Data as of Nov 11, 2026
3.163.3.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · reallocated from Amazon Technologies Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 3.128.0.0/10 since Dec 2024 | AS16509 | Hosting | Amazon Technologies 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 |
|---|---|---|---|---|---|---|
| 3.128.0.0/9 | 8,388,608 | AT-88-Z | Amazon Technologies Inc. (AT-88-Z) · US | Direct Allocation | Jun 25, 2018 | trustandsafety@ |
| └ 3.160.0.0/14 | 262,144 | AMAZON-CF | Amazon.com, Inc. (AMAZON-4) · US | Reallocated | Dec 9, 2022 | trustandsafety@ |
Network & registry
Announced by
Covering announcement 3.163.2.0/23
- Prefix
- 3.163.2.0/23
- Announced by
- AS16509 Amazon.com, Inc.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- AMAZON-CF
- Registrant
- Amazon.com, Inc.
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Amazon Technologies Inc.
- Handle
- AT-88-Z
- Range
- 3.
128. 0. 0/ 9 - Registration type
- Direct Allocation
- Record created
- Jun 25, 2018
- Reallocated to
- Amazon.com, Inc. (AMAZON-4)
- Reallocated range
- 3.
160. 0. 0/ 14 - Reallocated
- Dec 9, 2022
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
- 300
Routing timeline
Covering aggregate above, the prefix's own history below
3.163.2.0/23
Routing history
- First seen
- Before our records
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 3.160.0.0/14 | AS16509 | /24 | ARIN | RPKI valid |
| 3.160.0.0/11 | AS16509 | /11 | ARIN | Too specific |
| 3.128.0.0/10 | AS16509 | /10 | ARIN | Too specific |
Whois
Registration for this announcement
- Range
- 3.
160. 0. 0/ 14 - Netname
- AMAZON-CF
- Registrant
- Amazon.com, Inc.
- Organization
- Amazon.com, Inc. (AMAZON-4)
- Org address
- 1918 8th Ave, SEATTLE, WA, 98101-1244
- Org country
- US
- Type
- Reallocated
- Handle
- NET-3-160-0-0-1
- Parent
- NET-3-128-0-0-1
- Created
- Dec 9, 2022
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 25, 2018
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN