Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-09-03T09:16:10Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17172736 17970298617856

Whois

inetnum:        180.84.0.0 - 180.85.255.255
netname:        CDR-CERNET
descr:          China Education and Research Network
descr:          Chengdu 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:  2020-09-03T09:16:10Z
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:  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:         [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

180.85.0.0/24 180.85.1.0/24 180.85.2.0/24 180.85.3.0/24
180.85.5.0/24 180.85.6.0/24 180.85.7.0/24 180.85.8.0/24
180.85.10.0/24 180.85.11.0/24 180.85.12.0/24 180.85.13.0/24
180.85.15.0/24 180.85.16.0/24 180.85.17.0/24 180.85.18.0/24
180.85.20.0/24 180.85.21.0/24 180.85.22.0/24 180.85.23.0/24
180.85.25.0/24 180.85.26.0/24 180.85.27.0/24 180.85.28.0/24
180.85.30.0/24 180.85.31.0/24 180.85.32.0/24 180.85.33.0/24
180.85.35.0/24 180.85.36.0/24 180.85.37.0/24 180.85.38.0/24
180.85.40.0/24 180.85.41.0/24 180.85.42.0/24 180.85.43.0/24
180.85.45.0/24 180.85.46.0/24 180.85.47.0/24 180.85.48.0/24
180.85.50.0/24 180.85.51.0/24 180.85.52.0/24 180.85.53.0/24
180.85.55.0/24 180.85.56.0/24 180.85.57.0/24 180.85.58.0/24
180.85.60.0/24 180.85.61.0/24 180.85.62.0/24 180.85.63.0/24
180.85.65.0/24 180.85.66.0/24 180.85.67.0/24 180.85.68.0/24
180.85.70.0/24 180.85.71.0/24 180.85.72.0/24 180.85.73.0/24
180.85.75.0/24 180.85.76.0/24 180.85.77.0/24 180.85.78.0/24
180.85.80.0/24 180.85.81.0/24 180.85.82.0/24 180.85.83.0/24
180.85.85.0/24 180.85.86.0/24 180.85.87.0/24 180.85.88.0/24
180.85.90.0/24 180.85.91.0/24 180.85.92.0/24 180.85.93.0/24
180.85.95.0/24 180.85.96.0/24 180.85.97.0/24 180.85.98.0/24
180.85.100.0/24 180.85.101.0/24 180.85.102.0/24 180.85.103.0/24
180.85.105.0/24 180.85.106.0/24 180.85.107.0/24 180.85.108.0/24
180.85.110.0/24 180.85.111.0/24 180.85.112.0/24 180.85.113.0/24
180.85.115.0/24 180.85.116.0/24 180.85.117.0/24 180.85.118.0/24
180.85.120.0/24 180.85.121.0/24 180.85.122.0/24 180.85.123.0/24
180.85.125.0/24 180.85.126.0/24 180.85.127.0/24