Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

Abuse

abuse@cernet.edu.cn

Contact

abuse@cernet.edu.cn

helpdesk@cernet.edu.cn

RegDate

Updated

2020-09-03T09:16:17Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 57742592 1728775651328

Whois

inetnum:        222.204.0.0 - 222.205.255.255
netname:        SHR-CERNET
descr:          China Education and Research Network
descr:          Shanghai 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:  2020-09-03T09:16:17Z
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:  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:         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

CIDR

222.204.0.0/24 222.204.1.0/24 222.204.2.0/24 222.204.3.0/24
222.204.5.0/24 222.204.6.0/24 222.204.7.0/24 222.204.8.0/24
222.204.10.0/24 222.204.11.0/24 222.204.12.0/24 222.204.13.0/24
222.204.15.0/24 222.204.16.0/24 222.204.17.0/24 222.204.18.0/24
222.204.20.0/24 222.204.21.0/24 222.204.22.0/24 222.204.23.0/24
222.204.25.0/24 222.204.26.0/24 222.204.27.0/24 222.204.28.0/24
222.204.30.0/24 222.204.31.0/24 222.204.32.0/24 222.204.33.0/24
222.204.35.0/24 222.204.36.0/24 222.204.37.0/24 222.204.38.0/24
222.204.40.0/24 222.204.41.0/24 222.204.42.0/24 222.204.43.0/24
222.204.45.0/24 222.204.46.0/24 222.204.47.0/24 222.204.48.0/24
222.204.50.0/24 222.204.51.0/24 222.204.52.0/24 222.204.53.0/24
222.204.55.0/24 222.204.56.0/24 222.204.57.0/24 222.204.58.0/24
222.204.60.0/24 222.204.61.0/24 222.204.62.0/24 222.204.63.0/24
222.204.65.0/24 222.204.66.0/24 222.204.67.0/24 222.204.68.0/24
222.204.70.0/24 222.204.71.0/24 222.204.72.0/24 222.204.73.0/24
222.204.75.0/24 222.204.76.0/24 222.204.77.0/24 222.204.78.0/24
222.204.80.0/24 222.204.81.0/24 222.204.82.0/24 222.204.83.0/24
222.204.85.0/24 222.204.86.0/24 222.204.87.0/24 222.204.88.0/24
222.204.90.0/24 222.204.91.0/24 222.204.92.0/24 222.204.93.0/24
222.204.95.0/24 222.204.96.0/24 222.204.97.0/24 222.204.98.0/24
222.204.100.0/24 222.204.101.0/24 222.204.102.0/24 222.204.103.0/24
222.204.105.0/24 222.204.106.0/24 222.204.107.0/24 222.204.108.0/24
222.204.110.0/24 222.204.111.0/24 222.204.112.0/24 222.204.113.0/24
222.204.115.0/24 222.204.116.0/24 222.204.117.0/24 222.204.118.0/24
222.204.120.0/24 222.204.121.0/24 222.204.122.0/24 222.204.123.0/24
222.204.125.0/24 222.204.126.0/24 222.204.127.0/24 222.204.128.0/24
222.204.130.0/24 222.204.131.0/24 222.204.132.0/24 222.204.133.0/24
222.204.135.0/24 222.204.136.0/24 222.204.137.0/24 222.204.138.0/24
222.204.140.0/24 222.204.141.0/24 222.204.142.0/24 222.204.143.0/24
222.204.145.0/24 222.204.146.0/24 222.204.147.0/24 222.204.148.0/24
222.204.150.0/24 222.204.151.0/24 222.204.152.0/24 222.204.153.0/24
222.204.155.0/24 222.204.156.0/24 222.204.157.0/24 222.204.158.0/24
222.204.160.0/24 222.204.161.0/24 222.204.162.0/24 222.204.163.0/24
222.204.165.0/24 222.204.166.0/24 222.204.167.0/24 222.204.168.0/24
222.204.170.0/24 222.204.171.0/24 222.204.172.0/24 222.204.173.0/24
222.204.175.0/24 222.204.176.0/24 222.204.177.0/24 222.204.178.0/24
222.204.180.0/24 222.204.181.0/24 222.204.182.0/24 222.204.183.0/24
222.204.185.0/24 222.204.186.0/24 222.204.187.0/24 222.204.188.0/24
222.204.190.0/24 222.204.191.0/24 222.204.192.0/24 222.204.193.0/24
222.204.195.0/24 222.204.196.0/24 222.204.197.0/24 222.204.198.0/24
222.204.200.0/24 222.204.201.0/24 222.204.202.0/24 222.204.203.0/24
222.204.205.0/24 222.204.206.0/24 222.204.207.0/24 222.204.208.0/24
222.204.210.0/24 222.204.211.0/24 222.204.212.0/24 222.204.213.0/24
222.204.215.0/24 222.204.216.0/24 222.204.217.0/24 222.204.218.0/24
222.204.220.0/24 222.204.221.0/24 222.204.222.0/24 222.204.223.0/24
222.204.225.0/24 222.204.226.0/24 222.204.227.0/24 222.204.228.0/24
222.204.230.0/24 222.204.231.0/24 222.204.232.0/24 222.204.233.0/24
222.204.235.0/24 222.204.236.0/24 222.204.237.0/24 222.204.238.0/24
222.204.240.0/24 222.204.241.0/24 222.204.242.0/24 222.204.243.0/24
222.204.245.0/24 222.204.246.0/24 222.204.247.0/24 222.204.248.0/24
222.204.250.0/24 222.204.251.0/24 222.204.252.0/24 222.204.253.0/24
222.204.255.0/24