Data as of Nov 15, 2026
169.236.28.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of California, Merced · space held by University of California - Office of the President
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Sep 18, 2026
from AS22323 University of California, Merced, after 10.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 169.236.0.0/16 since May 2005 | AS22323 | Business | 8 3 always on | University of California - Office of the President |
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 |
|---|---|---|---|---|---|---|
| 169.236.0.0/15 | 131,072 | UCNET-BLK | University of California - Office of the President (UCOP-Z) · US | Direct Allocation | Aug 4, 1995 | noc@ |
| └ 169.236.0.0/16 | 65,536 | UCMNET-1 | University of California, Merced (UCM-9) · US | Reassigned | Feb 6, 2001 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- University of California - Office of the President
- Handle
- UCOP-Z
- Range
- 169.
236. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Aug 4, 1995
- Legacy
- yes
Origin network
AS22323
US
- Name
- University of California, Merced
- Type
- Education
- Registered
- Sep 7, 2001
- Domain
- ucmerced.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2016
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 169.
236. 0. 0/ 16 - Netname
- UCMNET-1
- Registrant
- University of California, Merced
- Organization
- University of California, Merced (UCM-9)
- Org address
- 5200 North Lake Rd, Merced, CA, 95343
- Org country
- US
- Type
- Reassigned
- Handle
- NET-169-236-0-0-2
- Parent
- NET-169-236-0-0-1
- Created
- Feb 6, 2001
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 4, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ucmerced. edu - Name
- UC Merced Abuse
- Phone
- +1-209-228-4862
- Handle
- UMA2-ARIN