Data as of Nov 3, 2026
149.129.16.0/22
No anonymizer space · no proxy exits in 30 daysAlibaba (US) Technology Co., Ltd. · space held by Alibaba Cloud (Singapore) Private Limited
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 149.129.16.0/23 since Jul 2019 | AS45102 | Hosting | Alibaba Cloud (Singapore) Private Limited via Alibaba US | |
| 149.129.18.0/23 since Jan 2026 | AS45102 | Hosting | Alibaba Cloud (Singapore) Private Limited via Alibaba US |
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 |
|---|---|---|---|---|---|---|
| 149.129.0.0/16 | 65,536 | ASEPL-SG | Alibaba Cloud (Singapore) Private Limited (ORG-ASEP1-AP) · SG | ALLOCATED PORTABLE | — | [email protected] |
| └ 149.129.0.0/18 | 16,384 | ALICLOUD-US | Alibaba US | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Alibaba Cloud (Singapore) Private Limited
- Handle
- ORG-ASEP1-AP
- Range
- 149.129.0.0/16
- Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Alibaba US
- Reallocated range
- 149.129.0.0/18
- Reallocation type
- ALLOCATED NON-PORTABLE
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
- Jan 2026
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 149.129.0.0/16 | AS45102 | /24 | APNIC | RPKI valid |
| 149.129.0.0/16 | AS134963 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 149.129.0.0/18
- Netname
- ALICLOUD-US
- Registrant
- Alibaba US
- Registrant country
- US
- Organization
- Alibaba US
- Org country
- US
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 4, 2026
- Maintainer
- MAINT-ASEPL-SG
- RIR
- APNIC
- Country
- SG
- Delegated
- Apr 12, 1991
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE ASEPLSG
- Handle
- AA1926-AP