Data as of Nov 5, 2026
91.236.244.0/24
No anonymizer space · no proxy exits in 30 daysCobalt Group BV
Network & registry
Origin network
AS57948
BE
- Name
- Cobalt Group BV
- Type
- Hosting
- Registered
- Mar 19, 2012
- Domain
- ipworks.be
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2012
- Current origin since
- Aug 2012 · 14 yr
- Origin networks
- 2
- Last change of origin
- Aug 2012
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 91.236.244.0/24 | AS57948 | /24 | RIPE | RPKI valid |
| 91.236.244.0/24 | AS59943 | /24 | RIPE | Another network |
| 91.236.244.0/23 | AS57948 | /23 | RIPE | Too specific |
Whois
Registration for this announcement
- Range
- 91.
236. 244. 0/ 23 - Netname
- BE-IPWORKS-HAS
- Registrant
- Cobalt Group BV
- Registrant country
- BE
- Organization
- Cobalt Group BV (ORG-CGB2-RIPE)
- Org country
- BE
- Type
- ASSIGNED PI
- Created
- Mar 15, 2012
- Updated
- Apr 14, 2016
- Maintainer
- RIPE-NCC-END-MNT
- RIR
- RIPE NCC
- Country
- BE
- Delegated
- Mar 15, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ipworks. be - Name
- IPWorks Networks Operations
- Handle
- INO11-RIPE