Data as of Nov 8, 2026
213.227.66.0/23
No anonymizer space · no proxy exits in 30 daysSilesian University of Technology, Computer Centre
Network & registry
Announced by
Covering announcement 213.227.64.0/20
- Prefix
- 213.227.64.0/20
- Announced by
- AS15744 Silesian University of Technology, Computer Centre
- Type
- Business
- Proxy exits
- 4
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- PL-CKPOLSL-20001016
- Registrant
- Silesian University of Technology, Computer Centre
- RIR
- RIPE NCC
Origin network
AS15744
PL
- Name
- Silesian University of Technology, Computer Centre
- Type
- Education
- Registered
- Oct 3, 2000
- Domain
- polsl.pl
- Website
- www.polsl.pl/rju1-ck/sask/
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 213.227.64.0/20
213.227.64.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jan 2019 · 7.8 yr
- Origin networks
- 2
- Last change of origin
- Aug 2012
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 213.227.64.0/20 | AS15744 | /20 | RIPE | RPKI valid |
IRR
Route objects on 213.227.64.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS15744 | RIPE | PL-CKPOLSL-NET-20001016-COM | PL-CKPOLSL-MNT | May 25, 2004 |
Whois
Registration for this announcement
- Range
- 213.
227. 64. 0/ 18 - Netname
- PL-CKPOLSL-20001016
- Registrant
- Silesian University of Technology, Computer Centre
- Registrant country
- PL
- Organization
- Silesian University of Technology, Computer Centre (ORG-CSUO1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Feb 27, 2002
- Updated
- Jul 26, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Oct 16, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
silweb. pl - Name
- PL-CKPOLSL Hostmaster Team
- Handle
- SASK1-RIPE