Data as of Nov 6, 2026
67.221.16.0/20
No anonymizer space · no proxy exits in 30 daysNew York City Health & Hospitals Corporation
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 67.221.16.0/21 since Nov 2023 | AS46996 | Business | New York City Health & Hospitals Corporation | |
| 67.221.16.0/24 since Jul 2009 | AS46996 | Business | New York City Health & Hospitals Corporation | |
| 67.221.18.0/24 since Jun 2023 | AS46996 | Business | New York City Health & Hospitals Corporation | |
| 67.221.19.0/24 since Jun 2023 | AS46996 | Business | New York City Health & Hospitals Corporation | |
| 67.221.24.0/21 since Jul 2022 | AS11584 | Business | New York City Health & Hospitals Corporation | |
| 67.221.24.0/24 since Jul 2022 | AS11584 | Business | New York City Health & Hospitals Corporation | |
| 67.221.26.0/24 since Mar 2022 | AS11584 | Business | New York City Health & Hospitals Corporation | |
| 67.221.27.0/24 since Mar 2022 | AS11584 | Business | New York City Health & Hospitals Corporation |
Network & registry
Origin network
AS11584
US
- Name
- New York City Health & Hospitals Corporation
- Type
- Business
- Registered
- Mar 11, 2008
- Domain
- nychhc.org
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Mar 2022
- Current origin since
- Mar 2025 · 1.7 yr
- Origin networks
- 2
- Last change of origin
- Mar 2025
Recorded history
History
- Handoffs
- 2
- Also announced by
- 46996
Whois
Registration for this announcement
- Range
- 67.
221. 16. 0/ 20 - Netname
- NYCHHC-SIG
- Registrant
- New York City Health & Hospitals Corporation
- Organization
- New York City Health & Hospitals Corporation (NYCHHC-1)
- Org address
- 1400 Pelham Pkwy S, Bronx, NY, 10461
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-67-221-16-0-1
- Parent
- NET-67-0-0-0-0
- Created
- Jun 1, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 1, 2009
- Status
- assigned
Report abuse
Abuse contact
- khalid.
rucker@ nychhc. org - Name
- Sr Network Architect
- Phone
- +1-646-694-5519
- Handle
- SNA93-ARIN