Data as of Nov 10, 2026
72.5.129.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 72.5.128.0/20 | 4,096 | AMAZO-4 | Amazon.com, Inc. (AMAZO-4) · US | Direct Allocation | Oct 10, 2023 | trustandsafety@ |
| └ 72.5.129.0/24 | 256 | INAP-NYC-TRG-49457 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 72.5.128.0/20
- Prefix
- 72.5.128.0/20
- Announced by
- AS16509 Amazon.com, Inc.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- AMAZO-4
- Registrant
- Amazon.com, Inc.
- RIR
- ARIN
Origin network
AS16509
US
- Name
- Amazon.com, Inc.
- Type
- Hosting
- Registered
- May 4, 2000
- Domain
- amazon.com
- Website
- www.amazon.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 286
Routing timeline
Who has announced 72.5.128.0/20
72.5.128.0/20
Routing history
- Pattern
- Reactivated
- First seen
- May 2005
- Current origin since
- Feb 2026 · 9 mo
- Origin networks
- 3
- Last change of origin
- Feb 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.5.128.0/20 | AS16509 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 72.
5. 128. 0/ 20 - Netname
- AMAZO-4
- Registrant
- Amazon.com, Inc.
- Organization
- Amazon.com, Inc. (AMAZO-4)
- Org address
- Amazon Web Services, Inc., Seattle, WA, 98108-1226
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-72-5-128-0-2
- Parent
- NET-72-0-0-0-0
- Created
- Oct 10, 2023
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 10, 2023
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN