Data as of Nov 14, 2026
209.149.16.0/24
No anonymizer space · no proxy exits in 30 daysUniversal Health Services · space held by AT&T Enterprises, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin May 2026
from AS6389 AT&T Enterprises, LLC, after 16.1 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.149.0.0/16 since May 2005 | AS6389 | Residential | 188 2 always on | AT&T Enterprises, LLC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.149.0.0/16 | 65,536 | BELLSNET-BLK3 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Oct 1, 1997 | abuse@ |
| └ 209.149.16.0/24 | 256 | ATT-EIPAM | Universal Health Services (C11472012) · US | Reassigned | Jan 9, 2026 | abuse@ via BELLSNET-BLK3 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 209.
149. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Oct 1, 1997
- Legacy
- yes
Origin network
AS401303
US
- Name
- Universal Health Services
- Type
- Business
- Registered
- Feb 20, 2026
- Domain
- universal-health.com
- Industry
- Health Care Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jun 2007
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 3
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401303 | RADB | NORTHERN NEVADA MEDICAL CENTER - NW - 51234 | MAINT-CHTR-WD | Apr 7, 2026 |
Whois
Registration for this announcement
- Range
- 209.
149. 16. 0/ 24 - Netname
- ATT-EIPAM
- Registrant
- Universal Health Services
- Organization
- Universal Health Services (C11472012)
- Type
- Reassigned
- Handle
- NET-209-149-16-0-1
- Parent
- NET-209-149-0-0-1
- Created
- Jan 9, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 1, 1997
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN