Summary

Country
CN China
Domain cernet.net
Size 256
Registry APNIC
Network Name CDR-CERNET

Whois

inetnum: 222.196.0.0 - 222.198.255.255
netname: CDR-CERNET
descr: China Education and Research Network
descr: Chengdu Regional Network
country: CN
admin-c: CER-AP
tech-c: CER-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
remarks: origin AS4538
remarks: confederation
remarks: --------------------------------------------------------
remarks: To report network abuse, please contact mnt-irt
remarks: For troubleshooting, please contact tech-c and admin-c
remarks: Report invalid contact via www.apnic.net/invalidcontact
remarks: --------------------------------------------------------
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-09-03T09:16:04Z
source: APNIC

irt: IRT-CERNET-AP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
fax-no: +86-10-62785933
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
remarks: [email protected] was validated on 2025-01-22
mnt-by: MAINT-CERNET-AP
last-modified: 2025-01-22T13:47:43Z
source: APNIC

role: ABUSE CERNETAP
country: ZZ
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
e-mail: [email protected]
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: [email protected] was validated on 2025-01-22
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2025-01-22T16:25:45Z
source: APNIC

role: CERNET Helpdesk
address: CERNET Center
address: Beijing 100084, China
country: CN
phone: +86-10-6278-4049
fax-no: +86-10-6278-5933
e-mail: [email protected]
remarks: [email protected]
admin-c: XL1-CN
tech-c: SZ2-AP
nic-hdl: CER-AP
mnt-by: MAINT-CERNET-AP
last-modified: 2020-09-03T09:14:12Z
source: APNIC

