Summary
| Country |  China | 
| Domain | chinaunicom.com | 
| Size | 19,342,813,113,834,067,000,000,000 | 
| Registry | APNIC | 
| Network Name | CU-CN | 
Whois
inet6num:       2408:8000::/20
netname:        CU-CN
descr:          China Unicom
descr:          No.21, Jin-Rong Street
descr:          Beijng 100033
country:        CN
admin-c:        CH1302-AP
tech-c:         CH1302-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
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-CNCGROUP
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2023-10-21T03:39:56Z
source:         APNIC
irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-10-17
mnt-by:         MAINT-CNCGROUP
last-modified:  2025-10-17T02:26:26Z
source:         APNIC
role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         [email protected]
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        [email protected] was validated on 2025-10-17
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-17T02:26:56Z
source:         APNIC
person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         [email protected]
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC
route6:         2408:8000::/20
descr:          China Unicom IPv6 Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2018-01-18T02:14:01Z
source:         APNICCIDR IP address subranges within 2408:8409:2550::/44 subnet
- 2408:8409:2550:0:0:0:0:0/52
- 2408:8409:2550:1000:0:0:0:0/52
- 2408:8409:2550:2000:0:0:0:0/52
- 2408:8409:2550:3000:0:0:0:0/52
- 2408:8409:2550:4000:0:0:0:0/52
- 2408:8409:2550:5000:0:0:0:0/52
- 2408:8409:2550:6000:0:0:0:0/52
- 2408:8409:2550:7000:0:0:0:0/52
- 2408:8409:2550:8000:0:0:0:0/52
- 2408:8409:2550:9000:0:0:0:0/52
- 2408:8409:2550:a000:0:0:0:0/52
- 2408:8409:2550:b000:0:0:0:0/52
- 2408:8409:2550:c000:0:0:0:0/52
- 2408:8409:2550:d000:0:0:0:0/52
- 2408:8409:2550:e000:0:0:0:0/52
- 2408:8409:2550:f000:0:0:0:0/52
- 2408:8409:2551:0:0:0:0:0/52
- 2408:8409:2551:1000:0:0:0:0/52
- 2408:8409:2551:2000:0:0:0:0/52
- 2408:8409:2551:3000:0:0:0:0/52
- 2408:8409:2551:4000:0:0:0:0/52
- 2408:8409:2551:5000:0:0:0:0/52
- 2408:8409:2551:6000:0:0:0:0/52
- 2408:8409:2551:7000:0:0:0:0/52
- 2408:8409:2551:8000:0:0:0:0/52
- 2408:8409:2551:9000:0:0:0:0/52
- 2408:8409:2551:a000:0:0:0:0/52
- 2408:8409:2551:b000:0:0:0:0/52
- 2408:8409:2551:c000:0:0:0:0/52
- 2408:8409:2551:d000:0:0:0:0/52
- 2408:8409:2551:e000:0:0:0:0/52
- 2408:8409:2551:f000:0:0:0:0/52
