Autonomous System

AS23724 IDC, China Telecommunications Corporation

ISPActiveChinaAPNIC

AS23724 (CHINANET-IDC-BJ-AP) is an ISP network operated by IDC, China Telecommunications Corporation in China, registered with APNIC. It has 638 IPv4 prefixes with 2,652,672 addresses and 88 IPv6 prefixes, which makes it the 207th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses2,652,672in 638 prefixes
IPv6 prefixes88≈ 4.2 × 10²⁹ addresses
Size rank#207of 82,200 active ASNs
Abuser scoreVery Low0.05% of its addresses flagged · method

Details

OrganizationIDC, China Telecommunications Corporation
AS nameCHINANET-IDC-BJ-AP
Websitechinatelecom.cn
Country China (CN)
Network typeISP
RegistryAPNIC
Abuse contactanti-spam@chinatelecom.cn
Registered—
Last updated2020-05-14

IPv4 prefixes

638 prefixes · 2,652,672 addresses
NetworkAddressesFirst – last address
120.134.0.0/15131,072120.134.0.0 – 120.135.255.255
124.250.0.0/15131,072124.250.0.0 – 124.251.255.255
182.174.0.0/15131,072182.174.0.0 – 182.175.255.255
183.84.0.0/15131,072183.84.0.0 – 183.85.255.255
42.158.0.0/1665,53642.158.0.0 – 42.158.255.255
114.64.0.0/1665,536114.64.0.0 – 114.64.255.255
119.61.0.0/1665,536119.61.0.0 – 119.61.255.255
120.133.0.0/1665,536120.133.0.0 – 120.133.255.255
211.151.0.0/1665,536211.151.0.0 – 211.151.255.255
58.83.128.0/1732,76858.83.128.0 – 58.83.255.255
59.151.0.0/1732,76859.151.0.0 – 59.151.127.255
114.115.0.0/1732,768114.115.0.0 – 114.115.127.255
119.254.0.0/1732,768119.254.0.0 – 119.254.127.255
119.254.128.0/1732,768119.254.128.0 – 119.254.255.255
120.92.0.0/1732,768120.92.0.0 – 120.92.127.255
120.132.128.0/1732,768120.132.128.0 – 120.132.255.255
42.62.64.0/1816,38442.62.64.0 – 42.62.127.255
49.7.0.0/1816,38449.7.0.0 – 49.7.63.255
49.7.64.0/1816,38449.7.64.0 – 49.7.127.255
49.7.128.0/1816,38449.7.128.0 – 49.7.191.255
49.7.192.0/1816,38449.7.192.0 – 49.7.255.255
59.151.0.0/1816,38459.151.0.0 – 59.151.63.255
59.151.64.0/1816,38459.151.64.0 – 59.151.127.255
115.102.0.0/1816,384115.102.0.0 – 115.102.63.255
115.102.64.0/1816,384115.102.64.0 – 115.102.127.255
The 25 largest of 638. The API and the database have all of them.

IPv6 prefixes

88 prefixes
  • 2402:5ec0::/32
  • 240e:904::/32
  • 240e:905::/32
  • 240e:906::/32
  • 240e:907::/32
  • 2401:3480::/36
  • 240e:0:9000::/37
  • 240e:0:9800::/37
  • 240e:83::/37
  • 2402:5ec0:1000::/40
  • 2402:5ec0:1100::/40
  • 2402:5ec0:1200::/40
  • 2402:5ec0:1300::/40
  • 2402:5ec0:1400::/40
  • 2402:5ec0:1500::/40
  • 2402:5ec0:1600::/40
  • 2402:5ec0:1700::/40
  • 2402:5ec0:1800::/40
  • 2402:5ec0:1900::/40
  • 2402:5ec0:1a00::/40
  • 2402:5ec0:1b00::/40
  • 2402:5ec0:1c00::/40
  • 2402:5ec0:1d00::/40
  • 2402:5ec0:1e00::/40
  • 2402:5ec0:1f00::/40
The 25 largest of 88. The API and the database have all of them.

Query AS23724 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=AS23724&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS23724, with or without a key:

curl "https://api.ipapi.is/?q=120.134.0.1"

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