Data as of Nov 6, 2026
45.146.158.0/24
No anonymizer space · no proxy exits in 30 daysAmazon.com, Inc. · space held by Sipsynergy Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin May 2026
its first announcement on record
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 |
|---|---|---|---|---|---|---|
| 45.146.156.0/22 | 1,024 | UK-SIPSYNERGY-20190828 | Sipsynergy Limited (ORG-SL834-RIPE) · GB | ALLOCATED PA | Aug 28, 2019 | noc@ |
| └ 45.146.158.0/24 | 256 | SIPSYNERGY_ | unknown | ASSIGNED PA | Feb 27, 2020 | noc@ via UK-SIPSYNERGY-20190828 |
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
- Sipsynergy Limited
- Handle
- ORG-SL834-RIPE
- Range
- 45.
146. 156. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Aug 28, 2019
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
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 45.
146. 158. 0/ 24 - Netname
- SIPSYNERGY_
PA-SIPSYNERGY - Registrant country
- GB
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Feb 27, 2020
- Updated
- May 26, 2026
- Maintainer
- mnt-uk-sipsynergy-1
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Aug 28, 2019
- Status
- assigned
Report abuse
Abuse contact
- noc@
sipsynergy. co. uk - Name
- Abuse contact
- Handle
- ACRO26978-RIPE