Data as of Nov 7, 2026
143.48.85.0/24
1 residential-proxy exit · 30 daysCold Spring Harbor Laboratory
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- RainProxy
Network & registry
Announced by
Covering announcement 143.48.0.0/16
- Prefix
- 143.48.0.0/16
- Announced by
- AS13748 Cold Spring Harbor Laboratory
- Type
- Business
- Proxy exits
- 8
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- CSHLAB2
- Registrant
- Cold Spring Harbor Laboratory
- RIR
- ARIN
Origin network
AS13748
US
- Name
- Cold Spring Harbor Laboratory
- Type
- Education
- Registered
- Apr 17, 2014
- Domain
- cshl.edu
- Industry
- Museums, Libraries, and Entertainment
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 143.48.0.0/16
143.48.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Jun 2005
- Current origin since
- Oct 2018 · 8.0 yr
- Origin networks
- 2
- Last change of origin
- Oct 2018
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.48.0.0/16 | AS13748 | /16 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 143.
48. 0. 0/ 16 - Netname
- CSHLAB2
- Registrant
- Cold Spring Harbor Laboratory
- Organization
- Cold Spring Harbor Laboratory (CSHL-Z)
- Org address
- Bungtown Road, Cold Spring Harbor, NY, 11724
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-143-48-0-0-1
- Parent
- NET-143-0-0-0-0
- Created
- Mar 26, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 26, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cshl. edu - Name
- Network Abuse Complaints
- Phone
- +1-516-367-8890
- Handle
- NAC54-ARIN