Data as of Nov 10, 2026
170.77.196.0/24
No anonymizer space · no proxy exits in 30 daysNorth Shore Long Island Jewish Health System · space held by Danbury Hospital - ITG
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 170.77.196.0/22 since Jun 2026 | AS25611 | Business | The Danbury Hospital | ||
| 170.77.128.0/17 since Aug 2020 | AS27185 | Business | 1 | The Danbury Hospital | |
| 170.77.0.0/16 since May 2005 | AS27185 | Business | 1 | The Danbury Hospital |
Network & registry
Origin network
AS25611
US
- Name
- North Shore Long Island Jewish Health System
- Type
- Business
- Registered
- Apr 8, 2002
- Domain
- northwell.edu
- 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
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 170.77.196.0/22 | AS25611 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25611 | RADB | Norwell Health | MAINT-AS27506 | Jun 30, 2026 |
Whois
Registration for this announcement
- Range
- 170.
77. 0. 0/ 16 - Netname
- DANBURY-HOSP
- Registrant
- Danbury Hospital - ITG
- Organization
- Danbury Hospital - ITG (DHI)
- Org address
- 24 Hospital Avenue, Danbury, CT, 06810
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-170-77-0-0-1
- Parent
- NET-170-0-0-0-0
- Created
- Mar 7, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 7, 1994
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN