Data as of Nov 12, 2026
15.181.4.0/22
1 residential-proxy exit · 30 daysAmazon.com, Inc. · reallocated from Amazon Technologies Inc.
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
5 observations
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 15.181.0.0/20 since Nov 2021 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 15.181.0.0/16 since Dec 2024 | AS16509 | Hosting | Amazon Technologies Inc. |
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 |
|---|---|---|---|---|---|---|
| 15. | 655,360 | AT-88-Z | Amazon Technologies Inc. (AT-88-Z) · US | Direct Allocation | Jan 28, 2021 | trustandsafety@ |
| └ 15.181.0.0/20 | 4,096 | AMAZON-PDX | Amazon.com, Inc. (AMAZO-47) · US | Reallocated | Mar 25, 2021 | trustandsafety@ |
Network & registry
IPv4 market
Holder
- Organization
- Amazon Technologies Inc.
- Handle
- AT-88-Z
- Range
- 15.
179. 0. 0 - 15. 188. 255. 255 - Registration type
- Direct Allocation
- Record created
- Jan 28, 2021
- Reallocated to
- Amazon.com, Inc. (AMAZO-47)
- Reallocated range
- 15.
181. 0. 0/ 20 - Reallocated
- Mar 25, 2021
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
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2023
- Current origin since
- Feb 2023 · 3.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 15.181.0.0/20 | AS16509 | /24 | ARIN | RPKI valid |
| 15.181.0.0/16 | AS16509 | /16 | ARIN | Too specific |
Whois
Registration for this announcement
- Range
- 15.
181. 0. 0/ 20 - Netname
- AMAZON-PDX
- Registrant
- Amazon.com, Inc.
- Organization
- Amazon.com, Inc. (AMAZO-47)
- Org address
- EC2, EC2 1200 12th Ave South, Seattle, WA, 98144
- Org country
- US
- Type
- Reallocated
- Handle
- NET-15-181-0-0-1
- Parent
- NET-15-179-0-0-1
- Created
- Mar 25, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 28, 2021
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN