Home>111.187.128.0/18 IP Range Details

IP range details

111.187.128.0/18

China · AS4538

Summary

Country

China

Domain

cernet.edu.cn

Registry

APNIC

ID

SHR-CERNET

WHOIS info

inetnum:        111.186.0.0 - 111.187.255.255
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:        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:  2020-09-03T09:15:57Z
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:         abuse@cernet.edu.cn
abuse-mailbox:  abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        http://www.ccert.edu.cn
remarks:        abuse@cernet.edu.cn was validated on 2025-08-15
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-08-15T09:37:51Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Research Center,
address:        Main Bldg, Tsinghua Univ
address:        Beijing 100084, China
phone:          +86-10-62784301
e-mail:         abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        abuse@cernet.edu.cn was validated on 2025-08-15
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-08-15T09:38:28Z
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:         helpdesk@cernet.edu.cn
remarks:        abuse@cernet.edu.cn
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

route:          111.187.0.0/16
descr:          CERNET
origin:         AS4538
mnt-by:         MAINT-CERNET-AP
last-modified:  2009-05-25T06:45:30Z
source:         APNIC

Sub-IP segments included in this IP segment

  • 111.187.128.0/26
  • 111.187.128.64/26
  • 111.187.128.128/26
  • 111.187.128.192/26
  • 111.187.129.0/26
  • 111.187.129.64/26
  • 111.187.129.128/26
  • 111.187.129.192/26
  • 111.187.130.0/26
  • 111.187.130.64/26
  • 111.187.130.128/26
  • 111.187.130.192/26
  • 111.187.131.0/26
  • 111.187.131.64/26
  • 111.187.131.128/26
  • 111.187.131.192/26
  • 111.187.132.0/26
  • 111.187.132.64/26
  • 111.187.132.128/26
  • 111.187.132.192/26
  • 111.187.133.0/26
  • 111.187.133.64/26
  • 111.187.133.128/26
  • 111.187.133.192/26
  • 111.187.134.0/26
  • 111.187.134.64/26
  • 111.187.134.128/26
  • 111.187.134.192/26
  • 111.187.135.0/26
  • 111.187.135.64/26
  • 111.187.135.128/26
  • 111.187.135.192/26
  • 111.187.136.0/26
  • 111.187.136.64/26
  • 111.187.136.128/26
  • 111.187.136.192/26
  • 111.187.137.0/26
  • 111.187.137.64/26
  • 111.187.137.128/26
  • 111.187.137.192/26
  • 111.187.138.0/26
  • 111.187.138.64/26
  • 111.187.138.128/26
  • 111.187.138.192/26
  • 111.187.139.0/26
  • 111.187.139.64/26
  • 111.187.139.128/26
  • 111.187.139.192/26
  • 111.187.140.0/26
  • 111.187.140.64/26
  • 111.187.140.128/26
  • 111.187.140.192/26
  • 111.187.141.0/26
  • 111.187.141.64/26
  • 111.187.141.128/26
  • 111.187.141.192/26
  • 111.187.142.0/26
  • 111.187.142.64/26
  • 111.187.142.128/26
  • 111.187.142.192/26
  • 111.187.143.0/26
  • 111.187.143.64/26
  • 111.187.143.128/26
  • 111.187.143.192/26
  • 111.187.144.0/26
  • 111.187.144.64/26
  • 111.187.144.128/26
  • 111.187.144.192/26
  • 111.187.145.0/26
  • 111.187.145.64/26
  • 111.187.145.128/26
  • 111.187.145.192/26
  • 111.187.146.0/26
  • 111.187.146.64/26
  • 111.187.146.128/26
  • 111.187.146.192/26
  • 111.187.147.0/26
  • 111.187.147.64/26
  • 111.187.147.128/26
  • 111.187.147.192/26
  • 111.187.148.0/26
  • 111.187.148.64/26
  • 111.187.148.128/26
  • 111.187.148.192/26
  • 111.187.149.0/26
  • 111.187.149.64/26
  • 111.187.149.128/26
  • 111.187.149.192/26
  • 111.187.150.0/26
  • 111.187.150.64/26
  • 111.187.150.128/26
  • 111.187.150.192/26
  • 111.187.151.0/26
  • 111.187.151.64/26
  • 111.187.151.128/26
