Data as of Nov 9, 2026
89.251.140.0/24
No anonymizer space · no proxy exits in 30 daysTKRZ Stadtwerke GmbH · space held by microPLAN IT Systemhaus GmbH
Network & registry
Announced by
Covering announcement 89.251.128.0/20
- Prefix
- 89.251.128.0/20
- Announced by
- AS42184 TKRZ Stadtwerke GmbH
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- DE-MICROPLAN-20060911
- Registrant
- microPLAN IT Systemhaus GmbH
- RIR
- RIPE NCC
Origin network
AS42184
DE
- Name
- TKRZ Stadtwerke GmbH
- Type
- Internet provider
- Registered
- Jan 10, 2007
- Domain
- tkrz-business.de
- Website
- www.tkrz-business.de
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 89.251.128.0/20
89.251.128.0/20
Routing history
- Pattern
- Stable
- First seen
- Apr 2007
- Current origin since
- Nov 2010 · 16 yr
- Origin networks
- 3
- Last change of origin
- Nov 2010
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 89.251.128.0/20 | AS42184 | /24 | RIPE | RPKI valid |
IRR
Route objects on 89.251.128.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42184 | RIPE | microPLAN IT-Systemhaus GmbH | MNT-TKRZ | Jun 2, 2025 |
Whois
Registration for this announcement
- Range
- 89.
251. 128. 0/ 20 - Netname
- DE-MICROPLAN-20060911
- Registrant
- microPLAN IT Systemhaus GmbH
- Registrant country
- DE
- Organization
- microPLAN IT Systemhaus GmbH (ORG-MGFP1-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Sep 11, 2006
- Updated
- Feb 18, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Sep 11, 2006
- Status
- assigned
Report abuse
Abuse contact
- technik@
rz-24. de - Name
- Abuse-C Role
- Handle
- AR14661-RIPE