Skip to content
InternetData
Log inSign up
HomeCompaniesChina Education and Research Network
Education

China Education and Research Network

China Education and Research Network uses 17,091,307 IPv4 addresses in 103 ranges, and 5,301 IPv6 ranges, by the registry records IP Company reads.

cernet.edu.cn·China

17,091,307
IPv4 addresses
103
IPv4 ranges
5,301
IPv6 ranges
63
ASes it operates
2
countries

About the company

Who it is, where it is registered and who owns it.

Description
Internet backbone network led by the Ministry of Education of the People's Republic of China
Founded
1994

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS4538 China Education and Research Network Center17,004,512 · 99.49%
  2. AS9306 CIETNET32,768 · 0.19%
  3. AS24348 CERNET2 IX at Tsinghua University16,384 · 0.10%
  4. AS133111 CERNET New Technology Co., Ltd16,384 · 0.10%
  5. AS24364 CERNET2 IX at Shanghai Jiaotong University7,680 · 0.04%
  6. AS24489 Trans-Eurasia Information Network (TEIN2) - North2,048 · 0.01%
  7. AS24490 Trans-Eurasia Information Network (TEIN2) - SG2,048 · 0.01%
  8. AS38255 China Education and Research Network (CERNET)2,048 · 0.01%
  9. AS9405 Test platform Service Center1,280 · 0.01%
  10. AS23911 China Next Generation Internet Beijing IX512 · 0.00%
  11. AS4134 CHINANET-BACKBONE260 · 0.00%
  12. AS24310 Net-Glyph Data Center256 · 0.00%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. China17,091,552 · 100.00%
  2. Singapore32 · 0.00%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

top 50 of 63
ASNNAMETYPEREGISTEREDIPV4
AS4538China Education and Research Network CenterEducationChina17,091,840
AS24348CERNET2 IX at Tsinghua UniversityEducationChina16,384
AS24364CERNET2 IX at Shanghai Jiaotong UniversityEducationChina7,680
AS38255China Education and Research Network (CERNET)EducationChina2,048
AS4789NAP1 at CERNETEducationChina0
AS4839NAP2 at CERNET located in ShanghaiEducationChina0
AS4840NAP3 at CERNET located in GuangzhouEducationChina0
AS18011CERNET 863 3TNET Terabit Regional Network (CERNET-3TN)EducationChina0
AS23910China Next Generation Internet CERNET2EducationChina0
AS24302CRIS-CERNETEducationChina0
AS24349CERNET2 IX at Peking UniversityEducationChina0
AS24350CERNET2 IX at Beijing University of Posts and TelecommunicationsEducationChina0
AS24351CERNET2 IX at Beijing University of Aeronautics and AstronauticsEducationChina0
AS24352CERNET2 IX at Tianjin UniversityEducationChina0
AS24353CERNET2 IX at Xi'an Jiaotong UniversityEducationChina0
AS24354CERNET2 IX at Lanzhou UniversityEducationChina0
AS24355CERNET2 IX at University of Electronic Science and Technology of ChinaEducationChina0
AS24356CERNET2 IX at Chongqing UniversityEducationChina0
AS24357CERNET2 IX at South China University of TechnologyEducationChina0
AS24358CERNET2 IX at Huazhong University of Science and TechnologyEducationChina0
AS24359CERNET2 IX at Central South UniversityEducationChina0
AS24360CERNET2 IX at Zhengzhou UniversityEducationChina0
AS24361CERNET2 IX at Southeast UniversityEducationChina0
AS24362CERNET2 IX at University of Science and Technology of ChinaEducationChina0
AS24363CERNET2 IX at Shandong UniversityEducationChina0
AS24365CERNET2 IX at Fudan UniversityEducationChina0
AS24366CERNET2 IX at Tongji UniversityEducationChina0
AS24367CERNET2 IX at Zhejiang UniversityEducationChina0
AS24368CERNET2 IX at Xiamen UniversityEducationChina0
AS24369CERNET2 IX at Northeast UniversityEducationChina0
AS24370CERNET2 IX at Dalian University of TechnologyEducationChina0
AS24371CERNET2 IX at Jilin UniversityEducationChina0
AS24372CERNET2 IX at Harbin Institute of TechnologyEducationChina0
AS38272China Education and Research Network (CERNET)EducationChina0
AS38585China University Internet Test Environment Project (CUTE)EducationChina0
AS38587CERNET Internet Data CenterHostingChina0
AS45567SCUT IPv6 Campus NetworkEducationChina0
AS45587China Broadband Communications (CBCnet)EducationChina0
AS55826Tianjin University IPv6 Campus NetworkEducationChina0
AS59201Peking UniversityEducationChina0
AS132551China Innovate Network Environment (CINE)EducationChina0
AS132552Tianjin Municipal Education and Research NetworkEducationChina0
AS132886Liaocheng UniversityEducationChina0
AS135570Space-ground Experimental Communication NetworkEducationChina0
AS138182CERNET2 regional IX at Hebei Normal UniversityEducationChina0
AS138369CERNET2 regional IX at Shenzhen UniversityEducationChina0
AS138370CERNET2 regional IX at Nanchang UniversityEducationChina0
AS138371CERNET2 regional IX at Ocean University of ChinaEducationChina0
AS138373CERNET2 regional IX at Fuzhou UniversityEducationChina0
AS138374CERNET2 regional IX at Taiyuan UniversityEducationChina0

