Data as of Nov 12, 2026
91.143.89.0/24
No anonymizer space · no proxy exits in 30 daysISPpro Internet KG
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 91.143.80.0/20 since Nov 2006 | AS35366 | Hosting | 1 | ISPpro Internet KG |
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 |
|---|---|---|---|---|---|---|
| 91.143.80.0/20 | 4,096 | DE-KDCTRL-20061030 | ISPpro Internet KG (ORG-IIK1-RIPE) · DE | ALLOCATED PA | Oct 30, 2006 | abuse@ |
| └ 91.143.89.0/24 | 256 | KOSONLINE-SRV-NET4 | KOS-Online | ASSIGNED PA | Feb 25, 2008 | abuse@ via DE-KDCTRL-20061030 |
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 91.143.88.0/21
- Prefix
- 91.143.88.0/21
- Announced by
- AS35366 ISPpro Internet KG
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- DE-KDCTRL-20061030
- Registrant
- ISPpro Internet KG
- RIR
- RIPE NCC
Origin network
AS35366
DE
- Name
- ISPpro Internet KG
- Type
- Hosting
- Registered
- Jul 22, 2005
- Domain
- isppro.de
- Website
- www.isppro.de
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
91.143.88.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2019
- Current origin since
- Feb 2023 · 3.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 91.143.80.0/20 | AS35366 | /21 | RIPE | RPKI valid |
IRR
Route objects on 91.143.88.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS35366 | RIPE | ISPPRO-NOC-MNT | May 6, 2019 |
Whois
Registration for this announcement
- Range
- 91.
143. 80. 0/ 20 - Netname
- DE-KDCTRL-20061030
- Registrant
- ISPpro Internet KG
- Registrant country
- DE
- Organization
- ISPpro Internet KG (ORG-IIK1-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Oct 30, 2006
- Updated
- Jul 22, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Oct 30, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
isppro. de - Name
- HOSTMASTER KDCTRL ABUSE
- Handle
- IA3239-RIPE