Data as of Nov 8, 2026
217.173.195.128/28
No anonymizer space · no proxy exits in 30 daysOpole University
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 |
|---|---|---|---|---|---|---|
| 217.173.192.0/20 | 4,096 | PL-OPOLE-20010410 | Opole University (ORG-OU1-RIPE) · PL | ALLOCATED PA | — | abuse@ |
| └ 217.173.195.128/28 | 16 | OPOLE-Wojewodzka-Biblioteka-Publiczna | unknown | ASSIGNED PA | Mar 10, 2026 | abuse@ via PL-OPOLE-20010410 |
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 217.173.192.0/21
- Prefix
- 217.173.192.0/21
- Announced by
- AS21182 Opole University
- Type
- Business
- Proxy exits
- 20
- RPKI
- RPKI valid
- Netname
- PL-OPOLE-20010410
- Registrant
- Opole University
- RIR
- RIPE NCC
Origin network
AS21182
PL
- Name
- Opole University
- Type
- Education
- Registered
- Sep 18, 2001
- Domain
- uni.opole.pl
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 217.173.192.0/21
217.173.192.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 217.173.192.0/21 | AS21182 | /21 | RIPE | RPKI valid |
IRR
Route objects on 217.173.192.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21182 | RIPE | route for educational part of MAN Opole | MAN-OPOLE-MNT | Nov 27, 2001 |
Whois
Registration for this announcement
- Range
- 217.
173. 192. 0/ 20 - Netname
- PL-OPOLE-20010410
- Registrant
- Opole University
- Registrant country
- PL
- Organization
- Opole University (ORG-OU1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Not stated by the registry
- Updated
- Jul 22, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Apr 10, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
uni. opole. pl - Name
- Centrum Informatyczne UO
- Handle
- CIU2-RIPE