Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

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:         [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

42.247.128.0/24 42.247.129.0/24 42.247.130.0/24 42.247.131.0/24
42.247.133.0/24 42.247.134.0/24 42.247.135.0/24 42.247.136.0/24
42.247.138.0/24 42.247.139.0/24 42.247.140.0/24 42.247.141.0/24
42.247.143.0/24 42.247.144.0/24 42.247.145.0/24 42.247.146.0/24
42.247.148.0/24 42.247.149.0/24 42.247.150.0/24 42.247.151.0/24
42.247.153.0/24 42.247.154.0/24 42.247.155.0/24 42.247.156.0/24
42.247.158.0/24 42.247.159.0/24 42.247.160.0/24 42.247.161.0/24
42.247.163.0/24 42.247.164.0/24 42.247.165.0/24 42.247.166.0/24
42.247.168.0/24 42.247.169.0/24 42.247.170.0/24 42.247.171.0/24
42.247.173.0/24 42.247.174.0/24 42.247.175.0/24 42.247.176.0/24
42.247.178.0/24 42.247.179.0/24 42.247.180.0/24 42.247.181.0/24
42.247.183.0/24 42.247.184.0/24 42.247.185.0/24 42.247.186.0/24
42.247.188.0/24 42.247.189.0/24 42.247.190.0/24 42.247.191.0/24
42.247.193.0/24 42.247.194.0/24 42.247.195.0/24 42.247.196.0/24
42.247.198.0/24 42.247.199.0/24 42.247.200.0/24 42.247.201.0/24
42.247.203.0/24 42.247.204.0/24 42.247.205.0/24 42.247.206.0/24
42.247.208.0/24 42.247.209.0/24 42.247.210.0/24 42.247.211.0/24
42.247.213.0/24 42.247.214.0/24 42.247.215.0/24 42.247.216.0/24
42.247.218.0/24 42.247.219.0/24 42.247.220.0/24 42.247.221.0/24
42.247.223.0/24 42.247.224.0/24 42.247.225.0/24 42.247.226.0/24
42.247.228.0/24 42.247.229.0/24 42.247.230.0/24 42.247.231.0/24
42.247.233.0/24 42.247.234.0/24 42.247.235.0/24 42.247.236.0/24
42.247.238.0/24 42.247.239.0/24 42.247.240.0/24 42.247.241.0/24
42.247.243.0/24 42.247.244.0/24 42.247.245.0/24 42.247.246.0/24
42.247.248.0/24 42.247.249.0/24 42.247.250.0/24 42.247.251.0/24
42.247.253.0/24 42.247.254.0/24 42.247.255.0/24