Data as of Nov 6, 2026
81.16.157.0/24
No anonymizer space · no proxy exits in 30 daysRundfunk und Telekom Regulierungs-GmbH · space held by Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 81.16.152.0/21 since May 2016 | AS1764 | Internet provider | Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | ||
| 81.16.144.0/20 since Jul 2005 | AS1764 | Internet provider | 1 | Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH |
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 |
|---|---|---|---|---|---|---|
| 81.16.144.0/20 | 4,096 | AT-NEXTLAYER-20050223 | Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH (ORG-NLTU1-RIPE) · AT | ALLOCATED PA | Feb 24, 2005 | abuse@ |
| └ 81.16.157.0/24 | 256 | RTR-NET | Rundfunk und Telekom Regulierungs-GmbH | ASSIGNED PA | Feb 9, 2007 | abuse@ via AT-NEXTLAYER-20050223 |
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
IPv4 market
Holder
- Organization
- Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
- Handle
- ORG-NLTU1-RIPE
- Range
- 81.
16. 144. 0/ 20 - Registration type
- ALLOCATED PA
- Record created
- Feb 24, 2005
Origin network
AS42378
AT
- Name
- Rundfunk und Telekom Regulierungs-GmbH
- Type
- Business
- Registered
- Feb 12, 2007
- Domain
- austria.org
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2007
- Current origin since
- Mar 2007 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.16.157.0/24 | AS42378 | /24 | RIPE | RPKI valid |
| 81.16.144.0/20 | AS1764 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42378 | RIPE | Rundfunk und Telekom Regulierungs-GmbH | RTR-MNT | Feb 12, 2007 |
Whois
Registration for this announcement
- Range
- 81.
16. 157. 0/ 24 - Netname
- RTR-NET
- Registrant
- Rundfunk und Telekom Regulierungs-GmbH
- Registrant country
- AT
- Organization
- Rundfunk und Telekom Regulierungs-GmbH
- Org country
- AT
- Type
- ASSIGNED PA
- Created
- Feb 9, 2007
- Updated
- Feb 25, 2009
- Maintainer
- AS1764-MNT
- RIR
- RIPE NCC
- Country
- AT
- Delegated
- Feb 23, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
nextlayer. at - Name
- NOC Next Layer
- Handle
- NLNC1-RIPE