Data as of Nov 6, 2026
31.25.248.0/21
No anonymizer space · no proxy exits in 30 daysTechnical University of Koszalin
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 |
|---|---|---|---|---|---|---|
| 31.25.248.0/21 | 2,048 | PL-KOSMAN-20110310 | Technical University of Koszalin (ORG-TUOK1-RIPE) · PL | ALLOCATED PA | Mar 10, 2011 | abuse@ |
| └ 31.25.248.0/24 | 256 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
| └ 31.25.249.0/24 | 256 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
| └ 31.25.250.0/23 | 512 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
| └ 31.25.254.0/26 | 64 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
| └ 31.25.255.0/26 | 64 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
| └ 31.25.255.64/26 | 64 | KOSMAN-EDU | KOSzalin Metropolitan Area Network | ASSIGNED PA | Nov 17, 2015 | abuse@ via PL-KOSMAN-20110310 |
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
AS28678
PL
- Name
- Technical University of Koszalin
- Type
- Education
- Registered
- Jan 28, 2003
- Domain
- koszalin.pl
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2011
- Current origin since
- Oct 2011 · 15 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28678 | RIPE | KosMAN-EDU | PL-POL-MNT | May 23, 2011 |
Whois
Registration for this announcement
- Range
- 31.
25. 248. 0/ 21 - Netname
- PL-KOSMAN-20110310
- Registrant
- Technical University of Koszalin
- Registrant country
- PL
- Organization
- Technical University of Koszalin (ORG-TUOK1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Mar 10, 2011
- Updated
- Sep 12, 2022
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Mar 10, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
man. koszalin. pl - Name
- Abuse-C Role
- Handle
- AR13587-RIPE