Data as of Nov 3, 2026
158.231.64.0/18
No anonymizer space · no proxy exits in 30 daysIBM Cloud · space held by International Business Machines Corporation
Network & registry
Origin network
AS36351
US
- Name
- IBM Cloud
- Type
- Hosting
- Registered
- Dec 12, 2005
- Domain
- ibm.com
- Website
- www.ibm.com/cloud
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2020
- Current origin since
- Mar 2020 · 6.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS36351 | RADB | SOFTLAYER-par04 | MAINT-AS36351 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 158.231.107.0/24 | AS198949 | RADB | green.ch | MAINT-AS198949 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 158.231.0.0/16
- Netname
- SOFTLAYER
- Registrant
- International Business Machines Corporation
- Registrant country
- FR
- Organization
- International Business Machines Corporation (ORG-IBMC2-RIPE)
- Org country
- US
- Type
- LEGACY
- Created
- Apr 12, 2002
- Updated
- Nov 12, 2025
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Apr 1, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- SoftLayer Abuse Dept
- Handle
- SLAB