Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-09-03T09:16:25Z

Whois

inetnum:        121.192.0.0 - 121.192.255.255
netname:        SHR-CERNET
descr:          China Education and Research Network
descr:          Shanghai Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        origin AS4538
remarks:        confederation
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:25Z
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

121.192.0.0/24 121.192.1.0/24 121.192.2.0/24 121.192.3.0/24
121.192.5.0/24 121.192.6.0/24 121.192.7.0/24 121.192.8.0/24
121.192.10.0/24 121.192.11.0/24 121.192.12.0/24 121.192.13.0/24
121.192.15.0/24 121.192.16.0/24 121.192.17.0/24 121.192.18.0/24
121.192.20.0/24 121.192.21.0/24 121.192.22.0/24 121.192.23.0/24
121.192.25.0/24 121.192.26.0/24 121.192.27.0/24 121.192.28.0/24
121.192.30.0/24 121.192.31.0/24 121.192.32.0/24 121.192.33.0/24
121.192.35.0/24 121.192.36.0/24 121.192.37.0/24 121.192.38.0/24
121.192.40.0/24 121.192.41.0/24 121.192.42.0/24 121.192.43.0/24
121.192.45.0/24 121.192.46.0/24 121.192.47.0/24 121.192.48.0/24
121.192.50.0/24 121.192.51.0/24 121.192.52.0/24 121.192.53.0/24
121.192.55.0/24 121.192.56.0/24 121.192.57.0/24 121.192.58.0/24
121.192.60.0/24 121.192.61.0/24 121.192.62.0/24 121.192.63.0/24
121.192.65.0/24 121.192.66.0/24 121.192.67.0/24 121.192.68.0/24
121.192.70.0/24 121.192.71.0/24 121.192.72.0/24 121.192.73.0/24
121.192.75.0/24 121.192.76.0/24 121.192.77.0/24 121.192.78.0/24
121.192.80.0/24 121.192.81.0/24 121.192.82.0/24 121.192.83.0/24
121.192.85.0/24 121.192.86.0/24 121.192.87.0/24 121.192.88.0/24
121.192.90.0/24 121.192.91.0/24 121.192.92.0/24 121.192.93.0/24
121.192.95.0/24 121.192.96.0/24 121.192.97.0/24 121.192.98.0/24
121.192.100.0/24 121.192.101.0/24 121.192.102.0/24 121.192.103.0/24
121.192.105.0/24 121.192.106.0/24 121.192.107.0/24 121.192.108.0/24
121.192.110.0/24 121.192.111.0/24 121.192.112.0/24 121.192.113.0/24
121.192.115.0/24 121.192.116.0/24 121.192.117.0/24 121.192.118.0/24
121.192.120.0/24 121.192.121.0/24 121.192.122.0/24 121.192.123.0/24
121.192.125.0/24 121.192.126.0/24 121.192.127.0/24 121.192.128.0/24
121.192.130.0/24 121.192.131.0/24 121.192.132.0/24 121.192.133.0/24
121.192.135.0/24 121.192.136.0/24 121.192.137.0/24 121.192.138.0/24
121.192.140.0/24 121.192.141.0/24 121.192.142.0/24 121.192.143.0/24
121.192.145.0/24 121.192.146.0/24 121.192.147.0/24 121.192.148.0/24
121.192.150.0/24 121.192.151.0/24 121.192.152.0/24 121.192.153.0/24
121.192.155.0/24 121.192.156.0/24 121.192.157.0/24 121.192.158.0/24
121.192.160.0/24 121.192.161.0/24 121.192.162.0/24 121.192.163.0/24
121.192.165.0/24 121.192.166.0/24 121.192.167.0/24 121.192.168.0/24
121.192.170.0/24 121.192.171.0/24 121.192.172.0/24 121.192.173.0/24
121.192.175.0/24 121.192.176.0/24 121.192.177.0/24 121.192.178.0/24
121.192.180.0/24 121.192.181.0/24 121.192.182.0/24 121.192.183.0/24
121.192.185.0/24 121.192.186.0/24 121.192.187.0/24 121.192.188.0/24
121.192.190.0/24 121.192.191.0/24 121.192.192.0/24 121.192.193.0/24
121.192.195.0/24 121.192.196.0/24 121.192.197.0/24 121.192.198.0/24
121.192.200.0/24 121.192.201.0/24 121.192.202.0/24 121.192.203.0/24
121.192.205.0/24 121.192.206.0/24 121.192.207.0/24 121.192.208.0/24
121.192.210.0/24 121.192.211.0/24 121.192.212.0/24 121.192.213.0/24
121.192.215.0/24 121.192.216.0/24 121.192.217.0/24 121.192.218.0/24
121.192.220.0/24 121.192.221.0/24 121.192.222.0/24 121.192.223.0/24
121.192.225.0/24 121.192.226.0/24 121.192.227.0/24 121.192.228.0/24
121.192.230.0/24 121.192.231.0/24 121.192.232.0/24 121.192.233.0/24
121.192.235.0/24 121.192.236.0/24 121.192.237.0/24 121.192.238.0/24
121.192.240.0/24 121.192.241.0/24 121.192.242.0/24 121.192.243.0/24
121.192.245.0/24 121.192.246.0/24 121.192.247.0/24 121.192.248.0/24
121.192.250.0/24 121.192.251.0/24 121.192.252.0/24 121.192.253.0/24
121.192.255.0/24