Data as of Nov 12, 2026
64.54.201.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of California San Francisco
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Oct 10, 2026
from AS5653 University of California San Francisco
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 64.54.0.0/16 since Dec 2020 | AS5653 | Business | 4 | University of California San Francisco |
Network & registry
Origin network
AS5653
US
- Name
- University of California San Francisco
- Type
- Education
- Registered
- Jul 27, 1995
- Domain
- ucsf.edu
- Industry
- Chemical and Pharmaceutical Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2024
- Current origin since
- Oct 10, 2026 · 1 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 64.
54. 0. 0/ 16 - Netname
- UCSF-2NET
- Registrant
- University of California San Francisco
- Organization
- University of California San Francisco (UCSF)
- Org address
- Room 602, San Francisco, CA, 94143-0225
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-54-0-0-1
- Parent
- NET-64-0-0-0-0
- Created
- Mar 8, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 8, 2000
- Status
- assigned
Report abuse
Abuse contact
- security@
ucsf. edu - Name
- UCSF ITS Information Security Services
- Phone
- +1-415-514-4100
- Handle
- UIISS-ARIN