Data as of Nov 7, 2026

140.205.32.0/19

No anonymizer space · no proxy exits in 30 days

Hangzhou Alibaba Advertising Co.,Ltd. · space held by Zhejiang Taobao Network Co.,Ltd

Announcement

this exact prefix

RPKI valid

Announced by

AS37963

Type

Hosting

Risk

50 / 100 · Medium

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Holder	RPKI
140.205.0.0/16 since Aug 2011	AS37963	Hosting	Zhejiang Taobao Network Co.,Ltd

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS37963

Name: Hangzhou Alibaba Advertising Co.,Ltd.
Type: Hosting
Registered: Mar 8, 2006
Domain: alibabagroup.com
Website: alibabagroup.com/
Industry: Hosting and Cloud Provider
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
140.205.0.0/16	AS37963	/24	APNIC	RPKI valid
140.205.0.0/16	AS45102	/24	APNIC	Another network

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
AS45102 not the origin	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
140.205.32.0/20	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/20	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/21	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/21	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.32.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.33.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.33.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.34.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.34.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.34.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.34.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.35.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.35.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.36.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.37.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.37.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.38.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.38.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.38.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.38.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.39.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.39.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/21	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/21	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.40.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.41.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.41.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.42.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.42.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.42.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.42.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.43.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.43.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.44.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.45.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.45.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.46.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.46.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.46.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.46.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.47.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.47.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/20	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/20	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/21	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/21	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.48.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.49.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.49.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.50.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.50.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.50.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.50.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.51.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.51.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.52.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.53.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.53.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.54.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.54.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.54.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.54.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.55.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.55.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/21	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/21	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.56.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.57.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.57.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.58.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.58.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.58.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.58.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.59.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.59.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/22	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/22	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.60.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.61.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.61.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.62.0/23	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.62.0/23	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.62.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.62.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.63.0/24	AS37963	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020
140.205.63.0/24	AS45102	APNIC	China Internet Network Information Center	MAINT-CNNIC-AP	Feb 18, 2020

140.205.32.0/19

Announcements

Covering announcements

Network & registry

AS37963

Covering aggregate above, the prefix's own history below

Routing history

Route origin authorizations

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact