Data as of Nov 8, 2026
66.206.173.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Corporate West Computer Systems, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.206.160.0/20 since May 2005 | AS13917 | Business | 3 | Corporate West Computer Systems, Inc. |
Network & registry
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
- 294
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2005
- Current origin since
- Sep 2019 · 7.2 yr
- Origin networks
- 3
- Last change of origin
- Sep 2019
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.206.173.0/24 | AS14618 | /24 | ARIN | Another network |
| 66.206.173.0/24 | AS16509 | /24 | ARIN | RPKI valid |
| 66.206.160.0/20 | AS13917 | /20 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16509 | RADB | Amazon EC2 Prefix | MAINT-AS16509 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 66.
206. 160. 0/ 20 - Netname
- CORPWEST-1
- Registrant
- Corporate West Computer Systems, Inc.
- Organization
- Corporate West Computer Systems, Inc. (CWCS-2)
- Org address
- 307 Orchard City Drive, Campbell, CA, 95008
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-66-206-160-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Dec 11, 2001
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 11, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
corpwest. com - Name
- Abuse
- Phone
- +1-408-374-9746
- Handle
- ABUSE1641-ARIN