Data as of Nov 8, 2026
51.200.0.0/15
No anonymizer spaceAmazon.com, Inc. · space held by A100 ROW Inc
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Recent change
New origin May 2026
from AS16509 Amazon.com, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 51.200.0.0/16 since May 2026 | AS16509 | Hosting | A100 ROW Inc | |
| 51.201.0.0/16 since May 2026 | AS16509 | Hosting | A100 ROW 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2024
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 51.
200. 0. 0 - 51. 209. 255. 255 - Netname
- US-A100ROW-19930901
- Registrant
- A100 ROW Inc
- Registrant country
- US
- Organization
- A100 ROW Inc (ORG-ARI3-RIPE)
- Org country
- US
- Type
- ALLOCATED PA
- Created
- Apr 20, 2026
- Updated
- Apr 20, 2026
- Maintainer
- MNT-ADSI
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon Web Services Abuse
- Handle
- AWSA3-RIPE