General Information

CNNIC News


CNNIC Milestones

CNNIC Steering Committee

Ministry of Information Industry

Computer Network Information Center, CAS



A Brief Introduction of CNNIC


General Information:

China Internet Network Information Center (CNNIC), the state network information center of China, was founded as a non-profit organization on Jun. 3rd 1997.

CNNIC takes orders from the Ministry of Information Industry (MII) to conduct daily business, while it was administratively operated by Chinese Academy of Sciences (CAS). Computer Network Information Center of Chinese Academy of Sciences takes the responsibility of running and administrating CNNIC. CNNIC Steering Committee, a working group composed of well-known experts and commercial representatives in domestic Internet community supervises and evaluates the structure, operation and administration of CNNIC.

Main Business:

1£®Domain Name Registry Service

In light of the authorization of the governmental authorities, CNNIC takes the responsibility of China¡¯s domain name registry to operate and administrate ¡°.CN¡± country code top level domain (ccTLD) and Chinese Domain Name (CDN) system.

2£®IP Address and Autonomous System Number (AS Number) Allocation Service

As a National Internet Registry (NIR) of Asia-Pacific Network Information Center (APNIC), CNNIC initiated the IP Allocation Alliance, providing IP address and AS Number application services to domestic ISPs and users.

3£®Catalogue Database Service

CNNIC is responsible for setting up and maintain the state top level network catalogue database, providing information search services of Internet user, web address, domain name, AS number and so on.

4£®Technical Researches on Internet Addressing

For the sake of keeping pace with the global development of the Internet addressing, CNNIC carries out relevant technical researches and takes on technical projects of the state based on its administrative and working experiences on traditional network technologies.

5£®Internet Survey and Relevant Information Services

Since the forming of CNNIC, it has actively carried out series of statistical surveys on the Internet information resources for public welfare. The authority and objectivity of CNNIC¡¯s statistical survey reports were wildly recognized by domestic and international communities. Some of indexes were brought into the National Informatization Quotient (NIQ). Furthermore, CNNIC also provides the Internet technical query services, CNNIC certification trainings and issue website pageview certifications to the society.

6£®International Liaison and Policy Research

As the national network information center (NIC), CNNIC maintains cooperative relationship with many International Internet Communities, working closely with NICs of other countries.

7£®Secretariat of the Internet Policy and Resource Committee, Internet Society of China (ISC)

The aim of the committee is to stand on a forward position of the Internet development; actively participate in the research work on the domestic Internet development and administration policies; provide policy and legislation oriented suggestions to promote the healthy growth of China¡¯s Internet; facilitate the development and application of Internet resources and relevant technologies; discuss on application and administration pattern of these Internet resources; perfect the survey of information resources on the Internet and relevant information services; unite with domestic Internet communities and carry out international communication and cooperation regarding Internet addressing technologies and administration policies.

Contact Method:

4, South 4th Street, Zhongguancun,
Haidian district,
Beijing 100190, China

POB: Beijing 349, Branch 6

TEL: +86-10-58813000
FAX: +86-10-62559892, 62651707
E-mail:
service@cnnic.cn