Data as of Nov 5, 2026
156.145.0.0/18
No anonymizer space · no proxy exits in 30 daysNewYork-Presbyterian Hospital · space held by The Trustees of Columbia University in the City of New York
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 156.145.0.0/17 since Oct 2016 | AS395139 | Business | The Trustees of Columbia University in the City of New York | |
| 156.145.0.0/16 since Oct 2016 | AS395139 | Business | The Trustees of Columbia University in the City of New York |
Network & registry
Origin network
AS395139
US
- Name
- NewYork-Presbyterian Hospital
- Type
- Business
- Registered
- Sep 7, 2016
- Domain
- nyp.org
- Industry
- Retail Stores, Wholesale, and E-commerce Sites
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2025
- Current origin since
- Mar 2025 · 1.6 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 156.
145. 0. 0/ 16 - Netname
- CPMC2
- Registrant
- The Trustees of Columbia University in the City of New York
- Organization
- The Trustees of Columbia University in the City of New York (CMC-28)
- Org address
- 630 West 168th Street, New York, NY, 10032
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-156-145-0-0-1
- Parent
- NET-156-0-0-0-0
- Created
- Mar 25, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 25, 1992
- Status
- assigned
Report abuse
Abuse contact
- core-mgrs@
nyp. org - Name
- New York Presbyterian Hospital
- Phone
- +1-212-305-3855
- Handle
- ZN80-ARIN