255
210.77.0.0/198,192210.77.0.0 – 210.77.31.255
210.77.64.0/198,192210.77.64.0 – 210.77.95.255
113.130.96.0/204,096113.130.96.0 – 113.130.111.255
119.78.64.0/204,096119.78.64.0 – 119.78.79.255
202.127.16.0/204,096202.127.16.0 – 202.127.31.255
202.127.144.0/204,096202.127.144.0 – 202.127.159.255
210.72.32.0/204,096210.72.32.0 – 210.72.47.255
210.72.48.0/204,096210.72.48.0 – 210.72.63.255
The 25 largest of 467. The API and the database have all of them.

IPv6 prefixes

168 prefixes
  • 2400:dd00::/28
  • 2001:cc0::/32
  • 2401:de00::/32
  • 2400:dd01:1001::/48
  • 2400:dd01:1002::/48
  • 2400:dd01:1003::/48
  • 2400:dd01:1004::/48
  • 2400:dd01:1005::/48
  • 2400:dd01:1006::/48
  • 2400:dd01:1007::/48
  • 2400:dd01:1008::/48
  • 2400:dd01:1009::/48
  • 2400:dd01:100b::/48
  • 2400:dd01:100c::/48
  • 2400:dd01:100d::/48
  • 2400:dd01:100e::/48
  • 2400:dd01:100f::/48
  • 2400:dd01:1011::/48
  • 2400:dd01:1012::/48
  • 2400:dd01:1013::/48
  • 2400:dd01:1014::/48
  • 2400:dd01:1015::/48
  • 2400:dd01:1017::/48
  • 2400:dd01:101a::/48
  • 2400:dd01:101c::/48
The 25 largest of 168. The API and the database have all of them.

Query AS7497 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=AS7497&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS7497, with or without a key:

curl "https://api.ipapi.is/?q=49.210.0.1"

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