Data as of Nov 3, 2026

43.90.0.0/16

No anonymizer space · no proxy exits in 30 days

Alibaba (US) Technology Co., Ltd. · space held by Alibaba Cloud (Singapore) Private Limited

Announcement

this exact prefix

RPKI valid

Announced by

Type

Hosting

Recent change

New origin Jul 2026

its first announcement on record

Announcements

More specific

Prefix	Origin	Type	Holder	RPKI
43.90.0.0/17 since Jul 2026	AS45102	Hosting	Alibaba Cloud (Singapore) Private Limited
43.90.128.0/17 since Jul 2026	AS45102	Hosting	Alibaba Cloud (Singapore) Private Limited

Origin network

RPKI

ROA prefix	ASN	Max len	Anchor	Verdict
43.90.0.0/16	AS37963	/24	APNIC	Another network
43.90.0.0/16	AS45102	/24	APNIC	RPKI valid
43.90.0.0/16	AS134963	/24	APNIC	Another network
43.0.0.0/9	AS37963	/15	APNIC	Another network
43.0.0.0/9	AS45102	/15	APNIC	Too specific

IRR

Origin	Registry	Description	Maintainer	Modified
AS37963 not the origin	APNIC	Alibaba.com Singapore E-Commerce Private Limited	MAINT-ASEPL-SG	Feb 25, 2021
AS45102	APNIC	Alibaba Cloud (Singapore) Private Limited	MAINT-ASEPL-SG	Jul 27, 2026
AS134963 not the origin	APNIC	Alibaba Cloud (Singapore) Private Limited	MAINT-ASEPL-SG	Jul 27, 2026