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 57728768 1728775651328

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:  2024-07-03T13:05:44Z
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

218.192.0.0/24 218.192.1.0/24 218.192.2.0/24 218.192.3.0/24
218.192.5.0/24 218.192.6.0/24 218.192.7.0/24 218.192.8.0/24
218.192.10.0/24 218.192.11.0/24 218.192.12.0/24 218.192.13.0/24
218.192.15.0/24 218.192.16.0/24 218.192.17.0/24 218.192.18.0/24
218.192.20.0/24 218.192.21.0/24 218.192.22.0/24 218.192.23.0/24
218.192.25.0/24 218.192.26.0/24 218.192.27.0/24 218.192.28.0/24
218.192.30.0/24 218.192.31.0/24 218.192.32.0/24 218.192.33.0/24
218.192.35.0/24 218.192.36.0/24 218.192.37.0/24 218.192.38.0/24
218.192.40.0/24 218.192.41.0/24 218.192.42.0/24 218.192.43.0/24
218.192.45.0/24 218.192.46.0/24 218.192.47.0/24 218.192.48.0/24
218.192.50.0/24 218.192.51.0/24 218.192.52.0/24 218.192.53.0/24
218.192.55.0/24 218.192.56.0/24 218.192.57.0/24 218.192.58.0/24
218.192.60.0/24 218.192.61.0/24 218.192.62.0/24 218.192.63.0/24
218.192.65.0/24 218.192.66.0/24 218.192.67.0/24 218.192.68.0/24
218.192.70.0/24 218.192.71.0/24 218.192.72.0/24 218.192.73.0/24
218.192.75.0/24 218.192.76.0/24 218.192.77.0/24 218.192.78.0/24
218.192.80.0/24 218.192.81.0/24 218.192.82.0/24 218.192.83.0/24
218.192.85.0/24 218.192.86.0/24 218.192.87.0/24 218.192.88.0/24
218.192.90.0/24 218.192.91.0/24 218.192.92.0/24 218.192.93.0/24
218.192.95.0/24 218.192.96.0/24 218.192.97.0/24 218.192.98.0/24
218.192.100.0/24 218.192.101.0/24 218.192.102.0/24 218.192.103.0/24
218.192.105.0/24 218.192.106.0/24 218.192.107.0/24 218.192.108.0/24
218.192.110.0/24 218.192.111.0/24 218.192.112.0/24 218.192.113.0/24
218.192.115.0/24 218.192.116.0/24 218.192.117.0/24 218.192.118.0/24
218.192.120.0/24 218.192.121.0/24 218.192.122.0/24 218.192.123.0/24
218.192.125.0/24 218.192.126.0/24 218.192.127.0/24