- 2408:8409:2552:0:0:0:0:0/52
- 2408:8409:2552:1000:0:0:0:0/52
- 2408:8409:2552:2000:0:0:0:0/52
- 2408:8409:2552:3000:0:0:0:0/52
- 2408:8409:2552:4000:0:0:0:0/52
- 2408:8409:2552:5000:0:0:0:0/52
- 2408:8409:2552:6000:0:0:0:0/52
- 2408:8409:2552:7000:0:0:0:0/52
- 2408:8409:2552:8000:0:0:0:0/52
- 2408:8409:2552:9000:0:0:0:0/52
- 2408:8409:2552:a000:0:0:0:0/52
- 2408:8409:2552:b000:0:0:0:0/52
- 2408:8409:2552:c000:0:0:0:0/52
- 2408:8409:2552:d000:0:0:0:0/52
- 2408:8409:2552:e000:0:0:0:0/52
- 2408:8409:2552:f000:0:0:0:0/52
- 2408:8409:2553:0:0:0:0:0/52
- 2408:8409:2553:1000:0:0:0:0/52
- 2408:8409:2553:2000:0:0:0:0/52
- 2408:8409:2553:3000:0:0:0:0/52
- 2408:8409:2553:4000:0:0:0:0/52
- 2408:8409:2553:5000:0:0:0:0/52
- 2408:8409:2553:6000:0:0:0:0/52
- 2408:8409:2553:7000:0:0:0:0/52
- 2408:8409:2553:8000:0:0:0:0/52
- 2408:8409:2553:9000:0:0:0:0/52
- 2408:8409:2553:a000:0:0:0:0/52
- 2408:8409:2553:b000:0:0:0:0/52
- 2408:8409:2553:c000:0:0:0:0/52
- 2408:8409:2553:d000:0:0:0:0/52
- 2408:8409:2553:e000:0:0:0:0/52
- 2408:8409:2553:f000:0:0:0:0/52
- 2408:8409:2554:0:0:0:0:0/52
- 2408:8409:2554:1000:0:0:0:0/52
- 2408:8409:2554:2000:0:0:0:0/52
- 2408:8409:2554:3000:0:0:0:0/52
- 2408:8409:2554:4000:0:0:0:0/52
- 2408:8409:2554:5000:0:0:0:0/52
- 2408:8409:2554:6000:0:0:0:0/52
- 2408:8409:2554:7000:0:0:0:0/52
- 2408:8409:2554:8000:0:0:0:0/52
- 2408:8409:2554:9000:0:0:0:0/52
- 2408:8409:2554:a000:0:0:0:0/52
- 2408:8409:2554:b000:0:0:0:0/52
- 2408:8409:2554:c000:0:0:0:0/52
- 2408:8409:2554:d000:0:0:0:0/52
- 2408:8409:2554:e000:0:0:0:0/52
- 2408:8409:2554:f000:0:0:0:0/52
- 2408:8409:2555:0:0:0:0:0/52
- 2408:8409:2555:1000:0:0:0:0/52
- 2408:8409:2555:2000:0:0:0:0/52
- 2408:8409:2555:3000:0:0:0:0/52
- 2408:8409:2555:4000:0:0:0:0/52
- 2408:8409:2555:5000:0:0:0:0/52
- 2408:8409:2555:6000:0:0:0:0/52
- 2408:8409:2555:7000:0:0:0:0/52
- 2408:8409:2555:8000:0:0:0:0/52
- 2408:8409:2555:9000:0:0:0:0/52
- 2408:8409:2555:a000:0:0:0:0/52
- 2408:8409:2555:b000:0:0:0:0/52
- 2408:8409:2555:c000:0:0:0:0/52
- 2408:8409:2555:d000:0:0:0:0/52
- 2408:8409:2555:e000:0:0:0:0/52
- 2408:8409:2555:f000:0:0:0:0/52
- 2408:8409:2556:0:0:0:0:0/52
- 2408:8409:2556:1000:0:0:0:0/52
- 2408:8409:2556:2000:0:0:0:0/52
- 2408:8409:2556:3000:0:0:0:0/52
- 2408:8409:2556:4000:0:0:0:0/52
- 2408:8409:2556:5000:0:0:0:0/52
- 2408:8409:2556:6000:0:0:0:0/52
- 2408:8409:2556:7000:0:0:0:0/52
- 2408:8409:2556:8000:0:0:0:0/52
- 2408:8409:2556:9000:0:0:0:0/52
- 2408:8409:2556:a000:0:0:0:0/52
