Data as of Nov 6, 2026
217.140.100.0/24
No anonymizer space · no proxy exits in 30 daysARM 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 |
|---|---|---|---|---|---|---|
| 217.140.96.0/20 | 4,096 | UK-ARM-20041126 | ARM Ltd (ORG-AL29-RIPE) · GB | ALLOCATED PA | Nov 26, 2004 | hostmaster@ |
| └ 217.140.100.0/23 | 512 | ARM-CA-1 | Arm San Jose, CA | ASSIGNED PA | Oct 17, 2006 | hostmaster@ via UK-ARM-20041126 |
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
Registry
Holder
- Organization
- ARM Ltd
- Handle
- ORG-AL29-RIPE
- Range
- 217.
140. 96. 0/ 20 - Registration type
- ALLOCATED PA
- Record created
- Nov 26, 2004
Origin network
AS28939
GB
- Name
- ARM Ltd
- Type
- Business
- Registered
- Apr 14, 2003
- Domain
- arm.com
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2009
- Current origin since
- Feb 2009 · 18 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28939 | RIPE | MNT-ARM | Jan 22, 2019 |
Whois
Registration for this announcement
- Range
- 217.
140. 100. 0/ 23 - Netname
- ARM-CA-1
- Registrant
- Arm San Jose, CA
- Registrant country
- US
- Organization
- Arm San Jose, CA
- Org country
- US
- Type
- ASSIGNED PA
- Created
- Oct 17, 2006
- Updated
- Jul 5, 2022
- Maintainer
- MNT-ARM
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Nov 26, 2004
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
arm. com - Name
- Abuse-C Role
- Handle
- AR17502-RIPE