Data as of Nov 7, 2026
147.144.0.0/16
1 residential-proxy exit · 30 daysCENIC · space held by City College of San Francisco
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Recent change
New origin May 2026
from AS2152 CENIC
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 256
/24s with at least one exit
Providers
20
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
269 observations
Proxy providers listing exits
- Ake.net
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FlexyProxies
- Geonode
- GonzoProxy
- IPFly
- IPPeak
- Infatica
- MangoProxy
- NovaProxy
- Proxy-Seller
- ProxyGeo
- Proxyma
- ResiProxies
- Shifter
- Thordata
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 147.144.0.0/17 since Aug 2023 | AS2152 | Business | 1 | City College of San Francisco | |
| 147.144.128.0/17 since Aug 2023 | AS2152 | Business | City College of San Francisco |
Network & registry
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2152 | RADB | CCSF | MAINT-AS2150 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 147.
144. 0. 0/ 16 - Netname
- CCSF
- Registrant
- City College of San Francisco
- Organization
- City College of San Francisco (CCSF-Z)
- Org address
- 50 Phelan Ave, San Francisco, CA, 94112
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-147-144-0-0-1
- Parent
- NET-147-0-0-0-0
- Created
- Apr 15, 1991
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 15, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cenic. org - Name
- CENIC Abuse
- Phone
- +1-714-220-3494
- Handle
- ABUSE711-ARIN