Data as of Nov 7, 2026
138.188.175.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Swisscom (Schweiz) AG
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 138.188.0.0/16 since May 2005 | AS3303 | Residential | 83 | Swisscom (Schweiz) AG |
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 |
|---|---|---|---|---|---|---|
| 138. | 131,072 | CH-UNISOURCE-19900518 | Swisscom (Schweiz) AG (ORG-SI1-RIPE) · CH | ALLOCATED PA | Mar 18, 2015 | abuse@ |
| └ 138.188.174.0/23 | 512 | Bluewin_ | unknown | ASSIGNED PA | Feb 2, 2024 | abuse@ via CH-UNISOURCE-19900518 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- Swisscom (Schweiz) AG
- Handle
- ORG-SI1-RIPE
- Range
- 138.
187. 0. 0 - 138. 188. 255. 255 - Registration type
- ALLOCATED PA
- Record created
- Mar 18, 2015
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
- Feb 2024
- Current origin since
- Feb 2024 · 2.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 138.188.174.0/23 | AS14618 | /24 | RIPE | Another network |
| 138.188.174.0/23 | AS16509 | /24 | RIPE | RPKI valid |
| 138.188.0.0/16 | AS3303 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16509 | RADB | Amazon EC2 Prefix | MAINT-AS16509 | Mar 4, 2024 |
Whois
Registration for this announcement
- Range
- 138.
188. 174. 0/ 23 - Netname
- Bluewin_
Infrastructure - Registrant country
- CH
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Feb 2, 2024
- Updated
- Feb 5, 2024
- Maintainer
- CH-UNISOURCE-ADMIN-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- May 18, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ip-plus. net - Name
- Swisscom Abuse
- Handle
- SA38246-RIPE