Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-10-20T00:56:36Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 58945536 1733024481280

Whois

inetnum:        218.192.0.0 - 218.192.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          Guangzhou Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        origin AS4538
remarks:        confederation
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:36Z
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

218.192.128.0/24 218.192.129.0/24 218.192.130.0/24 218.192.131.0/24
218.192.133.0/24 218.192.134.0/24 218.192.135.0/24 218.192.136.0/24
218.192.138.0/24 218.192.139.0/24 218.192.140.0/24 218.192.141.0/24
218.192.143.0/24 218.192.144.0/24 218.192.145.0/24 218.192.146.0/24
218.192.148.0/24 218.192.149.0/24 218.192.150.0/24 218.192.151.0/24
218.192.153.0/24 218.192.154.0/24 218.192.155.0/24 218.192.156.0/24
218.192.158.0/24 218.192.159.0/24 218.192.160.0/24 218.192.161.0/24
218.192.163.0/24 218.192.164.0/24 218.192.165.0/24 218.192.166.0/24
218.192.168.0/24 218.192.169.0/24 218.192.170.0/24 218.192.171.0/24
218.192.173.0/24 218.192.174.0/24 218.192.175.0/24 218.192.176.0/24
218.192.178.0/24 218.192.179.0/24 218.192.180.0/24 218.192.181.0/24
218.192.183.0/24 218.192.184.0/24 218.192.185.0/24 218.192.186.0/24
218.192.188.0/24 218.192.189.0/24 218.192.190.0/24 218.192.191.0/24
218.192.193.0/24 218.192.194.0/24 218.192.195.0/24 218.192.196.0/24
218.192.198.0/24 218.192.199.0/24 218.192.200.0/24 218.192.201.0/24
218.192.203.0/24 218.192.204.0/24 218.192.205.0/24 218.192.206.0/24
218.192.208.0/24 218.192.209.0/24 218.192.210.0/24 218.192.211.0/24
218.192.213.0/24 218.192.214.0/24 218.192.215.0/24 218.192.216.0/24
218.192.218.0/24 218.192.219.0/24 218.192.220.0/24 218.192.221.0/24
218.192.223.0/24 218.192.224.0/24 218.192.225.0/24 218.192.226.0/24
218.192.228.0/24 218.192.229.0/24 218.192.230.0/24 218.192.231.0/24
218.192.233.0/24 218.192.234.0/24 218.192.235.0/24 218.192.236.0/24
218.192.238.0/24 218.192.239.0/24 218.192.240.0/24 218.192.241.0/24
218.192.243.0/24 218.192.244.0/24 218.192.245.0/24 218.192.246.0/24
218.192.248.0/24 218.192.249.0/24 218.192.250.0/24 218.192.251.0/24
218.192.253.0/24 218.192.254.0/24 218.192.255.0/24