Data as of Nov 9, 2026
146.120.88.0/24
50 residential-proxy exits · 30 daysNikolai Borisov · space held by ALFA TELECOM s.r.o.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
50
20% of its addresses · 30 days
Always-on exits
32
64% of its exits
Providers
65
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
51K observations
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- ASHBURNPROXIES
- Ake.net
- AnyIP
- B2Proxy
- BestProxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- CoreProxy
- DataImpulse
- Decodo
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- Geonode
- GonzoProxy
- HydraProxy
- IPFly
- IPOasis
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- Kookey
- LightningProxies
- LudaxProxy
- MangoProxy
- MarsProxies
- NSocks
- NodeMaven
- NodeProxy
- NovaProxy
- Oxylabs
- PrivateProxy
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyStyler
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- Shifter
- Smartproxy
- StrikeProxy
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- VitalProxy
- YumiProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 146.120.0.0/16 since Nov 2013 | AS44546 | Residential | 10,606 2,009 always on | ALFA TELECOM s.r.o. |
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 |
|---|---|---|---|---|---|---|
| 146.120.0.0/16 | 65,536 | CZ-ALFATELECOM-20110712 | ALFA TELECOM s.r.o. (ORG-ATS13-RIPE) · CZ | ALLOCATED PA | Jul 12, 2011 | abuse@ |
| └ 146.120.88.0/24 | 256 | TOPNET72-NET | Nikolai Borisov (ORG-NB206-RIPE) · RU | ASSIGNED PA | Sep 26, 2024 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- ALFA TELECOM s.r.o.
- Handle
- ORG-ATS13-RIPE
- Range
- 146.
120. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Jul 12, 2011
Origin network
AS214115
RU
- Name
- Nikolai Borisov
- Type
- Internet provider
- Registered
- Sep 27, 2024
- Domain
- topnet72.ru
- Industry
- Satellite Communication
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2011
- Current origin since
- Nov 2024 · 2.0 yr
- Origin networks
- 5
- Last change of origin
- Nov 2024
Recorded history
History
- Handoffs
- 4
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 146.120.88.0/24 | AS214115 | /24 | RIPE | RPKI valid |
| 146.120.0.0/16 | AS44546 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS214115 | RIPE | RIPE-DB-MNT | Sep 27, 2024 |
Whois
Registration for this announcement
- Range
- 146.
120. 88. 0/ 24 - Netname
- TOPNET72-NET
- Registrant
- Nikolai Borisov
- Registrant country
- RU
- Organization
- Nikolai Borisov (ORG-NB206-RIPE)
- Org country
- RU
- Type
- ASSIGNED PA
- Created
- Sep 26, 2024
- Updated
- Jun 12, 2026
- Maintainer
- RIPE-DB-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jul 12, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
topnet72. ru - Name
- TopNet 72 NOC
- Handle
- TN4872-RIPE