Data as of Nov 14, 2026
128.57.217.0/24
No anonymizer space · no proxy exits in 30 daysSRI International
Network & registry
Origin network
AS264
US
- Name
- SRI International
- Type
- Education
- Registered
- Jan 23, 1989
- Domain
- sri.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2023
- Current origin since
- Jun 2024 · 2.4 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 128.
57. 0. 0/ 16 - Netname
- DEMO-PR-2
- Registrant
- SRI International
- Organization
- SRI International (SRIINT-Z)
- Org address
- 333 Ravenswood Avenue, Menlo Park, CA, 94025
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-128-57-0-0-1
- Parent
- NET-128-0-0-0-0
- Created
- Nov 9, 1984
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 9, 1984
- Status
- assigned
Report abuse
Abuse contact
- mark.
favis@ sri. com - Name
- Favis, Mark Anthony Medrano
- Phone
- +1-650-859-6499
- Handle
- MAMF-ARIN