Data as of Nov 4, 2026
87.246.220.0/22
88 residential-proxy exits · 30 daysMaria Curie-Sklodowska University
Residential-proxy exits
Proxy exits
88
8.6% of its addresses · 30 days
Spread
4 of 4
/24s with at least one exit
Providers
33
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
406 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 87.246.220.0/24 | 0 | 23 | |
| 87.246.222.0/24 | 0 | 23 | |
| 87.246.223.0/24 | 0 | 23 | |
| 87.246.221.0/24 | 0 | 19 |
Proxy providers listing exits
- 2Extract
- BartProxies
- BirdProxies
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- EnigmaProxy
- Evomi
- FastProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GhostConnect
- HideProxy
- Infatica
- InfiniteProxies
- KocerRoxy
- LemonBright
- MangoProxy
- NextProxy
- NodeProxy
- NovaProxy
- ProxiesVision
- Proxy-Seller
- ProxyEmpire
- ProxyGeo
- Proxyma
- RainProxy
- Shifter
- VantageProxies
- VitalExclusive
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 |
|---|---|---|---|---|---|---|
| 87.246.192.0/18 | 16,384 | PL-UMCS-20050905 | Maria Curie-Sklodowska University (ORG-MCU1-RIPE) · PL | ALLOCATED PA | Sep 5, 2005 | [email protected] |
| └ 87.246.220.0/22 | 1,024 | LUBMAN-POL | Politechnika Lubelska | ASSIGNED PA | May 30, 2006 | [email protected] via PL-UMCS-20050905 |
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 87.246.192.0/19
- Prefix
- 87.246.192.0/19
- Announced by
- AS12324 Maria Curie-Sklodowska University
- Type
- Business
- Proxy exits
- 88
- RPKI
- RPKI valid
- Netname
- PL-UMCS-20050905
- Registrant
- Maria Curie-Sklodowska University
- RIR
- RIPE NCC
Origin network
AS12324
PL
- Name
- Maria Curie-Sklodowska University
- Type
- Education
- Registered
- Mar 12, 1999
- Domain
- umcs.pl
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 87.246.192.0/19
87.246.192.0/19
Routing history
- Pattern
- Stable
- First seen
- Oct 2005
- Current origin since
- Oct 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 87.246.192.0/19 | AS12324 | /19 | RIPE | RPKI valid |
IRR
Route objects on 87.246.192.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12324 | RIPE | academic part of Lublin MAN, Poland | PL-LUBMAN-MNT | Sep 29, 2005 |
Whois
Registration for this announcement
- Range
- 87.246.192.0/18
- Netname
- PL-UMCS-20050905
- Registrant
- Maria Curie-Sklodowska University
- Registrant country
- PL
- Organization
- Maria Curie-Sklodowska University (ORG-MCU1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Sep 5, 2005
- Updated
- Dec 12, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Sep 5, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- LUBMAN Abuse Handling
- Handle
- LUBM4-RIPE