Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-09-03T09:16:13Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street, CN China 110725904 17592187813888
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 58946560 1733024481280

Whois

inetnum:        183.172.0.0 - 183.175.255.255
netname:        BJR-CERNET
descr:          China Education and Research Network
descr:          Beijing Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        NS2.NET.EDU.CN
remarks:        DNS.EDU.CN
remarks:        DNS2.EDU.CN
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:  2020-09-03T09:16:13Z
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

183.174.128.0/24 183.174.129.0/24 183.174.130.0/24 183.174.131.0/24
183.174.133.0/24 183.174.134.0/24 183.174.135.0/24 183.174.136.0/24
183.174.138.0/24 183.174.139.0/24 183.174.140.0/24 183.174.141.0/24
183.174.143.0/24 183.174.144.0/24 183.174.145.0/24 183.174.146.0/24
183.174.148.0/24 183.174.149.0/24 183.174.150.0/24 183.174.151.0/24
183.174.153.0/24 183.174.154.0/24 183.174.155.0/24 183.174.156.0/24
183.174.158.0/24 183.174.159.0/24 183.174.160.0/24 183.174.161.0/24
183.174.163.0/24 183.174.164.0/24 183.174.165.0/24 183.174.166.0/24
183.174.168.0/24 183.174.169.0/24 183.174.170.0/24 183.174.171.0/24
183.174.173.0/24 183.174.174.0/24 183.174.175.0/24 183.174.176.0/24
183.174.178.0/24 183.174.179.0/24 183.174.180.0/24 183.174.181.0/24
183.174.183.0/24 183.174.184.0/24 183.174.185.0/24 183.174.186.0/24
183.174.188.0/24 183.174.189.0/24 183.174.190.0/24 183.174.191.0/24
183.174.193.0/24 183.174.194.0/24 183.174.195.0/24 183.174.196.0/24
183.174.198.0/24 183.174.199.0/24 183.174.200.0/24 183.174.201.0/24
183.174.203.0/24 183.174.204.0/24 183.174.205.0/24 183.174.206.0/24
183.174.208.0/24 183.174.209.0/24 183.174.210.0/24 183.174.211.0/24
183.174.213.0/24 183.174.214.0/24 183.174.215.0/24 183.174.216.0/24
183.174.218.0/24 183.174.219.0/24 183.174.220.0/24 183.174.221.0/24
183.174.223.0/24 183.174.224.0/24 183.174.225.0/24 183.174.226.0/24
183.174.228.0/24 183.174.229.0/24 183.174.230.0/24 183.174.231.0/24
183.174.233.0/24 183.174.234.0/24 183.174.235.0/24 183.174.236.0/24
183.174.238.0/24 183.174.239.0/24 183.174.240.0/24 183.174.241.0/24
183.174.243.0/24 183.174.244.0/24 183.174.245.0/24 183.174.246.0/24
183.174.248.0/24 183.174.249.0/24 183.174.250.0/24 183.174.251.0/24
183.174.253.0/24 183.174.254.0/24 183.174.255.0/24