AS37963 Hangzhou Alibaba Advertising Co.,Ltd.
AS37963 (ALIBABA-CN-NET) is registered to Hangzhou Alibaba Advertising Co.,Ltd. in CN, through APNIC. It originates 858 prefixes in the global routing table.
Who holds AS37963
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
WHOIS recordAPNIC
% [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: PO Box 3646 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: 2026-08-26T00:40:00Z 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:
What AS37963 announces
Prefixes originated by AS37963 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
Show 609 more
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RPKI valid RPKI invalid no ROA covers it
Who AS37963 is reached through
The AS just before AS37963 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| APNIC | ALIBABA-CN-NET | MAINT-CNNIC-AP |
| RADB | Alibaba-Cloud | MAINT-ALIBABA-CLOUD |
Route objects with origin AS37963: APNIC 98,928 · RADB 47 · RIPE 4 · ARIN 2