IP subnet details

101.76.0.0/15

AS4538  — China Education And Research Network Center

Summary

Country
CN China
Domain cernet.net
Size 131,072
Registry APNIC
Network Name NJR-CERNET

Whois

inetnum: 101.76.0.0 - 101.77.255.255
netname: NJR-CERNET
descr: China Education and Research Network
descr: Nanjing 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: 2020-09-03T09:16:24Z
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: abuse@cernet.edu.cn
abuse-mailbox: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
remarks: abuse@cernet.edu.cn was validated on 2025-08-15
mnt-by: MAINT-CERNET-AP
last-modified: 2025-11-18T00:26:28Z
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: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: abuse@cernet.edu.cn was validated on 2025-08-15
abuse-mailbox: abuse@cernet.edu.cn
mnt-by: APNIC-ABUSE
last-modified: 2025-08-15T09:38:28Z
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: helpdesk@cernet.edu.cn
remarks: abuse@cernet.edu.cn
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

route: 101.76.0.0/15
descr: CERNET
origin: AS4538
mnt-by: MAINT-CERNET-AP
last-modified: 2010-12-13T06:08:02Z
source: APNIC

CIDR IP address subranges within 101.76.0.0/15 subnet

  • 101.76.0.0/23
  • 101.76.2.0/23
  • 101.76.4.0/23
  • 101.76.6.0/23
  • 101.76.8.0/23
  • 101.76.10.0/23
  • 101.76.12.0/23
  • 101.76.14.0/23
  • 101.76.16.0/23
  • 101.76.18.0/23
  • 101.76.20.0/23
  • 101.76.22.0/23
  • 101.76.24.0/23
  • 101.76.26.0/23
  • 101.76.28.0/23
  • 101.76.30.0/23
  • 101.76.32.0/23
  • 101.76.34.0/23
  • 101.76.36.0/23
  • 101.76.38.0/23
  • 101.76.40.0/23
  • 101.76.42.0/23
  • 101.76.44.0/23
  • 101.76.46.0/23
  • 101.76.48.0/23
  • 101.76.50.0/23
  • 101.76.52.0/23
  • 101.76.54.0/23
  • 101.76.56.0/23
  • 101.76.58.0/23
  • 101.76.60.0/23
  • 101.76.62.0/23
  • 101.76.64.0/23
  • 101.76.66.0/23
  • 101.76.68.0/23
  • 101.76.70.0/23
  • 101.76.72.0/23
  • 101.76.74.0/23
  • 101.76.76.0/23
  • 101.76.78.0/23
  • 101.76.80.0/23
  • 101.76.82.0/23
  • 101.76.84.0/23
  • 101.76.86.0/23
  • 101.76.88.0/23
  • 101.76.90.0/23
  • 101.76.92.0/23
  • 101.76.94.0/23
  • 101.76.96.0/23
  • 101.76.98.0/23
  • 101.76.100.0/23
  • 101.76.102.0/23
  • 101.76.104.0/23
  • 101.76.106.0/23
  • 101.76.108.0/23
  • 101.76.110.0/23
  • 101.76.112.0/23
  • 101.76.114.0/23
  • 101.76.116.0/23
  • 101.76.118.0/23
  • 101.76.120.0/23
  • 101.76.122.0/23
  • 101.76.124.0/23
  • 101.76.126.0/23
  • 101.76.128.0/23
  • 101.76.130.0/23
  • 101.76.132.0/23
  • 101.76.134.0/23
  • 101.76.136.0/23
  • 101.76.138.0/23
  • 101.76.140.0/23
  • 101.76.142.0/23
  • 101.76.144.0/23
  • 101.76.146.0/23
  • 101.76.148.0/23
  • 101.76.150.0/23
  • 101.76.152.0/23
  • 101.76.154.0/23
  • 101.76.156.0/23
  • 101.76.158.0/23
  • 101.76.160.0/23
  • 101.76.162.0/23
  • 101.76.164.0/23
  • 101.76.166.0/23
  • 101.76.168.0/23
  • 101.76.170.0/23
  • 101.76.172.0/23
  • 101.76.174.0/23
  • 101.76.176.0/23
  • 101.76.178.0/23
  • 101.76.180.0/23
  • 101.76.182.0/23
  • 101.76.184.0/23
  • 101.76.186.0/23
  • 101.76.188.0/23
  • 101.76.190.0/23
  • 101.76.192.0/23
  • 101.76.194.0/23
