Data as of Nov 3, 2026
46.37.32.0/22
No anonymizer space · no proxy exits in 30 daysCerberus Networks Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 46.37.32.0/19 since Dec 2010 | AS51918 | Internet provider | 34 4 always on | Cerberus Networks Ltd |
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 |
|---|---|---|---|---|---|---|
| 46.37.32.0/19 | 8,192 | UK-CERBERUSNETWORKS-20101110 | Cerberus Networks Ltd (ORG-CNL11-RIPE) · GB | ALLOCATED PA | Nov 10, 2010 | [email protected] |
| └ 46.37.32.0/24 | 256 | CERBERUS_INFRASTRUCTURE | Telehouse North Infrastructure | ASSIGNED PA | Nov 11, 2010 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.33.0/28 | 16 | CERBERUS_INFRASTRUCTURE | Greenford Infrastructure | ASSIGNED PA | Nov 11, 2010 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.33.16/29 | 8 | CERBERUS_INFRASTRUCTURE | Alternate Telehouse Infrastructure (inc secondary DNS) | ASSIGNED PA | Dec 20, 2010 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.33.32/27 | 32 | CERBERUS_INFRASTRUCTURE_P2P-01 | Cerberus Internal Point-to-Point Links | ASSIGNED PA | Dec 31, 2012 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.33.64/26 | 64 | CERBERUS_INFRASTRUCTURE_P2P-02 | Cerberus Internal Point-to-Point Links | ASSIGNED PA | Dec 31, 2012 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.33.128/25 | 128 | CERBERUS_INFRASTRUCTURE_P2P-03 | Cerberus Internal Point-to-Point Links | ASSIGNED PA | Dec 31, 2012 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.34.0/24 | 256 | Hosted-Customer-Cloud-01 | Cerberus-Hosted-Customer | ASSIGNED PA | Dec 31, 2012 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
| └ 46.37.35.0/24 | 256 | Hosted-Customer-Cloud-02 | Cerberus-Hosted-Customer | ASSIGNED PA | Dec 31, 2012 | [email protected] via UK-CERBERUSNETWORKS-20101110 |
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
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2013
- Current origin since
- Jan 2013 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 46.37.32.0/22 | AS51918 | /22 | RIPE | RPKI valid |
| 46.37.32.0/19 | AS51918 | /19 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS51918 | RIPE | Cerberus Networks /22 Block-1 | EC-MNT | Dec 18, 2012 |
Whois
Registration for this announcement
- Range
- 46.37.32.0/19
- Netname
- UK-CERBERUSNETWORKS-20101110
- Registrant
- Cerberus Networks Ltd
- Registrant country
- GB
- Organization
- Cerberus Networks Ltd (ORG-CNL11-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Nov 10, 2010
- Updated
- May 1, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Nov 10, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse Department
- Handle
- AD10935-RIPE