Data as of Nov 15, 2026
150.254.52.0/24
4 residential-proxy exits · 30 daysPoznan University of Technology · space held by Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Providers
23
selling exits here
Oct 16, 2026 – Nov 14, 2026
Exits seen per day
1.0K observations
Proxy providers listing exits
- 2Captcha
- 2Extract
- Ake.net
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- FlashProxy
- FloppyData
- GonzoProxy
- IPOasis
- Infatica
- LightningProxies
- MangoProxy
- NodeMaven
- Proxiware
- Proxy-Seller
- ProxyEmpire
- Proxyma
- Shifter
- VibeProxies
- VitalExclusive
- VitalProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 150.254.0.0/16 since May 2005 | AS9112 | Business | 307 6 always on | Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 150.254.0.0/16 | 65,536 | PL-POZMAN-980508 | Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center (ORG-PSAN1-RIPE) · PL | LEGACY | Feb 20, 2002 | cert@ |
| └ 150. | 1,280 | POZMAN-PP-5-22 | Address space for Poznan University of Technology | LEGACY | Apr 29, 2013 | cert@ via PL-POZMAN-980508 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 150.254.52.0/23
- Prefix
- 150.254.52.0/23
- Announced by
- AS206523 Poznan University of Technology
- Type
- Business
- Proxy exits
- 4
- RPKI
- No RPKI
- Netname
- POZMAN-PP-5-22
- Registrant
- Address space for Poznan University of Technology
- RIR
- RIPE NCC
Registry
Holder
- Organization
- Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
- Handle
- ORG-PSAN1-RIPE
- Range
- 150.
254. 0. 0/ 16 - Registration type
- LEGACY
- Record created
- Feb 20, 2002
- Legacy
- yes
Origin network
AS206523
PL
- Name
- Poznan University of Technology
- Type
- Education
- Registered
- Apr 1, 2022
- Domain
- poznan.pl
- Industry
- Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
150.254.52.0/23
Routing history
- Pattern
- Stable
- First seen
- Jun 2022
- Current origin since
- Jun 2022 · 4.4 yr
- Origin networks
- 1
IRR
Route objects on 150.254.52.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS206523 | RIPE | Route for Poznan University of Technology | POZMAN-EDU-AS-MNT PP-MNT | May 26, 2022 |
Whois
Registration for this announcement
- Range
- 150.
254. 50. 0 - 150. 254. 54. 255 - Netname
- POZMAN-PP-5-22
- Registrant
- Address space for Poznan University of Technology
- Registrant country
- PL
- Organization
- Address space for Poznan University of Technology
- Org country
- PL
- Type
- LEGACY
- Created
- Apr 29, 2013
- Updated
- Mar 31, 2026
- Maintainer
- AS8364-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Jan 13, 1999
- Status
- assigned
Report abuse
Abuse contact
- cert@
man. poznan. pl - Name
- Poznanskie Centrum Superkomputerowo-Sieciowe CERT
- Handle
- CE1770-RIPE