Data as of Nov 3, 2026
47.87.72.0/21
No anonymizer space · no proxy exits in 30 daysAlibaba (US) Technology Co., Ltd. · space held by Alibaba Cloud LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 47.87.64.0/18 since Dec 2024 | AS45102 | Hosting | Alibaba Cloud LLC |
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 47.87.72.0/24 since Apr 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.73.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.74.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.75.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.76.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.77.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.78.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC | |
| 47.87.79.0/24 since May 2025 | AS134963 | Hosting | Alibaba Cloud LLC |
Network & registry
Announced by
Covering announcement 47.87.64.0/19
- Prefix
- 47.87.64.0/19
- Announced by
- AS45102 Alibaba (US) Technology Co., Ltd.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- AL-3
- Registrant
- Alibaba Cloud LLC
- RIR
- ARIN
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
Covering aggregate above, the prefix's own history below
47.87.64.0/19
Routing history
- Pattern
- Stable
- First seen
- Dec 2024
- Current origin since
- Dec 2024 · 1.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 47.87.0.0/16 | AS45102 | /24 | ARIN | RPKI valid |
| 47.87.0.0/16 | AS134963 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 47.74.0.0 - 47.87.255.255
- Netname
- AL-3
- Registrant
- Alibaba Cloud LLC
- Organization
- Alibaba Cloud LLC (AL-3)
- Org address
- 400 S El Camino Real, Suite 400, San Mateo, CA, 94402
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-47-74-0-0-1
- Parent
- NET-47-0-0-0-0
- Created
- Mar 17, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 17, 2016
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network Abuse
- Phone
- +1-408-785-5580
- Handle
- NETWO4028-ARIN