Data as of Nov 12, 2026
43.91.0.0/17
No anonymizer space · no proxy exits in 30 daysAlibaba (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 Oct 22, 2026
from AS45102 Alibaba (US) Technology Co., Ltd.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 43.91.0.0/18 since Nov 3, 2026 | AS45102 | Hosting | Alibaba Cloud (Singapore) Private Limited | |
| 43.91.64.0/18 since Nov 3, 2026 | AS45102 | Hosting | Alibaba Cloud (Singapore) Private Limited |
Network & registry
Origin network
AS45102
CN
- Name
- Alibaba (US) Technology Co., Ltd.
- Type
- Hosting
- Registered
- Feb 1, 2008
- Domain
- alibabagroup.com
- Website
- alibabagroup.com/
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2023
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 43.91.0.0/16 | AS37963 | /24 | APNIC | Another network |
| 43.91.0.0/16 | AS45102 | /24 | APNIC | RPKI valid |
| 43.91.0.0/16 | 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
Route objects on the exact prefix
| 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.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Jul 14, 2023 |
| AS134963 not the origin | APNIC | Alibaba Cloud (Singapore) Private Limited | MAINT-ASEPL-SG | Jul 27, 2026 |
Whois
Registration for this announcement
- Range
- 43.
0. 0. 0/ 9 - Netname
- ASEPL-SG
- Registrant
- Alibaba Cloud (Singapore) Private Limited
- Registrant country
- SG
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 9, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- SG
- Delegated
- Feb 21, 1989
- Status
- assigned
Report abuse
Abuse contact
- abuse@
alibaba-inc. com - Name
- ABUSE ASEPLSG
- Handle
- AA1926-AP