Data as of Nov 9, 2026
109.248.42.0/24
9 residential-proxy exits · 30 daysMastersoft S.R.L. · space held by NetArt Group s.r.o.
Residential-proxy exits
Proxy exits
9
3.5% of its addresses · 30 days
Providers
46
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
304 observations
Proxy providers listing exits
- 9Proxy
- Ake.net
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- Datarama
- EnigmaProxy
- Evomi
- FastProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GonzoProxy
- HideProxy
- IPFly
- Infatica
- InfiniteProxies
- LemonLabs
- LemonPrime
- LudaxProxy
- MangoProxy
- NodeProxy
- NovaProxy
- Oxylabs
- PROXYON
- PacketStream
- ProxiesVision
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- Proxyma
- PuraRoute
- Q2IP
- RainProxy
- RealProxy
- ResiProxies
- SPYDERPROXY_PREMIUM
- Shifter
- VantageProxies
- VitalExclusive
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 |
|---|---|---|---|---|---|---|
| 109.248.0.0/16 | 65,536 | CZ-NETART-20091127 | NetArt Group s.r.o. (ORG-NGS2-RIPE) · CZ | ALLOCATED PA | Jul 15, 2025 | abuse@ |
| └ 109.248.42.0/24 | 256 | Mastersoft | Mastersoft S.R.L. (ORG-MS844-RIPE) · MD | ASSIGNED PA | Jul 19, 2020 | info@ |
Network & registry
IPv4 market
Holder
- Organization
- NetArt Group s.r.o.
- Handle
- ORG-NGS2-RIPE
- Range
- 109.
248. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Jul 15, 2025
Origin network
AS215305
MD
- Name
- Mastersoft S.R.L.
- Type
- Hosting
- Registered
- Dec 23, 2025
- Domain
- retzor.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2018
- Current origin since
- Jan 2026 · 10 mo
- Origin networks
- 7
- Last change of origin
- Jan 2026
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 109.
248. 42. 0/ 24 - Netname
- Mastersoft
- Registrant
- Mastersoft S.R.L.
- Registrant country
- NL
- Organization
- Mastersoft S.R.L. (ORG-MS844-RIPE)
- Org country
- MD
- Type
- ASSIGNED PA
- Created
- Jul 19, 2020
- Updated
- Feb 12, 2024
- Maintainer
- MNT-NETART
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Nov 27, 2009
- Status
- assigned
Report abuse
Abuse contact
- info@
retzor. com - Name
- Abuse contact role object
- Handle
- ACRO51414-RIPE