CIDR IP address subranges within 222.197.138.0/24 subnet

  • 222.197.138.0/32
  • 222.197.138.1/32
  • 222.197.138.2/32
  • 222.197.138.3/32
  • 222.197.138.4/32
  • 222.197.138.5/32
  • 222.197.138.6/32
  • 222.197.138.7/32
  • 222.197.138.8/32
  • 222.197.138.9/32
  • 222.197.138.10/32
  • 222.197.138.11/32
  • 222.197.138.12/32
  • 222.197.138.13/32
  • 222.197.138.14/32
  • 222.197.138.15/32
  • 222.197.138.16/32
  • 222.197.138.17/32
  • 222.197.138.18/32
  • 222.197.138.19/32
  • 222.197.138.20/32
  • 222.197.138.21/32
  • 222.197.138.22/32
  • 222.197.138.23/32
  • 222.197.138.24/32
  • 222.197.138.25/32
  • 222.197.138.26/32
  • 222.197.138.27/32
  • 222.197.138.28/32
  • 222.197.138.29/32
  • 222.197.138.30/32
  • 222.197.138.31/32
  • 222.197.138.32/32
  • 222.197.138.33/32
  • 222.197.138.34/32
  • 222.197.138.35/32
  • 222.197.138.36/32
  • 222.197.138.37/32
  • 222.197.138.38/32
  • 222.197.138.39/32
  • 222.197.138.40/32
  • 222.197.138.41/32
  • 222.197.138.42/32
  • 222.197.138.43/32
  • 222.197.138.44/32
  • 222.197.138.45/32
  • 222.197.138.46/32
  • 222.197.138.47/32
  • 222.197.138.48/32
  • 222.197.138.49/32
  • 222.197.138.50/32
  • 222.197.138.51/32
  • 222.197.138.52/32
  • 222.197.138.53/32
  • 222.197.138.54/32
  • 222.197.138.55/32
  • 222.197.138.56/32
  • 222.197.138.57/32
  • 222.197.138.58/32
  • 222.197.138.59/32
  • 222.197.138.60/32
  • 222.197.138.61/32
  • 222.197.138.62/32
  • 222.197.138.63/32
  • 222.197.138.64/32
  • 222.197.138.65/32
  • 222.197.138.66/32
  • 222.197.138.67/32
  • 222.197.138.68/32
  • 222.197.138.69/32
  • 222.197.138.70/32
  • 222.197.138.71/32
  • 222.197.138.72/32
  • 222.197.138.73/32
  • 222.197.138.74/32
  • 222.197.138.75/32
  • 222.197.138.76/32
  • 222.197.138.77/32
  • 222.197.138.78/32
  • 222.197.138.79/32
  • 222.197.138.80/32
  • 222.197.138.81/32
  • 222.197.138.82/32
  • 222.197.138.83/32
  • 222.197.138.84/32
  • 222.197.138.85/32
  • 222.197.138.86/32
  • 222.197.138.87/32
  • 222.197.138.88/32
  • 222.197.138.89/32
  • 222.197.138.90/32
  • 222.197.138.91/32
  • 222.197.138.92/32
  • 222.197.138.93/32
  • 222.197.138.94/32
  • 222.197.138.95/32
  • 222.197.138.96/32
  • 222.197.138.97/32
  • 222.197.138.98/32
  • 222.197.138.99/32
  • 222.197.138.100/32
  • 222.197.138.101/32
  • 222.197.138.102/32
  • 222.197.138.103/32
  • 222.197.138.104/32
  • 222.197.138.105/32
  • 222.197.138.106/32
  • 222.197.138.107/32
  • 222.197.138.108/32
  • 222.197.138.109/32
  • 222.197.138.110/32
  • 222.197.138.111/32
  • 222.197.138.112/32
  • 222.197.138.113/32
  • 222.197.138.114/32
  • 222.197.138.115/32
  • 222.197.138.116/32
  • 222.197.138.117/32
  • 222.197.138.118/32
  • 222.197.138.119/32
  • 222.197.138.120/32
  • 222.197.138.121/32
  • 222.197.138.122/32
  • 222.197.138.123/32
  • 222.197.138.124/32
  • 222.197.138.125/32
  • 222.197.138.126/32
  • 222.197.138.127/32
  • 222.197.138.128/32
  • 222.197.138.129/32
  • 222.197.138.130/32
  • 222.197.138.131/32
  • 222.197.138.132/32
  • 222.197.138.133/32
  • 222.197.138.134/32
  • 222.197.138.135/32
  • 222.197.138.136/32
  • 222.197.138.137/32
  • 222.197.138.138/32
  • 222.197.138.139/32
  • 222.197.138.140/32
  • 222.197.138.141/32
  • 222.197.138.142/32
  • 222.197.138.143/32
  • 222.197.138.144/32
  • 222.197.138.145/32
  • 222.197.138.146/32
  • 222.197.138.147/32
  • 222.197.138.148/32
  • 222.197.138.149/32
  • 222.197.138.150/32
  • 222.197.138.151/32
  • 222.197.138.152/32
  • 222.197.138.153/32
  • 222.197.138.154/32
  • 222.197.138.155/32
  • 222.197.138.156/32
  • 222.197.138.157/32
  • 222.197.138.158/32
  • 222.197.138.159/32
  • 222.197.138.160/32
  • 222.197.138.161/32
  • 222.197.138.162/32
  • 222.197.138.163/32
  • 222.197.138.164/32
  • 222.197.138.165/32
  • 222.197.138.166/32
  • 222.197.138.167/32
  • 222.197.138.168/32
  • 222.197.138.169/32
  • 222.197.138.170/32
  • 222.197.138.171/32
  • 222.197.138.172/32
  • 222.197.138.173/32
  • 222.197.138.174/32
  • 222.197.138.175/32
  • 222.197.138.176/32
  • 222.197.138.177/32
  • 222.197.138.178/32
  • 222.197.138.179/32
  • 222.197.138.180/32
  • 222.197.138.181/32
  • 222.197.138.182/32
  • 222.197.138.183/32
  • 222.197.138.184/32
  • 222.197.138.185/32
  • 222.197.138.186/32
  • 222.197.138.187/32
  • 222.197.138.188/32
  • 222.197.138.189/32
  • 222.197.138.190/32
  • 222.197.138.191/32
  • 222.197.138.192/32
  • 222.197.138.193/32
  • 222.197.138.194/32
  • 222.197.138.195/32
  • 222.197.138.196/32
  • 222.197.138.197/32
  • 222.197.138.198/32
  • 222.197.138.199/32
  • 222.197.138.200/32
  • 222.197.138.201/32
  • 222.197.138.202/32
  • 222.197.138.203/32
  • 222.197.138.204/32
  • 222.197.138.205/32
  • 222.197.138.206/32
  • 222.197.138.207/32
  • 222.197.138.208/32
  • 222.197.138.209/32
  • 222.197.138.210/32
  • 222.197.138.211/32
  • 222.197.138.212/32
  • 222.197.138.213/32
  • 222.197.138.214/32
  • 222.197.138.215/32
  • 222.197.138.216/32
  • 222.197.138.217/32
  • 222.197.138.218/32
  • 222.197.138.219/32
  • 222.197.138.220/32
  • 222.197.138.221/32
  • 222.197.138.222/32
  • 222.197.138.223/32
  • 222.197.138.224/32
  • 222.197.138.225/32
  • 222.197.138.226/32
  • 222.197.138.227/32
  • 222.197.138.228/32
  • 222.197.138.229/32
  • 222.197.138.230/32
  • 222.197.138.231/32
  • 222.197.138.232/32
  • 222.197.138.233/32
  • 222.197.138.234/32
  • 222.197.138.235/32
  • 222.197.138.236/32
  • 222.197.138.237/32
  • 222.197.138.238/32
  • 222.197.138.239/32
  • 222.197.138.240/32
  • 222.197.138.241/32
  • 222.197.138.242/32
  • 222.197.138.243/32
  • 222.197.138.244/32
  • 222.197.138.245/32
  • 222.197.138.246/32
  • 222.197.138.247/32
  • 222.197.138.248/32
  • 222.197.138.249/32
  • 222.197.138.250/32
  • 222.197.138.251/32
  • 222.197.138.252/32
  • 222.197.138.253/32
  • 222.197.138.254/32
  • 222.197.138.255/32

Get started with 100,000 free lookups: sign up