- 2408:8409:2556:b000:0:0:0:0/52
- 2408:8409:2556:c000:0:0:0:0/52
- 2408:8409:2556:d000:0:0:0:0/52
- 2408:8409:2556:e000:0:0:0:0/52
- 2408:8409:2556:f000:0:0:0:0/52
- 2408:8409:2557:0:0:0:0:0/52
- 2408:8409:2557:1000:0:0:0:0/52
- 2408:8409:2557:2000:0:0:0:0/52
- 2408:8409:2557:3000:0:0:0:0/52
- 2408:8409:2557:4000:0:0:0:0/52
- 2408:8409:2557:5000:0:0:0:0/52
- 2408:8409:2557:6000:0:0:0:0/52
- 2408:8409:2557:7000:0:0:0:0/52
- 2408:8409:2557:8000:0:0:0:0/52
- 2408:8409:2557:9000:0:0:0:0/52
- 2408:8409:2557:a000:0:0:0:0/52
- 2408:8409:2557:b000:0:0:0:0/52
- 2408:8409:2557:c000:0:0:0:0/52
- 2408:8409:2557:d000:0:0:0:0/52
- 2408:8409:2557:e000:0:0:0:0/52
- 2408:8409:2557:f000:0:0:0:0/52
- 2408:8409:2558:0:0:0:0:0/52
- 2408:8409:2558:1000:0:0:0:0/52
- 2408:8409:2558:2000:0:0:0:0/52
- 2408:8409:2558:3000:0:0:0:0/52
- 2408:8409:2558:4000:0:0:0:0/52
- 2408:8409:2558:5000:0:0:0:0/52
- 2408:8409:2558:6000:0:0:0:0/52
- 2408:8409:2558:7000:0:0:0:0/52
- 2408:8409:2558:8000:0:0:0:0/52
- 2408:8409:2558:9000:0:0:0:0/52
- 2408:8409:2558:a000:0:0:0:0/52
- 2408:8409:2558:b000:0:0:0:0/52
- 2408:8409:2558:c000:0:0:0:0/52
- 2408:8409:2558:d000:0:0:0:0/52
- 2408:8409:2558:e000:0:0:0:0/52
- 2408:8409:2558:f000:0:0:0:0/52
- 2408:8409:2559:0:0:0:0:0/52
- 2408:8409:2559:1000:0:0:0:0/52
- 2408:8409:2559:2000:0:0:0:0/52
- 2408:8409:2559:3000:0:0:0:0/52
- 2408:8409:2559:4000:0:0:0:0/52
- 2408:8409:2559:5000:0:0:0:0/52
- 2408:8409:2559:6000:0:0:0:0/52
- 2408:8409:2559:7000:0:0:0:0/52
- 2408:8409:2559:8000:0:0:0:0/52
- 2408:8409:2559:9000:0:0:0:0/52
- 2408:8409:2559:a000:0:0:0:0/52
- 2408:8409:2559:b000:0:0:0:0/52
- 2408:8409:2559:c000:0:0:0:0/52
- 2408:8409:2559:d000:0:0:0:0/52
- 2408:8409:2559:e000:0:0:0:0/52
- 2408:8409:2559:f000:0:0:0:0/52
- 2408:8409:255a:0:0:0:0:0/52
- 2408:8409:255a:1000:0:0:0:0/52
- 2408:8409:255a:2000:0:0:0:0/52
- 2408:8409:255a:3000:0:0:0:0/52
- 2408:8409:255a:4000:0:0:0:0/52
- 2408:8409:255a:5000:0:0:0:0/52
- 2408:8409:255a:6000:0:0:0:0/52
- 2408:8409:255a:7000:0:0:0:0/52
- 2408:8409:255a:8000:0:0:0:0/52
- 2408:8409:255a:9000:0:0:0:0/52
- 2408:8409:255a:a000:0:0:0:0/52
- 2408:8409:255a:b000:0:0:0:0/52
- 2408:8409:255a:c000:0:0:0:0/52
- 2408:8409:255a:d000:0:0:0:0/52
- 2408:8409:255a:e000:0:0:0:0/52
- 2408:8409:255a:f000:0:0:0:0/52
- 2408:8409:255b:0:0:0:0:0/52
- 2408:8409:255b:1000:0:0:0:0/52
- 2408:8409:255b:2000:0:0:0:0/52
- 2408:8409:255b:3000:0:0:0:0/52
- 2408:8409:255b:4000:0:0:0:0/52
