Data as of Nov 6, 2026
185.23.53.128/28
No anonymizer space · no proxy exits in 30 daysClearstream Technology ltd
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 185.23.52.0/22 | 1,024 | UK-CSG-20130408 | Clearstream Technology ltd (ORG-CTL25-RIPE) · GB | ALLOCATED PA | Apr 8, 2013 | ripe@ |
| └ 185.23.53.128/28 | 16 | VIZOLUTION | unknown | ASSIGNED PA | Oct 23, 2017 | ripe@ via UK-CSG-20130408 |
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
Announced by
Covering announcement 185.23.52.0/22
- Prefix
- 185.23.52.0/22
- Announced by
- AS59455 Clearstream Technology ltd
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- UK-CSG-20130408
- Registrant
- Clearstream Technology ltd
- RIR
- RIPE NCC
Origin network
AS59455
GB
- Name
- Clearstream Technology ltd
- Type
- Internet provider
- Registered
- Jul 16, 2012
- Domain
- clearstreamgroup.co.uk
- Website
- www.clearstreamgroup.co.uk/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 185.23.52.0/22
185.23.52.0/22
Routing history
- Pattern
- Stable
- First seen
- Apr 2013
- Current origin since
- Mar 2017 · 9.6 yr
- Origin networks
- 2
- Last change of origin
- Mar 2017
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 185.23.52.0/22 | AS59455 | /24 | RIPE | RPKI valid |
IRR
Route objects on 185.23.52.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS59455 | RIPE | 185.23.52.0/22 Cleartream Subnet | CSG-MNT | Oct 30, 2014 |
Whois
Registration for this announcement
- Range
- 185.
23. 52. 0/ 22 - Netname
- UK-CSG-20130408
- Registrant
- Clearstream Technology ltd
- Registrant country
- GB
- Organization
- Clearstream Technology ltd (ORG-CTL25-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Apr 8, 2013
- Updated
- Jun 2, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Apr 8, 2013
- Status
- assigned
Report abuse
Abuse contact
- ripe@
cloudcentres. co. uk - Name
- Clearstream NOC
- Handle
- CSG-RIPE