210.51.248.0/21

China Unicom IP network

Announcing ASNs: 1

Parent Prefix: 210.51.0.0/16

Abuse: [email protected]

RIR: APNIC

Prefix
Routing
Raw Whois

Announcing ASNs

Country	ASN	Name	Description
	AS9929	CUII	CHINA UNICOM Industrial Internet Backbone

210.51.248.0/21 Summary

Prefix:

210.51.248.0/21

Name:

UNICOM-CN

Description:

China Unicom IP network

Country:

IP Addresses:

2,048

Regional Registry:

APNIC

Allocation Status:

Allocated

Allocation Date:

11^th October 2000

Parent Prefix:

210.51.0.0/16

Contacts

Email Contacts:

[email protected]

Abuse Contacts:

[email protected]

Address:

No.21,

Financial Street,

Beijing,

100033,

P.R.China

Summary

Country	Prefix	Name	Description	ASN
	210.51.0.0/16	UNICOM-CN	China Unicom IP network	AS9929
	210.51.192.0/18	UNICOM-CN	China Unicom IP network	AS9929

AS9929 CHINA UNICOM Industrial Internet Backbone - Prefix Upstreams

ASN	Name	Description
AS174	COGENT-174	Cogent Communications
AS701	UUNET	Verizon Business
AS2914	NTT-LTD-2914	NTT America, Inc.
AS4837	CHINA169-Backbone	CHINA UNICOM China169 Backbone

% Information related to '210.51.0.0 - 210.51.255.255'

% Abuse contact for '210.51.0.0 - 210.51.255.255' is '[email protected]'

inetnum:        210.51.0.0 - 210.51.255.255
netname:        UNICOM-CN
descr:          China Unicom IP network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         CH1302-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2023-10-21T03:28:44Z
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 2024-07-01
mnt-by:         MAINT-CNCGROUP
last-modified:  2024-07-01T02:08:34Z
source:         APNIC

role:           ABUSE CUCN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
country:        ZZ
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] is invalid
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2024-06-12T13:18:20Z
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