Summary

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

APNIC

Country

Status

ASSIGNED NON-PORTABLE

RegDate

Updated

2021-03-24T13:05:10Z

Whois

inetnum:        202.202.0.0 - 202.203.255.255
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:         ASSIGNED NON-PORTABLE
remarks:        origin AS4538
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2021-03-24T13:05:10Z
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:  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

202.203.0.0/24 202.203.1.0/24 202.203.2.0/24 202.203.3.0/24
202.203.5.0/24 202.203.6.0/24 202.203.7.0/24 202.203.8.0/24
202.203.10.0/24 202.203.11.0/24 202.203.12.0/24 202.203.13.0/24
202.203.15.0/24 202.203.16.0/24 202.203.17.0/24 202.203.18.0/24
202.203.20.0/24 202.203.21.0/24 202.203.22.0/24 202.203.23.0/24
202.203.25.0/24 202.203.26.0/24 202.203.27.0/24 202.203.28.0/24
202.203.30.0/24 202.203.31.0/24 202.203.32.0/24 202.203.33.0/24
202.203.35.0/24 202.203.36.0/24 202.203.37.0/24 202.203.38.0/24
202.203.40.0/24 202.203.41.0/24 202.203.42.0/24 202.203.43.0/24
202.203.45.0/24 202.203.46.0/24 202.203.47.0/24 202.203.48.0/24
202.203.50.0/24 202.203.51.0/24 202.203.52.0/24 202.203.53.0/24
202.203.55.0/24 202.203.56.0/24 202.203.57.0/24 202.203.58.0/24
202.203.60.0/24 202.203.61.0/24 202.203.62.0/24 202.203.63.0/24
202.203.65.0/24 202.203.66.0/24 202.203.67.0/24 202.203.68.0/24
202.203.70.0/24 202.203.71.0/24 202.203.72.0/24 202.203.73.0/24
202.203.75.0/24 202.203.76.0/24 202.203.77.0/24 202.203.78.0/24
202.203.80.0/24 202.203.81.0/24 202.203.82.0/24 202.203.83.0/24
202.203.85.0/24 202.203.86.0/24 202.203.87.0/24 202.203.88.0/24
202.203.90.0/24 202.203.91.0/24 202.203.92.0/24 202.203.93.0/24
202.203.95.0/24 202.203.96.0/24 202.203.97.0/24 202.203.98.0/24
202.203.100.0/24 202.203.101.0/24 202.203.102.0/24 202.203.103.0/24
202.203.105.0/24 202.203.106.0/24 202.203.107.0/24 202.203.108.0/24
202.203.110.0/24 202.203.111.0/24 202.203.112.0/24 202.203.113.0/24
202.203.115.0/24 202.203.116.0/24 202.203.117.0/24 202.203.118.0/24
202.203.120.0/24 202.203.121.0/24 202.203.122.0/24 202.203.123.0/24
202.203.125.0/24 202.203.126.0/24 202.203.127.0/24 202.203.128.0/24
202.203.130.0/24 202.203.131.0/24 202.203.132.0/24 202.203.133.0/24
202.203.135.0/24 202.203.136.0/24 202.203.137.0/24 202.203.138.0/24
202.203.140.0/24 202.203.141.0/24 202.203.142.0/24 202.203.143.0/24
202.203.145.0/24 202.203.146.0/24 202.203.147.0/24 202.203.148.0/24
202.203.150.0/24 202.203.151.0/24 202.203.152.0/24 202.203.153.0/24
202.203.155.0/24 202.203.156.0/24 202.203.157.0/24 202.203.158.0/24
202.203.160.0/24 202.203.161.0/24 202.203.162.0/24 202.203.163.0/24
202.203.165.0/24 202.203.166.0/24 202.203.167.0/24 202.203.168.0/24
202.203.170.0/24 202.203.171.0/24 202.203.172.0/24 202.203.173.0/24
202.203.175.0/24 202.203.176.0/24 202.203.177.0/24 202.203.178.0/24
202.203.180.0/24 202.203.181.0/24 202.203.182.0/24 202.203.183.0/24
202.203.185.0/24 202.203.186.0/24 202.203.187.0/24 202.203.188.0/24
202.203.190.0/24 202.203.191.0/24 202.203.192.0/24 202.203.193.0/24
202.203.195.0/24 202.203.196.0/24 202.203.197.0/24 202.203.198.0/24
202.203.200.0/24 202.203.201.0/24 202.203.202.0/24 202.203.203.0/24
202.203.205.0/24 202.203.206.0/24 202.203.207.0/24 202.203.208.0/24
202.203.210.0/24 202.203.211.0/24 202.203.212.0/24 202.203.213.0/24
202.203.215.0/24 202.203.216.0/24 202.203.217.0/24 202.203.218.0/24
202.203.220.0/24 202.203.221.0/24 202.203.222.0/24 202.203.223.0/24
202.203.225.0/24 202.203.226.0/24 202.203.227.0/24 202.203.228.0/24
202.203.230.0/24 202.203.231.0/24 202.203.232.0/24 202.203.233.0/24
202.203.235.0/24 202.203.236.0/24 202.203.237.0/24 202.203.238.0/24
202.203.240.0/24 202.203.241.0/24 202.203.242.0/24 202.203.243.0/24
202.203.245.0/24 202.203.246.0/24 202.203.247.0/24 202.203.248.0/24
202.203.250.0/24 202.203.251.0/24 202.203.252.0/24 202.203.253.0/24
202.203.255.0/24