- 2408:8409:255b:5000:0:0:0:0/52
- 2408:8409:255b:6000:0:0:0:0/52
- 2408:8409:255b:7000:0:0:0:0/52
- 2408:8409:255b:8000:0:0:0:0/52
- 2408:8409:255b:9000:0:0:0:0/52
- 2408:8409:255b:a000:0:0:0:0/52
- 2408:8409:255b:b000:0:0:0:0/52
- 2408:8409:255b:c000:0:0:0:0/52
- 2408:8409:255b:d000:0:0:0:0/52
- 2408:8409:255b:e000:0:0:0:0/52
- 2408:8409:255b:f000:0:0:0:0/52
- 2408:8409:255c:0:0:0:0:0/52
- 2408:8409:255c:1000:0:0:0:0/52
- 2408:8409:255c:2000:0:0:0:0/52
- 2408:8409:255c:3000:0:0:0:0/52
- 2408:8409:255c:4000:0:0:0:0/52
- 2408:8409:255c:5000:0:0:0:0/52
- 2408:8409:255c:6000:0:0:0:0/52
- 2408:8409:255c:7000:0:0:0:0/52
- 2408:8409:255c:8000:0:0:0:0/52
- 2408:8409:255c:9000:0:0:0:0/52
- 2408:8409:255c:a000:0:0:0:0/52
- 2408:8409:255c:b000:0:0:0:0/52
- 2408:8409:255c:c000:0:0:0:0/52
- 2408:8409:255c:d000:0:0:0:0/52
- 2408:8409:255c:e000:0:0:0:0/52
- 2408:8409:255c:f000:0:0:0:0/52
- 2408:8409:255d:0:0:0:0:0/52
- 2408:8409:255d:1000:0:0:0:0/52
- 2408:8409:255d:2000:0:0:0:0/52
- 2408:8409:255d:3000:0:0:0:0/52
- 2408:8409:255d:4000:0:0:0:0/52
- 2408:8409:255d:5000:0:0:0:0/52
- 2408:8409:255d:6000:0:0:0:0/52
- 2408:8409:255d:7000:0:0:0:0/52
- 2408:8409:255d:8000:0:0:0:0/52
- 2408:8409:255d:9000:0:0:0:0/52
- 2408:8409:255d:a000:0:0:0:0/52
- 2408:8409:255d:b000:0:0:0:0/52
- 2408:8409:255d:c000:0:0:0:0/52
- 2408:8409:255d:d000:0:0:0:0/52
- 2408:8409:255d:e000:0:0:0:0/52
- 2408:8409:255d:f000:0:0:0:0/52
- 2408:8409:255e:0:0:0:0:0/52
- 2408:8409:255e:1000:0:0:0:0/52
- 2408:8409:255e:2000:0:0:0:0/52
- 2408:8409:255e:3000:0:0:0:0/52
- 2408:8409:255e:4000:0:0:0:0/52
- 2408:8409:255e:5000:0:0:0:0/52
- 2408:8409:255e:6000:0:0:0:0/52
- 2408:8409:255e:7000:0:0:0:0/52
- 2408:8409:255e:8000:0:0:0:0/52
- 2408:8409:255e:9000:0:0:0:0/52
- 2408:8409:255e:a000:0:0:0:0/52
- 2408:8409:255e:b000:0:0:0:0/52
- 2408:8409:255e:c000:0:0:0:0/52
- 2408:8409:255e:d000:0:0:0:0/52
- 2408:8409:255e:e000:0:0:0:0/52
- 2408:8409:255e:f000:0:0:0:0/52
- 2408:8409:255f:0:0:0:0:0/52
- 2408:8409:255f:1000:0:0:0:0/52
- 2408:8409:255f:2000:0:0:0:0/52
- 2408:8409:255f:3000:0:0:0:0/52
- 2408:8409:255f:4000:0:0:0:0/52
- 2408:8409:255f:5000:0:0:0:0/52
- 2408:8409:255f:6000:0:0:0:0/52
- 2408:8409:255f:7000:0:0:0:0/52
- 2408:8409:255f:8000:0:0:0:0/52
- 2408:8409:255f:9000:0:0:0:0/52
- 2408:8409:255f:a000:0:0:0:0/52
- 2408:8409:255f:b000:0:0:0:0/52
- 2408:8409:255f:c000:0:0:0:0/52
- 2408:8409:255f:d000:0:0:0:0/52
- 2408:8409:255f:e000:0:0:0:0/52
- 2408:8409:255f:f000:0:0:0:0/52
