Data as of Nov 10, 2026
3.173.166.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Amazon Technologies Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Sep 28, 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 3.128.0.0/10 since Dec 2024 | AS16509 | Hosting | Amazon Technologies 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
- 286
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 28, 2026
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 3.173.160.0/19 | AS16509 | /24 | ARIN | RPKI valid |
| 3.173.128.0/18 | AS16509 | /18 | ARIN | Too specific |
| 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.
128. 0. 0/ 9 - Netname
- AT-88-Z
- Registrant
- Amazon Technologies Inc.
- Organization
- Amazon Technologies Inc. (AT-88-Z)
- Org address
- 410 Terry Ave N., Seattle, WA, 98109
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-3-128-0-0-1
- Parent
- NET-3-0-0-0-0
- Created
- Jun 25, 2018
- 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