Data as of Nov 13, 2026
188.64.253.0/28
No anonymizer space · no proxy exits in 30 daysTKRZ Stadtwerke GmbH
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 188.64.248.0/21 | 2,048 | DE-TKRZ-STADTWERKE-20090728 | TKRZ Stadtwerke GmbH (ORG-JSG1-RIPE) · DE | ALLOCATED PA | Jul 28, 2009 | abuse@ |
| └ 188.64.253.0/28 | 16 | STT-NET | internet access for Stadtwerke Schuettorf GmbH | ASSIGNED PA | Sep 1, 2014 | abuse@ via DE-TKRZ-STADTWERKE-20090728 |
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
Announced by
Covering announcement 188.64.248.0/21
- Prefix
- 188.64.248.0/21
- Announced by
- AS42184 TKRZ Stadtwerke GmbH
- Type
- Internet provider
- Proxy exits
- 2
- RPKI
- RPKI valid
- Netname
- DE-TKRZ-STADTWERKE-20090728
- Registrant
- TKRZ Stadtwerke 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 188.64.248.0/21
188.64.248.0/21
Routing history
- Pattern
- Stable
- First seen
- Mar 2022
- Current origin since
- Mar 2022 · 4.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 188.64.248.0/21 | AS42184 | /24 | RIPE | RPKI valid |
IRR
Route objects on 188.64.248.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42184 | RIPE | TKRZ Stadtwerke GmbH | MNT-TKRZ | Jul 7, 2022 |
Whois
Registration for this announcement
- Range
- 188.
64. 248. 0/ 21 - Netname
- DE-TKRZ-STADTWERKE-20090728
- Registrant
- TKRZ Stadtwerke GmbH
- Registrant country
- DE
- Organization
- TKRZ Stadtwerke GmbH (ORG-JSG1-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Jul 28, 2009
- Updated
- Feb 2, 2024
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jul 28, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
tkrz. de - Name
- TKRZ Stadtwerke GmbH
- Handle
- TSG20-RIPE