Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-10-20T00:56:43Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN China 57728768 1728775651328

Whois

inetnum:        210.40.0.0 - 210.47.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing, 100084
country:        CN
admin-c:        JW1-CN
tech-c:         XL1-CN
tech-c:         LZ1-CN
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        NS2.NET.EDU.CN
remarks:        DNS.EDU.CN
remarks:        CDNET52.CDNET.EDU.CN
remarks:        CDNET61.CDNET.EDU.CN
remarks:        DNS.WHNET.EDU.CN
remarks:        DNS.XANET.EDU.CN
remarks:        MARS.SHNET.EDU.CN
remarks:        MAVERICK.SYNET.EDU.CN
remarks:        NS1.NJNET.EDU.CN
remarks:        NS2.NJNET.EDU.CN
remarks:        ORANGE.GZNET.EDU.CN
remarks:        PINEAPPLE.GZNET.EDU.CN
remarks:        SAINT.SYNET.EDU.CN
remarks:        SUN200.WHNET.EDU.CN
remarks:        VENUS.SHNET.EDU.CN
remarks:        XANOC.XANET.EDU.CN
remarks:        service provider
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:43Z
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

person:         Jianping Wu
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         [email protected]
nic-hdl:        JW1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

person:         Xing Li
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         [email protected]
nic-hdl:        XL1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

CIDR

210.45.0.0/24 210.45.1.0/24 210.45.2.0/24 210.45.3.0/24
210.45.5.0/24 210.45.6.0/24 210.45.7.0/24 210.45.8.0/24
210.45.10.0/24 210.45.11.0/24 210.45.12.0/24 210.45.13.0/24
210.45.15.0/24 210.45.16.0/24 210.45.17.0/24 210.45.18.0/24
210.45.20.0/24 210.45.21.0/24 210.45.22.0/24 210.45.23.0/24
210.45.25.0/24 210.45.26.0/24 210.45.27.0/24 210.45.28.0/24
210.45.30.0/24 210.45.31.0/24 210.45.32.0/24 210.45.33.0/24
210.45.35.0/24 210.45.36.0/24 210.45.37.0/24 210.45.38.0/24
210.45.40.0/24 210.45.41.0/24 210.45.42.0/24 210.45.43.0/24
210.45.45.0/24 210.45.46.0/24 210.45.47.0/24 210.45.48.0/24
210.45.50.0/24 210.45.51.0/24 210.45.52.0/24 210.45.53.0/24
210.45.55.0/24 210.45.56.0/24 210.45.57.0/24 210.45.58.0/24
210.45.60.0/24 210.45.61.0/24 210.45.62.0/24 210.45.63.0/24
210.45.65.0/24 210.45.66.0/24 210.45.67.0/24 210.45.68.0/24
210.45.70.0/24 210.45.71.0/24 210.45.72.0/24 210.45.73.0/24
210.45.75.0/24 210.45.76.0/24 210.45.77.0/24 210.45.78.0/24
210.45.80.0/24 210.45.81.0/24 210.45.82.0/24 210.45.83.0/24
210.45.85.0/24 210.45.86.0/24 210.45.87.0/24 210.45.88.0/24
210.45.90.0/24 210.45.91.0/24 210.45.92.0/24 210.45.93.0/24
210.45.95.0/24 210.45.96.0/24 210.45.97.0/24 210.45.98.0/24
210.45.100.0/24 210.45.101.0/24 210.45.102.0/24 210.45.103.0/24
210.45.105.0/24 210.45.106.0/24 210.45.107.0/24 210.45.108.0/24
210.45.110.0/24 210.45.111.0/24 210.45.112.0/24 210.45.113.0/24
210.45.115.0/24 210.45.116.0/24 210.45.117.0/24 210.45.118.0/24
210.45.120.0/24 210.45.121.0/24 210.45.122.0/24 210.45.123.0/24
210.45.125.0/24 210.45.126.0/24 210.45.127.0/24 210.45.128.0/24
210.45.130.0/24 210.45.131.0/24 210.45.132.0/24 210.45.133.0/24
210.45.135.0/24 210.45.136.0/24 210.45.137.0/24 210.45.138.0/24
210.45.140.0/24 210.45.141.0/24 210.45.142.0/24 210.45.143.0/24
210.45.145.0/24 210.45.146.0/24 210.45.147.0/24 210.45.148.0/24
210.45.150.0/24 210.45.151.0/24 210.45.152.0/24 210.45.153.0/24
210.45.155.0/24 210.45.156.0/24 210.45.157.0/24 210.45.158.0/24
210.45.160.0/24 210.45.161.0/24 210.45.162.0/24 210.45.163.0/24
210.45.165.0/24 210.45.166.0/24 210.45.167.0/24 210.45.168.0/24
210.45.170.0/24 210.45.171.0/24 210.45.172.0/24 210.45.173.0/24
210.45.175.0/24 210.45.176.0/24 210.45.177.0/24 210.45.178.0/24
210.45.180.0/24 210.45.181.0/24 210.45.182.0/24 210.45.183.0/24
210.45.185.0/24 210.45.186.0/24 210.45.187.0/24 210.45.188.0/24
210.45.190.0/24 210.45.191.0/24 210.45.192.0/24 210.45.193.0/24
210.45.195.0/24 210.45.196.0/24 210.45.197.0/24 210.45.198.0/24
210.45.200.0/24 210.45.201.0/24 210.45.202.0/24 210.45.203.0/24
210.45.205.0/24 210.45.206.0/24 210.45.207.0/24 210.45.208.0/24
210.45.210.0/24 210.45.211.0/24 210.45.212.0/24 210.45.213.0/24
210.45.215.0/24 210.45.216.0/24 210.45.217.0/24 210.45.218.0/24
210.45.220.0/24 210.45.221.0/24 210.45.222.0/24 210.45.223.0/24
210.45.225.0/24 210.45.226.0/24 210.45.227.0/24 210.45.228.0/24
210.45.230.0/24 210.45.231.0/24 210.45.232.0/24 210.45.233.0/24
210.45.235.0/24 210.45.236.0/24 210.45.237.0/24 210.45.238.0/24
210.45.240.0/24 210.45.241.0/24 210.45.242.0/24 210.45.243.0/24
210.45.245.0/24 210.45.246.0/24 210.45.247.0/24 210.45.248.0/24
210.45.250.0/24 210.45.251.0/24 210.45.252.0/24 210.45.253.0/24
210.45.255.0/24