Summary

NetName
NJR-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

2020-09-03T09:16:28Z

Whois

inetnum:        42.244.0.0 - 42.247.255.255
netname:        NJR-CERNET
descr:          China Education and Research Network
descr:          Nanjing 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:  2020-09-03T09:16:28Z
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

42.244.128.0/24 42.244.129.0/24 42.244.130.0/24 42.244.131.0/24
42.244.133.0/24 42.244.134.0/24 42.244.135.0/24 42.244.136.0/24
42.244.138.0/24 42.244.139.0/24 42.244.140.0/24 42.244.141.0/24
42.244.143.0/24 42.244.144.0/24 42.244.145.0/24 42.244.146.0/24
42.244.148.0/24 42.244.149.0/24 42.244.150.0/24 42.244.151.0/24
42.244.153.0/24 42.244.154.0/24 42.244.155.0/24 42.244.156.0/24
42.244.158.0/24 42.244.159.0/24 42.244.160.0/24 42.244.161.0/24
42.244.163.0/24 42.244.164.0/24 42.244.165.0/24 42.244.166.0/24
42.244.168.0/24 42.244.169.0/24 42.244.170.0/24 42.244.171.0/24
42.244.173.0/24 42.244.174.0/24 42.244.175.0/24 42.244.176.0/24
42.244.178.0/24 42.244.179.0/24 42.244.180.0/24 42.244.181.0/24
42.244.183.0/24 42.244.184.0/24 42.244.185.0/24 42.244.186.0/24
42.244.188.0/24 42.244.189.0/24 42.244.190.0/24 42.244.191.0/24
42.244.193.0/24 42.244.194.0/24 42.244.195.0/24 42.244.196.0/24
42.244.198.0/24 42.244.199.0/24 42.244.200.0/24 42.244.201.0/24
42.244.203.0/24 42.244.204.0/24 42.244.205.0/24 42.244.206.0/24
42.244.208.0/24 42.244.209.0/24 42.244.210.0/24 42.244.211.0/24
42.244.213.0/24 42.244.214.0/24 42.244.215.0/24 42.244.216.0/24
42.244.218.0/24 42.244.219.0/24 42.244.220.0/24 42.244.221.0/24
42.244.223.0/24 42.244.224.0/24 42.244.225.0/24 42.244.226.0/24
42.244.228.0/24 42.244.229.0/24 42.244.230.0/24 42.244.231.0/24
42.244.233.0/24 42.244.234.0/24 42.244.235.0/24 42.244.236.0/24
42.244.238.0/24 42.244.239.0/24 42.244.240.0/24 42.244.241.0/24
42.244.243.0/24 42.244.244.0/24 42.244.245.0/24 42.244.246.0/24
42.244.248.0/24 42.244.249.0/24 42.244.250.0/24 42.244.251.0/24
42.244.253.0/24 42.244.254.0/24 42.244.255.0/24