Data as of Nov 11, 2026
18.66.32.0/21
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · reallocated from Amazon Technologies Inc.
Announcements
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 |
|---|---|---|---|---|
| 18.66.32.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.33.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.34.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.35.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.36.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.37.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.38.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, Inc. | |
| 18.66.39.0/24 since Sep 2026 | AS16509 | Hosting | Amazon Technologies Inc. via Amazon.com, 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 |
|---|---|---|---|---|---|---|
| 18. | 14,680,064 | AT-88-Z | Amazon Technologies Inc. (AT-88-Z) · US | Direct Allocation | Oct 7, 2019 | trustandsafety@ |
| └ 18.64.0.0/14 | 262,144 | AMAZO-CF | Amazon.com, Inc. (AMAZON-4) · US | Reallocated | Feb 26, 2021 | trustandsafety@ |
Network & registry
IPv4 market
Holder
- Organization
- Amazon Technologies Inc.
- Handle
- AT-88-Z
- Range
- 18.
32. 0. 0 - 18. 255. 255. 255 - Registration type
- Direct Allocation
- Record created
- Oct 7, 2019
- Reallocated to
- Amazon.com, Inc. (AMAZON-4)
- Reallocated range
- 18.
64. 0. 0/ 14 - Reallocated
- Feb 26, 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2022
- Current origin since
- Feb 2022 · 4.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 18.64.0.0/14 | AS16509 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 18.
64. 0. 0/ 14 - Netname
- AMAZO-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-18-64-0-0-1
- Parent
- NET-18-32-0-0-1
- Created
- Feb 26, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 7, 2019
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN