Data as of Nov 12, 2026
185.4.201.0/24
3 residential-proxy exits · 30 daysSys-DataCom s.r.o.
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
7
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
28 observations
Proxy providers listing exits
- BottingTools
- ByteProxies
- GSocks
- Oxylabs
- Proxy-Seller
- RainProxy
- Shifter
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 |
|---|---|---|---|---|---|---|
| 185.4.200.0/22 | 1,024 | CZ-SYS-DATACOM-20120927 | Sys-DataCom s.r.o. (ORG-SS84-RIPE) · CZ | ALLOCATED PA | Sep 27, 2012 | ripe-abuse@ |
| └ 185.4.201.0/24 | 256 | INFRASTRUCTURE_ | Clients TTC 2016+ locate Spindleruv Mlyn City & Zvicina | ASSIGNED PA | Sep 6, 2018 | ripe-abuse@ via CZ-SYS-DATACOM-20120927 |
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 185.4.200.0/22
- Prefix
- 185.4.200.0/22
- Announced by
- AS44002 Sys-DataCom s.r.o.
- Type
- Residential
- Proxy exits
- 16
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- CZ-SYS-DATACOM-20120927
- Registrant
- Sys-DataCom s.r.o.
- RIR
- RIPE NCC
Origin network
AS44002
CZ
- Name
- Sys-DataCom s.r.o.
- Type
- Internet provider
- Registered
- Nov 1, 2007
- Domain
- sys-data.com
- Website
- www.sys-data.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 185.4.200.0/22
185.4.200.0/22
Routing history
- Pattern
- Stable
- First seen
- Dec 2013
- Current origin since
- Dec 2013 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 185.4.200.0/22 | AS44002 | /22 | RIPE | RPKI valid |
IRR
Route objects on 185.4.200.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS44002 | RIPE | SYS-DATACOM TTC | MNT-SYSDATACOM | Jan 22, 2015 |
Whois
Registration for this announcement
- Range
- 185.
4. 200. 0/ 22 - Netname
- CZ-SYS-DATACOM-20120927
- Registrant
- Sys-DataCom s.r.o.
- Registrant country
- CZ
- Organization
- Sys-DataCom s.r.o. (ORG-SS84-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Sep 27, 2012
- Updated
- Apr 21, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Sep 27, 2012
- Status
- assigned
Report abuse
Abuse contact
- ripe-abuse@
sys-data. com - Name
- Abuse-C Role
- Handle
- AR13501-RIPE