Data as of Nov 14, 2026
81.17.96.0/22
55 residential-proxy exits · 30 daysContabo GmbH · space held by TerraTransit AG
Residential-proxy exits
Proxy exits
55
5.4% of its addresses · 30 days
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
763 observations
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 |
|---|---|---|---|---|---|---|
| 81.17.96.0/21 | 2,048 | DE-TERRATRANSIT-20020109 | TerraTransit AG (ORG-TA251-RIPE) · DE | ALLOCATED PA | Feb 21, 2023 | abuse@ |
| └ 81.17.96.0/22 | 1,024 | TT-20240404 | Contabo GmbH (ORG-CG316-RIPE) · DE | ASSIGNED PA | Apr 4, 2024 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- TerraTransit AG
- Handle
- ORG-TA251-RIPE
- Range
- 81.
17. 96. 0/ 21 - Registration type
- ALLOCATED PA
- Record created
- Feb 21, 2023
Origin network
AS51167
DE
- Name
- Contabo GmbH
- Type
- Hosting
- Registered
- Jun 11, 2010
- Domain
- contabo.com
- Website
- www.contabo.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 3
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2024
- Current origin since
- Apr 2024 · 2.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.17.96.0/21 | AS51167 | /32 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS51167 | RIPE | MNT-CONTABO | May 10, 2024 |
Whois
Registration for this announcement
- Range
- 81.
17. 96. 0/ 22 - Netname
- TT-20240404
- Registrant
- Contabo GmbH
- Registrant country
- DE
- Organization
- Contabo GmbH (ORG-CG316-RIPE)
- Org country
- DE
- Type
- ASSIGNED PA
- Created
- Apr 4, 2024
- Updated
- May 10, 2024
- Maintainer
- MNT-CONTABO
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jan 9, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
contabo. de - Name
- CONTABO ABUSE DEPARTMENT
- Handle
- MH12453-RIPE