Data as of Nov 6, 2026
148.81.206.0/24
No anonymizer space · no proxy exits in 30 daysCentrum Nauki Kopernik · space held by Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 148.81.0.0/16 since May 2005 | AS1887 | Business | 45 2 always on | Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy |
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 |
|---|---|---|---|---|---|---|
| 148.81.0.0/16 | 65,536 | PL-NASK-19931002 | Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy (ORG-NRAA1-RIPE) · PL | ALLOCATED PA | — | abuse@ |
| └ 148.81.206.0/24 | 256 | CentrumNaukiKopernik | Centrum Nauki Kopernik | ASSIGNED PA | Aug 3, 2016 | abuse@ via PL-NASK-19931002 |
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
Registry
Holder
- Organization
- Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy
- Handle
- ORG-NRAA1-RIPE
- Range
- 148.
81. 0. 0/ 16 - Registration type
- ALLOCATED PA
Origin network
AS207204
PL
- Name
- Centrum Nauki Kopernik
- Type
- Business
- Registered
- Aug 11, 2016
- Domain
- kopernik.org.pl
- Industry
- Museums, Historical Sites, Zoos, Nature Parks
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2024
- Current origin since
- Oct 2024 · 2.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 148.81.206.0/24 | AS207204 | /24 | RIPE | RPKI valid |
| 148.81.0.0/16 | AS1887 | /16 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS207204 | RIPE | Centrum Nauki Kopernik | NASK2-MNT | May 14, 2024 |
Whois
Registration for this announcement
- Range
- 148.
81. 206. 0/ 24 - Netname
- CentrumNaukiKopernik
- Registrant
- Centrum Nauki Kopernik
- Registrant country
- PL
- Organization
- Centrum Nauki Kopernik
- Org country
- PL
- Type
- ASSIGNED PA
- Created
- Aug 3, 2016
- Updated
- Aug 3, 2016
- Maintainer
- NASK2-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Oct 2, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
nask. pl - Name
- NASK LIR
- Handle
- NASK1-RIPE