Data as of Nov 7, 2026
93.171.112.0/21
975 residential-proxy exits · 30 daysUnitary enterprise A1 · space held by ALFA TELECOM s.r.o.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Risk
10 / 100 · Low
Shared address
Residential-proxy exits
Proxy exits
975
48% of its addresses · 30 days
Spread
8 of 8
/24s with at least one exit
Providers
73
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
17K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 93.171.114.0/24 | 0 | 133 | |
| 93.171.117.0/24 | 0 | 130 | |
| 93.171.113.0/24 | 0 | 127 | |
| 93.171.118.0/24 | 0 | 126 | |
| 93.171.115.0/24 | 0 | 119 | |
| 93.171.112.0/24 | 0 | 118 | |
| 93.171.119.0/24 | 0 | 115 | |
| 93.171.116.0/24 | 0 | 107 |
Proxy providers listing exits
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BestProxy
- BirdProxies
- BlurPath
- BottingTools
- BuyingProxy
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- Datarama
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- GSocks
- Geonode
- GhostConnect
- GloryCloud
- HideProxy
- IPCola
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LudaxProxy
- MangoProxy
- Maskify
- MoMoProxy
- NSocks
- NextProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PrivateByte
- ProxiesVision
- Proxio
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- Proxying
- PuraRoute
- Q2IP
- RainProxy
- RapidProxy
- RealProxy
- ResiProxies
- RoamProxy
- RolaProxy
- Shifter
- Smartproxy
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- VantageProxies
- Webshare
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 93.170.0.0/15 since Jan 2010 | AS44546 | Residential | 23,464 2,450 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 |
|---|---|---|---|---|---|---|
| 93.170.0.0/15 | 131,072 | CZ-ALFATELECOM-20080320 | ALFA TELECOM s.r.o. (ORG-ATS13-RIPE) · CZ | ALLOCATED PA | Mar 20, 2008 | abuse@ |
| └ 93.171.112.0/20 | 4,096 | A1-NET | Unitary enterprise A1 (ORG-JMDC1-RIPE) · BY | ASSIGNED PA | Dec 17, 2020 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- ALFA TELECOM s.r.o.
- Handle
- ORG-ATS13-RIPE
- Range
- 93.
170. 0. 0/ 15 - Registration type
- ALLOCATED PA
- Record created
- Mar 20, 2008
Origin network
AS42772
BY
- Name
- Unitary enterprise A1
- Type
- Internet provider
- Registered
- Apr 13, 2007
- Domain
- a1.by
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Apr 2008
- Current origin since
- Nov 2024 · 2.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 93.171.112.0/20 | AS42772 | /24 | RIPE | RPKI valid |
| 93.170.0.0/15 | AS44546 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42772 | RIPE | RIPE-DB-MNT | Jul 3, 2025 |
Whois
Registration for this announcement
- Range
- 93.
171. 112. 0/ 20 - Netname
- A1-NET
- Registrant
- Unitary enterprise A1
- Registrant country
- BY
- Organization
- Unitary enterprise A1 (ORG-JMDC1-RIPE)
- Org country
- BY
- Type
- ASSIGNED PA
- Created
- Dec 17, 2020
- Updated
- May 27, 2026
- Maintainer
- RIPE-DB-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Mar 20, 2008
- Status
- assigned
Report abuse
Abuse contact
- abuse@
a1. by - Name
- Velcom RIPE Admins
- Handle
- VELC-RIPE