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 110727952 17592187813888
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 58944512 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

183.174.0.0/24 183.174.1.0/24 183.174.2.0/24 183.174.3.0/24
183.174.5.0/24 183.174.6.0/24 183.174.7.0/24 183.174.8.0/24
183.174.10.0/24 183.174.11.0/24 183.174.12.0/24 183.174.13.0/24
183.174.15.0/24 183.174.16.0/24 183.174.17.0/24 183.174.18.0/24
183.174.20.0/24 183.174.21.0/24 183.174.22.0/24 183.174.23.0/24
183.174.25.0/24 183.174.26.0/24 183.174.27.0/24 183.174.28.0/24
183.174.30.0/24 183.174.31.0/24 183.174.32.0/24 183.174.33.0/24
183.174.35.0/24 183.174.36.0/24 183.174.37.0/24 183.174.38.0/24
183.174.40.0/24 183.174.41.0/24 183.174.42.0/24 183.174.43.0/24
183.174.45.0/24 183.174.46.0/24 183.174.47.0/24 183.174.48.0/24
183.174.50.0/24 183.174.51.0/24 183.174.52.0/24 183.174.53.0/24
183.174.55.0/24 183.174.56.0/24 183.174.57.0/24 183.174.58.0/24
183.174.60.0/24 183.174.61.0/24 183.174.62.0/24 183.174.63.0/24
183.174.65.0/24 183.174.66.0/24 183.174.67.0/24 183.174.68.0/24
183.174.70.0/24 183.174.71.0/24 183.174.72.0/24 183.174.73.0/24
183.174.75.0/24 183.174.76.0/24 183.174.77.0/24 183.174.78.0/24
183.174.80.0/24 183.174.81.0/24 183.174.82.0/24 183.174.83.0/24
183.174.85.0/24 183.174.86.0/24 183.174.87.0/24 183.174.88.0/24
183.174.90.0/24 183.174.91.0/24 183.174.92.0/24 183.174.93.0/24
183.174.95.0/24 183.174.96.0/24 183.174.97.0/24 183.174.98.0/24
183.174.100.0/24 183.174.101.0/24 183.174.102.0/24 183.174.103.0/24
183.174.105.0/24 183.174.106.0/24 183.174.107.0/24 183.174.108.0/24
183.174.110.0/24 183.174.111.0/24 183.174.112.0/24 183.174.113.0/24
183.174.115.0/24 183.174.116.0/24 183.174.117.0/24 183.174.118.0/24
183.174.120.0/24 183.174.121.0/24 183.174.122.0/24 183.174.123.0/24
183.174.125.0/24 183.174.126.0/24 183.174.127.0/24