Data as of Nov 12, 2026
64.54.0.0/16
4 residential-proxy exits · 30 daysUniversity of California San Francisco
Residential-proxy exits
Proxy exits
4
<0.01% of its addresses · 30 days
Spread
1 of 256
/24s with at least one exit
Providers
8
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
712 observations
Proxy providers listing exits
- AnyIP
- ColaProxy
- EnigmaProxy
- NovaProxy
- ProxyEmpire
- ProxyRack
- Thordata
- VantageProxies
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 |
|---|---|---|---|---|
| 64.54.4.0/24 since Feb 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.6.0/24 since Oct 2015 | AS5653 | Business | University of California San Francisco | |
| 64.54.17.0/24 since Jun 2016 | AS5653 | Business | University of California San Francisco | |
| 64.54.18.0/24 since Feb 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.128.0/24 since Jan 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.149.0/24 since Jan 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.162.0/24 since Jan 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.192.0/24 since Aug 2015 | AS5653 | Business | University of California San Francisco | |
| 64.54.193.0/24 since Jun 2016 | AS5653 | Business | University of California San Francisco | |
| 64.54.194.0/24 since Sep 28, 2026 | AS5653 | Business | University of California San Francisco | |
| 64.54.195.0/24 since Mar 2017 | AS5653 | Business | University of California San Francisco | |
| 64.54.196.0/24 since Feb 2024 | AS5653 | Business | University of California San Francisco | |
| 64.54.201.0/24 since Oct 10, 2026 | AS5653 | Business | University of California San Francisco | |
| 64.54.202.0/24 since Jul 2025 | AS5653 | Business | 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2020 · 5.9 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 64.54.0.0/17 | AS5653 | RADB | UCSFNet | MAINT-AS5653 | Nov 13, 2023 |
| 64.54.128.0/17 | AS5653 | RADB | UCSFNet | MAINT-AS5653 | Nov 13, 2023 |
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