Data as of Nov 7, 2026
161.188.221.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · reallocated from 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 |
|---|---|---|---|---|---|---|
| 161.188.216.0/21 | 2,048 | AT-88-Z | Amazon Technologies Inc. (AT-88-Z) · US | Direct Allocation | Dec 29, 2020 | trustandsafety@ |
| └ 161.188.216.0/21 | 2,048 | AMAZON-EVENTS | Amazon.com, Inc. (AMAZO-139) · US | Reallocated | Jul 1, 2021 | trustandsafety@ |
Network & registry
IPv4 market
Holder
- Organization
- Amazon Technologies Inc.
- Handle
- AT-88-Z
- Range
- 161.
188. 216. 0/ 21 - Registration type
- Direct Allocation
- Record created
- Dec 29, 2020
- Reallocated to
- Amazon.com, Inc. (AMAZO-139)
- Reallocated
- Jul 1, 2021
Origin network
AS36263
US
- Name
- Amazon.com, Inc.
- Type
- Business
- Registered
- Jun 17, 2021
- Domain
- amazon.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2021
- Current origin since
- Jul 2021 · 5.3 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 161.188.216.0/21 | AS203 | /24 | ARIN | Another network |
| 161.188.216.0/21 | AS3356 | /24 | ARIN | Another network |
| 161.188.216.0/21 | AS36263 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 161.
188. 216. 0/ 21 - Netname
- AMAZON-EVENTS
- Registrant
- Amazon.com, Inc.
- Organization
- Amazon.com, Inc. (AMAZO-139)
- Org address
- 1200 12th Ave South, Seattle, WA, 98144
- Org country
- US
- Type
- Reallocated
- Handle
- NET-161-188-216-0-1
- Parent
- NET-161-188-216-0-2
- Created
- Jul 1, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 29, 2020
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN