Data as of Nov 3, 2026
131.142.0.0/16
No anonymizer space · no proxy exits in 30 daysHarvard University · space held by Smithsonian Astrophysical Observatory
Network & registry
Origin network
AS1742
US
- Name
- Harvard University
- Type
- Education
- Registered
- Feb 19, 1992
- Domain
- harvard.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 131.142.0.0/16
- Netname
- CFA-NET
- Registrant
- Smithsonian Astrophysical Observatory
- Organization
- Smithsonian Astrophysical Observatory (SI-2-Z)
- Org address
- 60 Garden St., Cambridge, MA, 02138
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-131-142-0-0-1
- Parent
- NET-131-0-0-0-0
- Created
- Nov 21, 1988
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 21, 1988
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN