Summary

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

APNIC

Country / Region

Status

ALLOCATED PORTABLE

Abuse

abuse@cernet.edu.cn

Contact

abuse@cernet.edu.cn

helpdesk@cernet.edu.cn

RegDate

Updated

2020-09-03T09:16:14Z

Routing

AS Desc Country / Region IPv4 NUMs IPv6 NUMs
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17177856 17961707110400

Whois

inetnum:        222.16.0.0 - 222.17.255.255
netname:        GZR-CERNET
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
remarks:        GZR-CERNET
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:14Z
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 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:         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

Graph

CIDR

222.17.0.0/24 222.17.1.0/24 222.17.2.0/24 222.17.3.0/24
222.17.5.0/24 222.17.6.0/24 222.17.7.0/24 222.17.8.0/24
222.17.10.0/24 222.17.11.0/24 222.17.12.0/24 222.17.13.0/24
222.17.15.0/24 222.17.16.0/24 222.17.17.0/24 222.17.18.0/24
222.17.20.0/24 222.17.21.0/24 222.17.22.0/24 222.17.23.0/24
222.17.25.0/24 222.17.26.0/24 222.17.27.0/24 222.17.28.0/24
222.17.30.0/24 222.17.31.0/24 222.17.32.0/24 222.17.33.0/24
222.17.35.0/24 222.17.36.0/24 222.17.37.0/24 222.17.38.0/24
222.17.40.0/24 222.17.41.0/24 222.17.42.0/24 222.17.43.0/24
222.17.45.0/24 222.17.46.0/24 222.17.47.0/24 222.17.48.0/24
222.17.50.0/24 222.17.51.0/24 222.17.52.0/24 222.17.53.0/24
222.17.55.0/24 222.17.56.0/24 222.17.57.0/24 222.17.58.0/24
222.17.60.0/24 222.17.61.0/24 222.17.62.0/24 222.17.63.0/24
222.17.65.0/24 222.17.66.0/24 222.17.67.0/24 222.17.68.0/24
222.17.70.0/24 222.17.71.0/24 222.17.72.0/24 222.17.73.0/24
222.17.75.0/24 222.17.76.0/24 222.17.77.0/24 222.17.78.0/24
222.17.80.0/24 222.17.81.0/24 222.17.82.0/24 222.17.83.0/24
222.17.85.0/24 222.17.86.0/24 222.17.87.0/24 222.17.88.0/24
222.17.90.0/24 222.17.91.0/24 222.17.92.0/24 222.17.93.0/24
222.17.95.0/24 222.17.96.0/24 222.17.97.0/24 222.17.98.0/24
222.17.100.0/24 222.17.101.0/24 222.17.102.0/24 222.17.103.0/24
222.17.105.0/24 222.17.106.0/24 222.17.107.0/24 222.17.108.0/24
222.17.110.0/24 222.17.111.0/24 222.17.112.0/24 222.17.113.0/24
222.17.115.0/24 222.17.116.0/24 222.17.117.0/24 222.17.118.0/24
222.17.120.0/24 222.17.121.0/24 222.17.122.0/24 222.17.123.0/24
222.17.125.0/24 222.17.126.0/24 222.17.127.0/24 222.17.128.0/24
222.17.130.0/24 222.17.131.0/24 222.17.132.0/24 222.17.133.0/24
222.17.135.0/24 222.17.136.0/24 222.17.137.0/24 222.17.138.0/24
222.17.140.0/24 222.17.141.0/24 222.17.142.0/24 222.17.143.0/24
222.17.145.0/24 222.17.146.0/24 222.17.147.0/24 222.17.148.0/24
222.17.150.0/24 222.17.151.0/24 222.17.152.0/24 222.17.153.0/24
222.17.155.0/24 222.17.156.0/24 222.17.157.0/24 222.17.158.0/24
222.17.160.0/24 222.17.161.0/24 222.17.162.0/24 222.17.163.0/24
222.17.165.0/24 222.17.166.0/24 222.17.167.0/24 222.17.168.0/24
222.17.170.0/24 222.17.171.0/24 222.17.172.0/24 222.17.173.0/24
222.17.175.0/24 222.17.176.0/24 222.17.177.0/24 222.17.178.0/24
222.17.180.0/24 222.17.181.0/24 222.17.182.0/24 222.17.183.0/24
222.17.185.0/24 222.17.186.0/24 222.17.187.0/24 222.17.188.0/24
222.17.190.0/24 222.17.191.0/24 222.17.192.0/24 222.17.193.0/24
222.17.195.0/24 222.17.196.0/24 222.17.197.0/24 222.17.198.0/24
222.17.200.0/24 222.17.201.0/24 222.17.202.0/24 222.17.203.0/24
222.17.205.0/24 222.17.206.0/24 222.17.207.0/24 222.17.208.0/24
222.17.210.0/24 222.17.211.0/24 222.17.212.0/24 222.17.213.0/24
222.17.215.0/24 222.17.216.0/24 222.17.217.0/24 222.17.218.0/24
222.17.220.0/24 222.17.221.0/24 222.17.222.0/24 222.17.223.0/24
222.17.225.0/24 222.17.226.0/24 222.17.227.0/24 222.17.228.0/24
222.17.230.0/24 222.17.231.0/24 222.17.232.0/24 222.17.233.0/24
222.17.235.0/24 222.17.236.0/24 222.17.237.0/24 222.17.238.0/24
222.17.240.0/24 222.17.241.0/24 222.17.242.0/24 222.17.243.0/24
222.17.245.0/24 222.17.246.0/24 222.17.247.0/24 222.17.248.0/24
222.17.250.0/24 222.17.251.0/24 222.17.252.0/24 222.17.253.0/24
222.17.255.0/24