  • 101.76.196.0/23
  • 101.76.198.0/23
  • 101.76.200.0/23
  • 101.76.202.0/23
  • 101.76.204.0/23
  • 101.76.206.0/23
  • 101.76.208.0/23
  • 101.76.210.0/23
  • 101.76.212.0/23
  • 101.76.214.0/23
  • 101.76.216.0/23
  • 101.76.218.0/23
  • 101.76.220.0/23
  • 101.76.222.0/23
  • 101.76.224.0/23
  • 101.76.226.0/23
  • 101.76.228.0/23
  • 101.76.230.0/23
  • 101.76.232.0/23
  • 101.76.234.0/23
  • 101.76.236.0/23
  • 101.76.238.0/23
  • 101.76.240.0/23
  • 101.76.242.0/23
  • 101.76.244.0/23
  • 101.76.246.0/23
  • 101.76.248.0/23
  • 101.76.250.0/23
  • 101.76.252.0/23
  • 101.76.254.0/23
  • 101.77.0.0/23
  • 101.77.2.0/23
  • 101.77.4.0/23
  • 101.77.6.0/23
  • 101.77.8.0/23
  • 101.77.10.0/23
  • 101.77.12.0/23
  • 101.77.14.0/23
  • 101.77.16.0/23
  • 101.77.18.0/23
  • 101.77.20.0/23
  • 101.77.22.0/23
  • 101.77.24.0/23
  • 101.77.26.0/23
  • 101.77.28.0/23
  • 101.77.30.0/23
  • 101.77.32.0/23
  • 101.77.34.0/23
  • 101.77.36.0/23
  • 101.77.38.0/23
  • 101.77.40.0/23
  • 101.77.42.0/23
  • 101.77.44.0/23
  • 101.77.46.0/23
  • 101.77.48.0/23
  • 101.77.50.0/23
  • 101.77.52.0/23
  • 101.77.54.0/23
  • 101.77.56.0/23
  • 101.77.58.0/23
  • 101.77.60.0/23
  • 101.77.62.0/23
  • 101.77.64.0/23
  • 101.77.66.0/23
  • 101.77.68.0/23
  • 101.77.70.0/23
  • 101.77.72.0/23
  • 101.77.74.0/23
  • 101.77.76.0/23
  • 101.77.78.0/23
  • 101.77.80.0/23
  • 101.77.82.0/23
  • 101.77.84.0/23
  • 101.77.86.0/23
  • 101.77.88.0/23
  • 101.77.90.0/23
  • 101.77.92.0/23
  • 101.77.94.0/23
  • 101.77.96.0/23
  • 101.77.98.0/23
  • 101.77.100.0/23
  • 101.77.102.0/23
  • 101.77.104.0/23
  • 101.77.106.0/23
  • 101.77.108.0/23
  • 101.77.110.0/23
  • 101.77.112.0/23
  • 101.77.114.0/23
  • 101.77.116.0/23
  • 101.77.118.0/23
  • 101.77.120.0/23
  • 101.77.122.0/23
  • 101.77.124.0/23
  • 101.77.126.0/23
  • 101.77.128.0/23
  • 101.77.130.0/23
  • 101.77.132.0/23
  • 101.77.134.0/23
  • 101.77.136.0/23
  • 101.77.138.0/23
  • 101.77.140.0/23
  • 101.77.142.0/23
  • 101.77.144.0/23
  • 101.77.146.0/23
  • 101.77.148.0/23
  • 101.77.150.0/23
  • 101.77.152.0/23
  • 101.77.154.0/23
  • 101.77.156.0/23
  • 101.77.158.0/23
  • 101.77.160.0/23
  • 101.77.162.0/23
  • 101.77.164.0/23
  • 101.77.166.0/23
  • 101.77.168.0/23
  • 101.77.170.0/23
  • 101.77.172.0/23
  • 101.77.174.0/23
  • 101.77.176.0/23
  • 101.77.178.0/23
  • 101.77.180.0/23
  • 101.77.182.0/23
  • 101.77.184.0/23
  • 101.77.186.0/23
  • 101.77.188.0/23
  • 101.77.190.0/23
  • 101.77.192.0/23
  • 101.77.194.0/23
  • 101.77.196.0/23
  • 101.77.198.0/23
  • 101.77.200.0/23
  • 101.77.202.0/23
  • 101.77.204.0/23
  • 101.77.206.0/23
  • 101.77.208.0/23
  • 101.77.210.0/23
  • 101.77.212.0/23
  • 101.77.214.0/23
  • 101.77.216.0/23
  • 101.77.218.0/23
  • 101.77.220.0/23
  • 101.77.222.0/23
  • 101.77.224.0/23
  • 101.77.226.0/23
  • 101.77.228.0/23
  • 101.77.230.0/23
  • 101.77.232.0/23
  • 101.77.234.0/23
  • 101.77.236.0/23
  • 101.77.238.0/23
  • 101.77.240.0/23
  • 101.77.242.0/23
  • 101.77.244.0/23
  • 101.77.246.0/23
  • 101.77.248.0/23
  • 101.77.250.0/23
  • 101.77.252.0/23
  • 101.77.254.0/23

Get started with 100,000 free lookups: sign up