Data as of Nov 5, 2026
207.231.152.0/23
No anonymizer space · no proxy exits in 30 daysIBM Cloud · space held by IBM
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
- Aug 2006
- Current origin since
- Feb 2021 · 5.7 yr
- Origin networks
- 3
- Last change of origin
- Feb 2021
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS36351 | RADB | SOFTLAYER-IBMSSMSS | MAINT-AS36351 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 207.
231. 128. 0/ 19 - Netname
- ISS-BLK-1
- Registrant
- IBM
- Organization
- IBM (IBM-1)
- Org address
- 3039 Cornwallis Road, Research Triangle Park, NC, 27709-2195
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-207-231-128-0-1
- Parent
- NET-207-0-0-0-0
- Created
- Feb 12, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 12, 1997
- Status
- assigned
Report abuse
Abuse contact
- ipreg@
us. ibm. com - Name
- Registrar Authority, Internet numbers
- Phone
- +1-800-426-7378
- Handle
- RAIN-ARIN