Data as of Nov 8, 2026
193.197.136.0/21
No anonymizer space · no proxy exits in 30 daysUniversitaet Stuttgart
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 193.196.0.0/15 since May 2005 | AS553 | Business | 97 | Universitaet Stuttgart |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 193.196.0.0/15 | 131,072 | DE-BELWUE-193-196-193-197 | Universitaet Stuttgart (ORG-BA9-RIPE) · DE | ALLOCATED PA | — | abuse@ |
| └ 193.197.142.0/23 | 512 | PH-FREIBURG | Paedagogische Hochschule Freiburg | ASSIGNED PA | Dec 19, 2007 | abuse@ via DE-BELWUE-193-196-193-197 |
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
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2018
- Current origin since
- Jan 2018 · 8.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 193.197.136.0/21 | AS553 | /21 | RIPE | RPKI valid |
| 193.196.0.0/15 | AS553 | /15 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS553 | RIPE | BELWUE-MNT | Dec 27, 2017 |
Whois
Registration for this announcement
- Range
- 193.
196. 0. 0/ 15 - Netname
- DE-BELWUE-193-196-193-197
- Registrant
- Universitaet Stuttgart
- Registrant country
- DE
- Organization
- Universitaet Stuttgart (ORG-BA9-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Not stated by the registry
- Updated
- Apr 19, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
belwue. de - Name
- BelWue-Koordination
- Handle
- BEL553-RIPE