Data as of Nov 9, 2026
43.123.160.0/19
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
Risk
50 / 100 · Medium
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 43.123.128.0/18 since May 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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 43.123.0.0/16 | AS45102 | /24 | APNIC | RPKI valid |
| 43.123.0.0/16 | 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
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 43.123.160.0/20 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/20 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/21 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/21 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.160.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.161.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.161.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.162.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.162.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.162.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.162.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.163.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.163.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.164.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.165.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.165.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.166.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.166.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.166.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.166.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.167.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.167.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/21 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/21 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.168.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.169.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.169.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.170.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.170.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.170.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.170.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.171.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.171.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.172.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.173.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.173.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.174.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.174.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.174.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.174.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.175.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.175.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/20 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/20 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/21 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/21 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.176.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.177.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.177.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.178.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.178.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.178.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.178.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.179.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.179.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.180.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.181.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.181.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.182.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.182.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.182.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.182.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.183.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.183.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/21 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/21 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.184.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.185.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.185.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.186.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.186.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.186.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.186.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.187.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.187.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/22 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/22 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.188.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.189.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.189.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.190.0/23 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.190.0/23 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.190.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.190.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.191.0/24 | AS45102 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
| 43.123.191.0/24 | AS134963 | APNIC | Alibaba.com Singapore E-Commerce Private Limited | MAINT-ASEPL-SG | Feb 25, 2021 |
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