37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd.
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS4134 CHINANET-BACKBONE No.31,Jin-rong Street
AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6697 AS37963 ORIGIN Originate: 8704 /18.91 Transit: 0 /0.00 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd.
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 4240 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) 5 3 1 3 2 40.00% Prefix AS Path Aggregation Suggestion 121.0.16.0/20 4637 3491 4134 37963 121.0.16.0/20 4637 4837 37963 + Announce - aggregate of 121.0.16.0/21 (4637 4837 37963) and 121.0.24.0/21 (4637 4837 37963) 121.0.16.0/21 4637 4837 37963 - Withdrawn - aggregated with 121.0.24.0/21 (4637 4837 37963) 121.0.24.0/22 4637 4837 37963 - Withdrawn - aggregated with 121.0.28.0/22 (4637 4837 37963) 121.0.28.0/22 4637 4837 37963 - Withdrawn - aggregated with 121.0.24.0/22 (4637 4837 37963) 203.209.250.0/23 4637 4837 37963
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS37963 4 More Specifics 5 Total Advertisements CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd.
121.0.16.0/21 121.0.16.0/20
121.0.24.0/22 121.0.16.0/20
121.0.28.0/22 121.0.16.0/20
203.209.250.0/23 203.209.224.0/19
whois: 402603
IANA has recorded AS37963 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS37963\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS37888 - AS38911'
as-block: AS37888 - AS38911
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS37952 - AS37970'
as-block: AS37952 - AS37970
descr: CNNIC ASN block
country: CN
remarks: These AS numbers are further assigned by CNNIC
remarks: to CNNIC members and end-users in China
admin-c: IPAS1-AP
tech-c: IPAS1-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CNNIC-AP
last-modified: 2023-10-09T03:57:39Z
source: APNIC
role: CNNIC IPAS CONFEDERATION
address: No.4, Zhongguancun No.4 South Street,
address: Haidian District, Beijing
country: CN
phone: +86-010-58813000
fax-no: +86-010-58813075
e-mail: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
nic-hdl: IPAS1-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-09-12T07:40:01Z
source: APNIC
% Information related to 'AS37963'
% Abuse contact for 'AS37963' is 'didong.jc@alibaba-inc.com'
aut-num: AS37963
as-name: ALIBABA-CN-NET
descr: Hangzhou Alibaba Advertising Co.,Ltd.
descr: East Software Park, 99 Huaxing Rd.
descr: Hangzhou, China
country: CN
admin-c: ZM678-AP
tech-c: ZM877-AP
tech-c: ZM876-AP
tech-c: ZM875-AP
abuse-c: AC1601-AP
mnt-routes: MAINT-CNNIC-AP
mnt-by: MAINT-CNNIC-AP
mnt-irt: IRT-ALIBABA-CN-NET-CN
last-modified: 2021-10-27T00:00:46Z
source: APNIC
irt: IRT-ALIBABA-CN-NET-CN
address: No.699, Wangshang RD., Hangzhou, China
e-mail: didong.jc@alibaba-inc.com
abuse-mailbox: didong.jc@alibaba-inc.com
admin-c: ZM678-AP
tech-c: ZM678-AP
auth: # Filtered
mnt-by: MAINT-CNNIC-AP
last-modified: 2025-11-18T00:35:07Z
source: APNIC
role: ABUSE CNNICCN
country: ZZ
address: Beijing, China
phone: +000000000
e-mail: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
nic-hdl: AC1601-AP
remarks: Generated from irt object IRT-CNNIC-CN
remarks: ipas@cnnic.cn is invalid
abuse-mailbox: ipas@cnnic.cn
mnt-by: APNIC-ABUSE
last-modified: 2025-09-19T17:20:32Z
source: APNIC
person: Shuo Yu
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022600
e-mail: anti-spam@list.alibaba-inc.com
nic-hdl: ZM678-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2021-04-13T23:21:57Z
source: APNIC
person: Guoxin Gao
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022600
fax-no: +86-0571-85022600
e-mail: anti-spam@list.alibaba-inc.com
nic-hdl: ZM875-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2014-07-30T01:56:01Z
source: APNIC
person: security trouble
e-mail: abuse@alibaba-inc.com
address: 5th,floor,Building D,the West Lake International Plaza of S&T,391#Wen??r Road
address: Hangzhou, Zhejiang, China
phone: +86-0571-85022600
country: CN
mnt-by: MAINT-CNNIC-AP
nic-hdl: ZM876-AP
last-modified: 2025-07-01T07:06:11Z
source: APNIC
person: Guowei Pan
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022088-30763
fax-no: +86-0571-85022600
e-mail: abuse@alibaba-inc.com
nic-hdl: ZM877-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2025-07-01T07:05:46Z
source: APNIC
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