Summary

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

APNIC

Country

Status

ALLOCATED PORTABLE

RegDate

Updated

2020-09-03T09:16:22Z

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:        49.140.0.0 - 49.141.255.255
netname:        SYR-CERNET
descr:          China Education and Research Network
descr:          Shenyang Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
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:  2020-09-03T09:16:22Z
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

49.140.0.0/24 49.140.1.0/24 49.140.2.0/24 49.140.3.0/24
49.140.5.0/24 49.140.6.0/24 49.140.7.0/24 49.140.8.0/24
49.140.10.0/24 49.140.11.0/24 49.140.12.0/24 49.140.13.0/24
49.140.15.0/24 49.140.16.0/24 49.140.17.0/24 49.140.18.0/24
49.140.20.0/24 49.140.21.0/24 49.140.22.0/24 49.140.23.0/24
49.140.25.0/24 49.140.26.0/24 49.140.27.0/24 49.140.28.0/24
49.140.30.0/24 49.140.31.0/24 49.140.32.0/24 49.140.33.0/24
49.140.35.0/24 49.140.36.0/24 49.140.37.0/24 49.140.38.0/24
49.140.40.0/24 49.140.41.0/24 49.140.42.0/24 49.140.43.0/24
49.140.45.0/24 49.140.46.0/24 49.140.47.0/24 49.140.48.0/24
49.140.50.0/24 49.140.51.0/24 49.140.52.0/24 49.140.53.0/24
49.140.55.0/24 49.140.56.0/24 49.140.57.0/24 49.140.58.0/24
49.140.60.0/24 49.140.61.0/24 49.140.62.0/24 49.140.63.0/24
49.140.65.0/24 49.140.66.0/24 49.140.67.0/24 49.140.68.0/24
49.140.70.0/24 49.140.71.0/24 49.140.72.0/24 49.140.73.0/24
49.140.75.0/24 49.140.76.0/24 49.140.77.0/24 49.140.78.0/24
49.140.80.0/24 49.140.81.0/24 49.140.82.0/24 49.140.83.0/24
49.140.85.0/24 49.140.86.0/24 49.140.87.0/24 49.140.88.0/24
49.140.90.0/24 49.140.91.0/24 49.140.92.0/24 49.140.93.0/24
49.140.95.0/24 49.140.96.0/24 49.140.97.0/24 49.140.98.0/24
49.140.100.0/24 49.140.101.0/24 49.140.102.0/24 49.140.103.0/24
49.140.105.0/24 49.140.106.0/24 49.140.107.0/24 49.140.108.0/24
49.140.110.0/24 49.140.111.0/24 49.140.112.0/24 49.140.113.0/24
49.140.115.0/24 49.140.116.0/24 49.140.117.0/24 49.140.118.0/24
49.140.120.0/24 49.140.121.0/24 49.140.122.0/24 49.140.123.0/24
49.140.125.0/24 49.140.126.0/24 49.140.127.0/24 49.140.128.0/24
49.140.130.0/24 49.140.131.0/24 49.140.132.0/24 49.140.133.0/24
49.140.135.0/24 49.140.136.0/24 49.140.137.0/24 49.140.138.0/24
49.140.140.0/24 49.140.141.0/24 49.140.142.0/24 49.140.143.0/24
49.140.145.0/24 49.140.146.0/24 49.140.147.0/24 49.140.148.0/24
49.140.150.0/24 49.140.151.0/24 49.140.152.0/24 49.140.153.0/24
49.140.155.0/24 49.140.156.0/24 49.140.157.0/24 49.140.158.0/24
49.140.160.0/24 49.140.161.0/24 49.140.162.0/24 49.140.163.0/24
49.140.165.0/24 49.140.166.0/24 49.140.167.0/24 49.140.168.0/24
49.140.170.0/24 49.140.171.0/24 49.140.172.0/24 49.140.173.0/24
49.140.175.0/24 49.140.176.0/24 49.140.177.0/24 49.140.178.0/24
49.140.180.0/24 49.140.181.0/24 49.140.182.0/24 49.140.183.0/24
49.140.185.0/24 49.140.186.0/24 49.140.187.0/24 49.140.188.0/24
49.140.190.0/24 49.140.191.0/24 49.140.192.0/24 49.140.193.0/24
49.140.195.0/24 49.140.196.0/24 49.140.197.0/24 49.140.198.0/24
49.140.200.0/24 49.140.201.0/24 49.140.202.0/24 49.140.203.0/24
49.140.205.0/24 49.140.206.0/24 49.140.207.0/24 49.140.208.0/24
49.140.210.0/24 49.140.211.0/24 49.140.212.0/24 49.140.213.0/24
49.140.215.0/24 49.140.216.0/24 49.140.217.0/24 49.140.218.0/24
49.140.220.0/24 49.140.221.0/24 49.140.222.0/24 49.140.223.0/24
49.140.225.0/24 49.140.226.0/24 49.140.227.0/24 49.140.228.0/24
49.140.230.0/24 49.140.231.0/24 49.140.232.0/24 49.140.233.0/24
49.140.235.0/24 49.140.236.0/24 49.140.237.0/24 49.140.238.0/24
49.140.240.0/24 49.140.241.0/24 49.140.242.0/24 49.140.243.0/24
49.140.245.0/24 49.140.246.0/24 49.140.247.0/24 49.140.248.0/24
49.140.250.0/24 49.140.251.0/24 49.140.252.0/24 49.140.253.0/24
49.140.255.0/24