  • 111.187.151.192/26
  • 111.187.152.0/26
  • 111.187.152.64/26
  • 111.187.152.128/26
  • 111.187.152.192/26
  • 111.187.153.0/26
  • 111.187.153.64/26
  • 111.187.153.128/26
  • 111.187.153.192/26
  • 111.187.154.0/26
  • 111.187.154.64/26
  • 111.187.154.128/26
  • 111.187.154.192/26
  • 111.187.155.0/26
  • 111.187.155.64/26
  • 111.187.155.128/26
  • 111.187.155.192/26
  • 111.187.156.0/26
  • 111.187.156.64/26
  • 111.187.156.128/26
  • 111.187.156.192/26
  • 111.187.157.0/26
  • 111.187.157.64/26
  • 111.187.157.128/26
  • 111.187.157.192/26
  • 111.187.158.0/26
  • 111.187.158.64/26
  • 111.187.158.128/26
  • 111.187.158.192/26
  • 111.187.159.0/26
  • 111.187.159.64/26
  • 111.187.159.128/26
  • 111.187.159.192/26
  • 111.187.160.0/26
  • 111.187.160.64/26
  • 111.187.160.128/26
  • 111.187.160.192/26
  • 111.187.161.0/26
  • 111.187.161.64/26
  • 111.187.161.128/26
  • 111.187.161.192/26
  • 111.187.162.0/26
  • 111.187.162.64/26
  • 111.187.162.128/26
  • 111.187.162.192/26
  • 111.187.163.0/26
  • 111.187.163.64/26
  • 111.187.163.128/26
  • 111.187.163.192/26
  • 111.187.164.0/26
  • 111.187.164.64/26
  • 111.187.164.128/26
  • 111.187.164.192/26
  • 111.187.165.0/26
  • 111.187.165.64/26
  • 111.187.165.128/26
  • 111.187.165.192/26
  • 111.187.166.0/26
  • 111.187.166.64/26
  • 111.187.166.128/26
  • 111.187.166.192/26
  • 111.187.167.0/26
  • 111.187.167.64/26
  • 111.187.167.128/26
  • 111.187.167.192/26
  • 111.187.168.0/26
  • 111.187.168.64/26
  • 111.187.168.128/26
  • 111.187.168.192/26
  • 111.187.169.0/26
  • 111.187.169.64/26
  • 111.187.169.128/26
  • 111.187.169.192/26
  • 111.187.170.0/26
  • 111.187.170.64/26
  • 111.187.170.128/26
  • 111.187.170.192/26
  • 111.187.171.0/26
  • 111.187.171.64/26
  • 111.187.171.128/26
  • 111.187.171.192/26
  • 111.187.172.0/26
  • 111.187.172.64/26
  • 111.187.172.128/26
  • 111.187.172.192/26
  • 111.187.173.0/26
  • 111.187.173.64/26
  • 111.187.173.128/26
  • 111.187.173.192/26
  • 111.187.174.0/26
  • 111.187.174.64/26
  • 111.187.174.128/26
  • 111.187.174.192/26
  • 111.187.175.0/26
  • 111.187.175.64/26
  • 111.187.175.128/26
  • 111.187.175.192/26
  • 111.187.176.0/26
  • 111.187.176.64/26
  • 111.187.176.128/26
  • 111.187.176.192/26
  • 111.187.177.0/26
  • 111.187.177.64/26
  • 111.187.177.128/26
  • 111.187.177.192/26
  • 111.187.178.0/26
  • 111.187.178.64/26
  • 111.187.178.128/26
  • 111.187.178.192/26
  • 111.187.179.0/26
  • 111.187.179.64/26
  • 111.187.179.128/26
  • 111.187.179.192/26
  • 111.187.180.0/26
  • 111.187.180.64/26
  • 111.187.180.128/26
  • 111.187.180.192/26
  • 111.187.181.0/26
  • 111.187.181.64/26
  • 111.187.181.128/26
  • 111.187.181.192/26
  • 111.187.182.0/26
  • 111.187.182.64/26
  • 111.187.182.128/26
  • 111.187.182.192/26
  • 111.187.183.0/26
  • 111.187.183.64/26
  • 111.187.183.128/26
  • 111.187.183.192/26
  • 111.187.184.0/26
  • 111.187.184.64/26
  • 111.187.184.128/26
  • 111.187.184.192/26
  • 111.187.185.0/26
  • 111.187.185.64/26
  • 111.187.185.128/26
  • 111.187.185.192/26
  • 111.187.186.0/26
  • 111.187.186.64/26
  • 111.187.186.128/26
  • 111.187.186.192/26
  • 111.187.187.0/26
  • 111.187.187.64/26
  • 111.187.187.128/26
  • 111.187.187.192/26
  • 111.187.188.0/26
  • 111.187.188.64/26
  • 111.187.188.128/26
  • 111.187.188.192/26
  • 111.187.189.0/26
  • 111.187.189.64/26
  • 111.187.189.128/26
  • 111.187.189.192/26
  • 111.187.190.0/26
  • 111.187.190.64/26
  • 111.187.190.128/26
  • 111.187.190.192/26
  • 111.187.191.0/26
  • 111.187.191.64/26
  • 111.187.191.128/26