Data as of Nov 10, 2026
5.201.117.0/24
1 residential-proxy exit · 30 daysMaria Curie-Sklodowska University
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- Ake.net
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 |
|---|---|---|---|---|---|---|
| 5.201.0.0/17 | 32,768 | PL-UMCS-20120829 | Maria Curie-Sklodowska University (ORG-MCU1-RIPE) · PL | ALLOCATED PA | Aug 29, 2012 | abuse@ |
| └ 5.201.64.0/18 | 16,384 | PL-LUB-UMCS | Uniwersytet Marii Curie-Sklodowskiej w Lublinie | ASSIGNED PA | Sep 26, 2012 | abuse@ via PL-UMCS-20120829 |
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 5.201.0.0/17
- Prefix
- 5.201.0.0/17
- Announced by
- AS12324 Maria Curie-Sklodowska University
- Type
- Business
- Proxy exits
- 28
- Always-on exits
- 3
- RPKI
- RPKI valid
- Netname
- PL-UMCS-20120829
- 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 5.201.0.0/17
5.201.0.0/17
Routing history
- Pattern
- Stable
- First seen
- Sep 2012
- Current origin since
- Sep 2012 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 5.201.0.0/17 | AS12324 | /17 | RIPE | RPKI valid |
IRR
Route objects on 5.201.0.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12324 | RIPE | academic part of Lublin MAN, Poland | PL-LUBMAN-MNT | Sep 27, 2012 |
Whois
Registration for this announcement
- Range
- 5.
201. 0. 0/ 17 - Netname
- PL-UMCS-20120829
- Registrant
- Maria Curie-Sklodowska University
- Registrant country
- PL
- Organization
- Maria Curie-Sklodowska University (ORG-MCU1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Aug 29, 2012
- Updated
- Dec 12, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Aug 29, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ripe. umcs. pl - Name
- LUBMAN Abuse Handling
- Handle
- LUBM4-RIPE