Data as of Nov 13, 2026
192.52.1.0/24
8 residential-proxy exits · 30 daysUniversitaet Stuttgart · space held by Albert-Ludwigs-Universitaet Freiburg
Residential-proxy exits
Proxy exits
8
3.1% of its addresses · 30 days
Providers
12
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
48 observations
Proxy providers listing exits
- Byteful
- EnigmaProxy
- FloppyData
- IPRoyal
- NextProxy
- NovaProxy
- ProxyEmpire
- ProxyRack
- TORCHPROXIES_BASIC
- TORCHPROXIES_PREMIUM
- TORCHPROXIES_X
- VantageProxies
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 |
|---|---|---|---|---|---|---|
| 192. | 13,056 | UNI-FREIBURG | Albert-Ludwigs-Universitaet Freiburg (ORG-RUF1-RIPE) · DE | LEGACY | Feb 14, 2002 | abuse@ |
| └ 192.52.1.0/24 | 256 | FDN-NET2 | Albert-Ludwigs-Universitaet Freiburg (ORG-RUF1-RIPE) · DE | LEGACY | Feb 18, 2005 | abuse@ |
Network & registry
Announced by
Covering announcement 192.52.0.0/19
- Prefix
- 192.52.0.0/19
- Announced by
- AS553 Universitaet Stuttgart
- Type
- Business
- Proxy exits
- 8
- RPKI
- RPKI valid
- Netname
- UNI-FREIBURG
- Registrant
- Albert-Ludwigs-Universitaet Freiburg
- RIR
- RIPE NCC
Origin network
AS553
DE
- Name
- Universitaet Stuttgart
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- belwue.de
- Website
- www.belwue.de
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 192.52.0.0/19
192.52.0.0/19
Routing history
- Pattern
- Stable
- First seen
- Jun 2009
- Current origin since
- Jul 2009 · 17 yr
- Origin networks
- 2
- Last change of origin
- Jul 2009
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 192.52.0.0/19 | AS553 | /19 | RIPE | RPKI valid |
IRR
Route objects on 192.52.0.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS553 | RIPE | FDN-NETS | BELWUE-MNT | Jun 26, 2009 |
Whois
Registration for this announcement
- Range
- 192.
52. 0. 0 - 192. 52. 50. 255 - Netname
- UNI-FREIBURG
- Registrant
- Albert-Ludwigs-Universitaet Freiburg
- Registrant country
- DE
- Organization
- Albert-Ludwigs-Universitaet Freiburg (ORG-RUF1-RIPE)
- Org country
- DE
- Type
- LEGACY
- Created
- Feb 14, 2002
- Updated
- Jan 17, 2025
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Mar 21, 1989
- Status
- assigned
Report abuse
Abuse contact
- abuse@
uni-freiburg. de - Name
- RZ Universitaet Freiburg
- Handle
- RUF3-RIPE