Data as of Nov 3, 2026
89.203.136.0/24
9 residential-proxy exits · 30 daysCD-Telematika a.s.
Residential-proxy exits
Proxy exits
9
3.5% of its addresses · 30 days
Always-on exits
1
11% of its exits
Providers
40
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
7.1K observations
Proxy providers listing exits
- 2Captcha
- 711Proxy
- AnyIP
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- DataImpulse
- Decodo
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GonzoProxy
- IPOasis
- Infatica
- LemonBright
- MangoProxy
- NodeProxy
- NovaProxy
- Oxylabs
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- ProxyRack
- Proxyma
- RainProxy
- Shifter
- StrikeProxy
- Thordata
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
- Webshare
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 |
|---|---|---|---|---|---|---|
| 89.203.128.0/17 | 32,768 | CZ-CDT-20060427 | CD-Telematika a.s. (ORG-CTA3-RIPE) · CZ | ALLOCATED PA | Apr 27, 2006 | [email protected] |
| └ 89.203.136.0/24 | 256 | HORMANN-CDT-NET | Petr Hormann | ASSIGNED PA | Mar 12, 2015 | [email protected] via CZ-CDT-20060427 |
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 89.203.128.0/17
- Prefix
- 89.203.128.0/17
- Announced by
- AS25512 CD-Telematika a.s.
- Type
- Internet provider
- Proxy exits
- 212
- Always-on exits
- 23
- RPKI
- RPKI valid
- Netname
- CZ-CDT-20060427
- Registrant
- CD-Telematika a.s.
- RIR
- RIPE NCC
Origin network
AS25512
CZ
- Name
- CD-Telematika a.s.
- Type
- Internet provider
- Registered
- Dec 17, 2002
- Domain
- cdt.cz
- Website
- www.cdt.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 89.203.128.0/17
89.203.128.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2006
- Current origin since
- May 2006 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 89.203.128.0/17 | AS25512 | /17 | RIPE | RPKI valid |
IRR
Route objects on 89.203.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25512 | RIPE | CD-Telematika a.s. | CDT-MNT | Jul 7, 2006 |
Whois
Registration for this announcement
- Range
- 89.203.128.0/17
- Netname
- CZ-CDT-20060427
- Registrant
- CD-Telematika a.s.
- Registrant country
- CZ
- Organization
- CD-Telematika a.s. (ORG-CTA3-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Apr 27, 2006
- Updated
- Jul 26, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 27, 2006
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- CDT hostmaster
- Handle
- CDT-RIPE