Data as of Nov 3, 2026
43.91.0.0/17
No anonymizer space · no proxy exits in 30 daysAlibaba (US) Technology Co., Ltd.
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 | RPKI |
|---|---|---|---|
| 43.91.0.0/18 since Nov 3, 2026 | AS45102 | Hosting | |
| 43.91.64.0/18 since Nov 3, 2026 | AS45102 | Hosting |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 43.0.0.0/9 | 8,388,608 | ASEPL-SG | Alibaba Cloud (Singapore) Private Limited (ORG-ASEP1-AP) · SG | ALLOCATED PORTABLE | — | [email protected] |
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
- Software Development
- 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
- Not stated by the registry
- Netname
- ASEPL-SG
- Registrant
- Alibaba Cloud (Singapore) Private Limited
- Registrant country
- SG
- Organization
- Not stated by the registry
- Created
- Not stated by the registry
- RIR
- APNIC
- Country
- SG
- Delegated
- Feb 21, 1989
- Status
- assigned