Data as of Nov 8, 2026
185.117.237.0/24
No anonymizer space · no proxy exits in 30 daysCerberus Networks Ltd · space held by Signum Corporate Communications 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 |
|---|---|---|---|---|---|---|
| 185.117.236.0/22 | 1,024 | UK-SIGNUM-20150917 | Signum Corporate Communications Ltd (ORG-SCCL1-RIPE) · GB | ALLOCATED PA | Sep 17, 2015 | johnd@ |
| └ 185.117.237.0/24 | 256 | Signum237 | unknown | ASSIGNED PA | Aug 9, 2022 | johnd@ via UK-SIGNUM-20150917 |
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 185.117.236.0/22
- Prefix
- 185.117.236.0/22
- Announced by
- AS51918 Cerberus Networks Ltd
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- UK-SIGNUM-20150917
- Registrant
- Signum Corporate Communications Ltd
- RIR
- RIPE NCC
Origin network
AS51918
GB
- Name
- Cerberus Networks Ltd
- Type
- Internet provider
- Registered
- Nov 29, 2010
- Domain
- cerberusnetworks.co.uk
- Website
- www.cerberusnetworks.co.uk
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 185.117.236.0/22
185.117.236.0/22
Routing history
- Pattern
- Stable
- First seen
- Jan 2016
- Current origin since
- Jan 2016 · 11 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 185.117.236.0/22 | AS51918 | /22 | RIPE | RPKI valid |
IRR
Route objects on 185.117.236.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS51918 | RIPE | Signum Corparate Communciations Ltd. | EC-MNT | Dec 23, 2015 |
Whois
Registration for this announcement
- Range
- 185.
117. 236. 0/ 22 - Netname
- UK-SIGNUM-20150917
- Registrant
- Signum Corporate Communications Ltd
- Registrant country
- GB
- Organization
- Signum Corporate Communications Ltd (ORG-SCCL1-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Sep 17, 2015
- Updated
- Jul 12, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 17, 2015
- Status
- assigned
Report abuse
Abuse contact
- johnd@
sempervox. net - Name
- Abuse-C Role
- Handle
- AR33350-RIPE