Data as of Nov 4, 2026
158.140.0.0/24
No anonymizer space · no proxy exits in 30 daysCDNS · space held by Cadence Design Systems, Inc.
Network & registry
Origin network
AS400571
US
- Name
- CDNS
- Type
- Business
- Registered
- Mar 28, 2022
- Domain
- cadence.com
- Industry
- Electronics and Computer Components
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2024
- Current origin since
- Jun 2024 · 2.4 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 158.140.0.0/21
- Netname
- CADENCE
- Registrant
- Cadence Design Systems, Inc.
- Organization
- Cadence Design Systems, Inc. (CDS-16)
- Org address
- 2655 Seely Ave, San Jose, CA, 95134
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-158-140-0-0-1
- Parent
- NET-158-0-0-0-0
- Created
- Mar 10, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 10, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Hostmaster
- Phone
- +1-408-943-1234
- Handle
- HOSTM2078-ARIN