Summary

NetName
CERNET-CN
OrgName
China Education and Research Network
CIDR
RIR

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-09-03T09:16:29Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 58946560 1733024481280

Whois

inetnum:        202.112.0.0 - 202.121.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing, 100084
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        origin AS4538
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:29Z
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] is invalid
mnt-by:         MAINT-CERNET-AP
last-modified:  2023-12-13T13:07:11Z
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

202.120.128.0/24 202.120.129.0/24 202.120.130.0/24 202.120.131.0/24
202.120.133.0/24 202.120.134.0/24 202.120.135.0/24 202.120.136.0/24
202.120.138.0/24 202.120.139.0/24 202.120.140.0/24 202.120.141.0/24
202.120.143.0/24 202.120.144.0/24 202.120.145.0/24 202.120.146.0/24
202.120.148.0/24 202.120.149.0/24 202.120.150.0/24 202.120.151.0/24
202.120.153.0/24 202.120.154.0/24 202.120.155.0/24 202.120.156.0/24
202.120.158.0/24 202.120.159.0/24 202.120.160.0/24 202.120.161.0/24
202.120.163.0/24 202.120.164.0/24 202.120.165.0/24 202.120.166.0/24
202.120.168.0/24 202.120.169.0/24 202.120.170.0/24 202.120.171.0/24
202.120.173.0/24 202.120.174.0/24 202.120.175.0/24 202.120.176.0/24
202.120.178.0/24 202.120.179.0/24 202.120.180.0/24 202.120.181.0/24
202.120.183.0/24 202.120.184.0/24 202.120.185.0/24 202.120.186.0/24
202.120.188.0/24 202.120.189.0/24 202.120.190.0/24 202.120.191.0/24
202.120.193.0/24 202.120.194.0/24 202.120.195.0/24 202.120.196.0/24
202.120.198.0/24 202.120.199.0/24 202.120.200.0/24 202.120.201.0/24
202.120.203.0/24 202.120.204.0/24 202.120.205.0/24 202.120.206.0/24
202.120.208.0/24 202.120.209.0/24 202.120.210.0/24 202.120.211.0/24
202.120.213.0/24 202.120.214.0/24 202.120.215.0/24 202.120.216.0/24
202.120.218.0/24 202.120.219.0/24 202.120.220.0/24 202.120.221.0/24
202.120.223.0/24 202.120.224.0/24 202.120.225.0/24 202.120.226.0/24
202.120.228.0/24 202.120.229.0/24 202.120.230.0/24 202.120.231.0/24
202.120.233.0/24 202.120.234.0/24 202.120.235.0/24 202.120.236.0/24
202.120.238.0/24 202.120.239.0/24 202.120.240.0/24 202.120.241.0/24
202.120.243.0/24 202.120.244.0/24 202.120.245.0/24 202.120.246.0/24
202.120.248.0/24 202.120.249.0/24 202.120.250.0/24 202.120.251.0/24
202.120.253.0/24 202.120.254.0/24 202.120.255.0/24