Data as of Nov 14, 2026
81.173.136.0/24
8 residential-proxy exits · 30 daysNetCologne Gesellschaft fur Telekommunikation mbH
Residential-proxy exits
Proxy exits
8
3.1% of its addresses · 30 days
Providers
15
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
88 observations
Proxy providers listing exits
- 711Proxy
- B2Proxy
- EZProxies
- EnigmaProxy
- FastProxy
- IPFly
- IPPeak
- LemonBright
- NovaProxy
- Proxiware
- ProxyEmpire
- PuraRoute
- RainProxy
- ThunderProxy
- VantageProxies
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 |
|---|---|---|---|---|---|---|
| 81.173.128.0/17 | 32,768 | DE-NETCOLOGNE-20030219 | NetCologne Gesellschaft fur Telekommunikation mbH (ORG-NG11-RIPE) · DE | ALLOCATED PA | Feb 19, 2003 | abuse@ |
| └ 81.173.136.0/24 | 256 | NC-DIAL-IN-POOL | NetCologne dynamic IP Pool | ASSIGNED PA | Jun 24, 2003 | abuse@ via DE-NETCOLOGNE-20030219 |
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 81.173.128.0/17
- Prefix
- 81.173.128.0/17
- Announced by
- AS8422 NetCologne Gesellschaft fur Telekommunikation mbH
- Type
- Residential
- Proxy exits
- 489
- Always-on exits
- 7
- RPKI
- No RPKI
- Netname
- DE-NETCOLOGNE-20030219
- Registrant
- NetCologne Gesellschaft fur Telekommunikation mbH
- RIR
- RIPE NCC
Origin network
AS8422
DE
- Name
- NetCologne Gesellschaft fur Telekommunikation mbH
- Type
- Internet provider
- Registered
- Aug 14, 1997
- Domain
- netcologne.de
- Website
- www.netcologne.de
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 81.173.128.0/17
81.173.128.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on 81.173.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8422 | RIPE | NetCologne PA space | NETCOLOGNE-MNT | Feb 20, 2003 |
Whois
Registration for this announcement
- Range
- 81.
173. 128. 0/ 17 - Netname
- DE-NETCOLOGNE-20030219
- Registrant
- NetCologne Gesellschaft fur Telekommunikation mbH
- Registrant country
- DE
- Organization
- NetCologne Gesellschaft fur Telekommunikation mbH (ORG-NG11-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Feb 19, 2003
- Updated
- Nov 10, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Feb 19, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
netcologne. de - Name
- Abuse Contact NetCologne
- Handle
- ACN23-RIPE