Data as of Nov 11, 2026
52.28.0.0/16
1 residential-proxy exit · 30 daysAmazon.com, Inc. · space held by Amazon Technologies Inc.
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
2 observations
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 52.0.0.0/11 since Dec 2024 | AS16509 | Hosting | 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 |
|---|---|---|---|---|---|---|
| 52. | 5,242,880 | AT-88-Z | Amazon Technologies Inc. (AT-88-Z) · US | Direct Allocation | Dec 19, 1991 | trustandsafety@ |
| └ 52.28.0.0/15 | 131,072 | AMAZO-ZFRA | A100 ROW GmbH (RG-123) · DE | Reallocated | Sep 27, 2016 | trustandsafety@ |
Network & registry
IPv4 market
Holder
- Organization
- Amazon Technologies Inc.
- Handle
- AT-88-Z
- Range
- 52.
0. 0. 0 - 52. 79. 255. 255 - Registration type
- Direct Allocation
- Record created
- Dec 19, 1991
- Legacy
- yes
- Reallocated to
- A100 ROW GmbH (RG-123)
- Reallocated range
- 52.
28. 0. 0/ 15 - Reallocated
- Sep 27, 2016
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2015
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 52.28.0.0/16 | AS16509 | /16 | ARIN | RPKI valid |
| 52.0.0.0/11 | AS16509 | /11 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16509 | RADB | Amazon EC2 FRA prefix | MAINT-AS16509 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 52.
28. 0. 0/ 15 - Netname
- AMAZO-ZFRA
- Registrant
- A100 ROW GmbH
- Organization
- A100 ROW GmbH (RG-123)
- Org address
- Marcel-Breuer-Strasse 10, Munchen, 80807
- Org country
- DE
- Type
- Reallocated
- Handle
- NET-52-28-0-0-1
- Parent
- NET-52-0-0-0-1
- Created
- Sep 27, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 19, 1991
- Status
- assigned
Report abuse
Abuse contact
- trustandsafety@
support. aws. com - Name
- Amazon EC2 Abuse
- Phone
- +1-206-555-0000
- Handle
- AEA8-ARIN