Data as of Nov 9, 2026
200.144.172.0/24
1 residential-proxy exit · 30 daysUniversidade de Sao Paulo
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
2 observations
Proxy providers listing exits
- Ake.net
Network & registry
Announced by
Covering announcement 200.144.160.0/19
- Prefix
- 200.144.160.0/19
- Announced by
- AS28571 Universidade de Sao Paulo
- Type
- Business
- Proxy exits
- 7
- RPKI
- RPKI valid
- Netname
- 34175
- Registrant
- Universidade de Sao Paulo
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28571
BR
- Name
- Universidade de Sao Paulo
- Type
- Education
- Registered
- Dec 19, 2007
- Domain
- usp.br
- Website
- www.usp.br
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 200.144.160.0/19
200.144.160.0/19
Routing history
- Pattern
- Rotating
- First seen
- Oct 2005
- Current origin since
- Nov 2021 · 4.9 yr
- Origin networks
- 2
- Last change of origin
- Nov 2021
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 200.144.160.0/19 | AS28571 | /19 | LACNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 200.
144. 160. 0/ 19 - Netname
- 34175
- Registrant
- Universidade de Sao Paulo
- Registrant country
- BR
- Organization
- Universidade de Sao Paulo (63025530000104)
- Handle
- 200.
144. 160. 0/ 19 - Created
- Feb 27, 2003
- RIR
- LACNIC
- Country
- BR
- Delegated
- Feb 27, 2003
- Status
- assigned
Report abuse
Abuse contact
- security@
usp. br - Name
- CSIRT USP / Grupo de Segurança em TI
- Handle
- CUGST