How its networks peer

Each network's peering policy, traffic, ratio and reach as its operator states them, with the internet exchanges and facilities it is at.

ASNPOLICYTRAFFICRATIOSCOPEEXCHANGESFACILITIES
AS4538Open00
AS23910Open00
AS24363Open00
AS45587OpenBalancedRegional02

Facilities

The datacenters and colocation sites its networks are in: 2 in 2 countries, the country with the most first.

FACILITYWHERE
MEGA-i (iAdvantage Hong Kong)Hong Kong, Hong Kong
AT TOKYO (CC1/CC2)Tokyo, Japan

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
19.3 Mbps
median download
15.8 Mbps
median upload
61
download tests
59
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, with the network announcing each.

first 100 of 5,404
RANGEIPV4ORIGIN
210.25.190.0-210.47.255.2551,458,688AS4538
219.216.0.0/13219.224.0.0/131,048,576AS4538
222.16.0.0/121,048,576AS4538
222.192.0.0/121,048,576AS4538
58.192.0.0-58.206.191.255966,656AS4538
59.64.0.0-59.77.96.255876,800AS4538
202.112.0.0-202.120.24.223530,656AS4538
125.216.0.0/13524,288AS4538
211.64.0.0/13524,288AS4538
211.80.0.0/13524,288AS4538
218.192.0.0/13524,288AS4538
219.242.0.0/15219.244.0.0/14393,216AS4538
115.154.0.0/15115.156.0.0/15115.158.0.0/16327,680AS4538
202.192.0.0-202.196.239.255323,584AS4538
111.114.0.0/15111.116.0.0/15262,144AS4538
115.24.0.0/14262,144AS4538
121.192.0.0/14262,144AS4538
121.248.0.0/14262,144AS4538
122.204.0.0/14262,144AS4538
183.172.0.0/14262,144AS4538
202.200.0.0/14262,144AS4538
202.204.0.0/14262,144AS4538
49.120.0.0/14262,144AS4538
49.52.0.0/14262,144AS4538
101.4.0.0-101.7.6.255198,400AS4538
114.212.0.0/15114.214.0.0/16196,608AS4538
175.185.0.0/16175.186.0.0/15196,608AS4538
183.168.0.0/15183.170.0.0/16196,608AS4538
202.197.0.0-202.199.239.255192,512AS4538
59.77.176.0/2059.77.192.0/1859.78.0.0/15151,552AS4538
1.184.0.0/15131,072AS4538
101.76.0.0/15131,072AS4538
110.64.0.0/15131,072AS4538
111.186.0.0/15131,072AS4538
113.54.0.0/15131,072AS4538
116.56.0.0/15131,072AS4538
118.202.0.0/15131,072AS4538
120.94.0.0/15131,072AS4538
121.48.0.0/15131,072AS4538
180.208.0.0/15131,072AS4538
180.84.0.0/15131,072AS4538
223.128.0.0/15131,072AS4538
223.2.0.0/15131,072AS4538
49.140.0.0/15131,072AS4538
49.208.0.0/15131,072AS4538
58.154.0.0/15131,072AS4538
202.120.25.0-202.121.255.255124,672AS4538
118.229.48.0-118.230.255.255118,784AS4538
42.244.0.0/1642.245.0.0/1742.245.128.0/18114,688AS4538
