Data as of Nov 6, 2026
131.247.18.0/24
1 residential-proxy exit · 30 daysUniversity of South Florida
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
7
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
187 observations
Proxy providers listing exits
- Decodo
- EnigmaProxy
- FastProxy
- LudaxProxy
- NovaProxy
- Oxylabs
- RainProxy
Network & registry
Announced by
Covering announcement 131.247.0.0/16
- Prefix
- 131.247.0.0/16
- Announced by
- AS5661 University of South Florida
- Type
- Business
- Proxy exits
- 282
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- USF
- Registrant
- University of South Florida
- RIR
- ARIN
Origin network
AS5661
US
- Name
- University of South Florida
- Type
- Education
- Registered
- Jul 23, 1995
- Domain
- usf.edu
- Website
- www.usf.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 131.247.0.0/16
131.247.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 131.247.0.0/16 | AS5661 | /16 | ARIN | RPKI valid |
IRR
Route objects on 131.247.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5661 | RADB | University of South Florida IPv4 | MAINT-AS5661 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 131.
247. 0. 0/ 16 - Netname
- USF
- Registrant
- University of South Florida
- Organization
- University of South Florida (USF-Z)
- Org address
- 4202 E Fowler Ave., Tampa, FL, 33620
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-131-247-0-0-1
- Parent
- NET-131-0-0-0-0
- Created
- Feb 9, 1989
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 9, 1989
- Status
- assigned
Report abuse
Abuse contact
- hess208@
usf. edu - Name
- Hess, Steve
- Phone
- +1-813-396-0881
- Handle
- HESSS7-ARIN