Data as of Nov 4, 2026
185.3.156.0/22
15 residential-proxy exits · 30 daysSferiaNET.cz s.r.o.
Residential-proxy exits
Proxy exits
15
1.5% of its addresses · 30 days
Always-on exits
3
20% of its exits
Spread
4 of 4
/24s with at least one exit
Providers
46
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
4.1K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 185.3.158.0/24 | 2 | 7 | |
| 185.3.156.0/24 | 1 | 6 | |
| 185.3.157.0/24 | 0 | 1 | |
| 185.3.159.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- AnyIP
- BartProxies
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- Decodo
- EnigmaProxy
- FastProxy
- FlashProxy
- GSocks
- Geonix
- Geonode
- GonzoProxy
- IPOasis
- IPPeak
- Infatica
- InfiniteProxies
- LemonBright
- LightningProxies
- MangoProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Oxylabs
- PrivateProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- Proxyma
- RainProxy
- Shifter
- StrikeProxy
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
- Webshare
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 |
|---|---|---|---|---|---|---|
| 185.3.156.0/22 | 1,024 | CZ-SFERIA-20120920 | SferiaNET.cz s.r.o. (ORG-SS821-RIPE) · CZ | ALLOCATED PA | Sep 20, 2012 | [email protected] |
| └ 185.3.156.0/24 | 256 | ADVNET | ADV Computers s.r.o. | ASSIGNED PA | Sep 21, 2012 | [email protected] via CZ-SFERIA-20120920 |
| └ 185.3.157.0/24 | 256 | ADVNET | ADV Computers s.r.o. | ASSIGNED PA | Sep 21, 2012 | [email protected] via CZ-SFERIA-20120920 |
| └ 185.3.158.0/24 | 256 | ADVNET | ADV Computers s.r.o. | ASSIGNED PA | Sep 21, 2012 | [email protected] via CZ-SFERIA-20120920 |
| └ 185.3.159.0/24 | 256 | ADVNET | ADV Computers s.r.o. | ASSIGNED PA | Sep 21, 2012 | [email protected] via CZ-SFERIA-20120920 |
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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Sep 2012
- Current origin since
- Sep 2024 · 2.2 yr
- Origin networks
- 3
- Last change of origin
- Sep 2024
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 185.3.156.0/23 | AS210306 | RIPE | ADV Computers s.r.o. Liberec | ADVNET-MNT | Jan 12, 2022 |
| 185.3.158.0/24 | AS210306 | RIPE | ADV Computers s.r.o. Turnov | ADVNET-MNT | Jan 12, 2022 |
| 185.3.159.0/24 | AS210306 | RIPE | ADV Computers s.r.o. Liberec | ADVNET-MNT | Jan 12, 2022 |
Whois
Registration for this announcement
- Range
- 185.3.156.0/22
- Netname
- CZ-SFERIA-20120920
- Registrant
- SferiaNET.cz s.r.o.
- Registrant country
- CZ
- Organization
- SferiaNET.cz s.r.o. (ORG-SS821-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Sep 20, 2012
- Updated
- Mar 26, 2024
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Sep 20, 2012
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse-C Role
- Handle
- AR44870-RIPE