118.228.0.0-118.229.38.25575,520AS4538
1.51.0.0/1665,536AS4538
116.13.0.0/1665,536AS4538
162.105.0.0/1665,536AS4538
180.201.0.0/1665,536AS4538
42.246.0.0/1665,536AS4538
58.207.0.0/1665,536AS4538
101.7.8.0-101.7.255.25563,488AS4538
42.247.38.0-42.247.255.25555,808AS4538
210.25.0.0/1732,768AS9306
202.38.192.0/1816,384AS4538
42.245.192.0/1816,384AS133111
58.206.192.0/1816,384AS24348
210.25.128.0-210.25.186.25515,104AS4538
59.77.128.0/1959.77.160.0/229,216AS4538
121.52.160.0/198,192AS4538
202.127.224.0/198,192AS4538
202.38.96.0/198,192AS4538
202.4.128.0/198,192AS4538
59.77.116.0/2259.77.120.0/213,072AS24364
59.77.164.0/2259.77.168.0/213,072AS24364
42.247.19.0-42.247.29.2552,816AS4538
42.247.2.0-42.247.10.2552,304AS4538
118.229.40.0/212,048AS38255
202.127.216.0/212,048
202.179.240.0/212,048AS24489
202.179.248.0/212,048AS24490
203.91.120.0/212,048AS4538
59.77.108.0/2259.77.112.0/222,048AS4538
42.247.12.0/2242.247.16.0/231,536AS4538
42.247.31.0/2442.247.32.0/2242.247.36.0/241,536AS4538
103.115.120.0/221,024AS9405
103.87.20.0/221,024
59.77.100.0/221,024AS4538
59.77.104.0/221,024AS24364
103.165.110.0/23512
202.38.146.0/23512
202.38.2.0/23512
101.7.7.0/24256AS9405
118.229.39.0/24256AS142666
192.124.154.0/24256
202.38.135.0/24256AS24310
210.25.187.0/24256AS23911
210.25.188.0/24256AS4538
210.25.189.0/24256AS23911
59.77.97.0/24256AS24364
59.77.98.0/24256AS4538
59.77.99.0/24256AS24364
61.164.36.0/24256AS4134
61.164.56.16/304AS4134
202.109.72.194/31202.109.72.196/323AS4811

Names it registers under

The holder names its registry records give, by the IPv4 under each.

  1. China Education and Research Network16,966,624 · 99.27%
  2. Peking University65,536 · 0.38%
  3. CERNET New Technology Co., Ltd16,384 · 0.10%
  4. South China University of Technology16,384 · 0.10%
  5. Beijing University of Chemical Technology8,192 · 0.05%
  6. Tsinghua Science Park Internet Data Center8,192 · 0.05%
  7. Trans-Eurasia Information Network (TEIN2)4,096 · 0.02%
  8. CERNET Corporation2,048 · 0.01%
  9. Network Technology Experiment Validation and Demonstration Center2,048 · 0.01%
  10. China Education and Research Network (CERNET)1,536 · 0.01%
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.

Request evaluationDownload sample
01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.
Get a quoteCompare licenses