Data as of Nov 4, 2026
81.201.56.0/21
13 residential-proxy exits · 30 daysFreeTel, s.r.o.
Residential-proxy exits
Proxy exits
13
0.63% of its addresses · 30 days
Always-on exits
3
23% of its exits
Spread
8 of 8
/24s with at least one exit
Providers
32
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
4.3K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 81.201.56.0/24 | 1 | 4 | |
| 81.201.57.0/24 | 1 | 2 | |
| 81.201.63.0/24 | 1 | 1 | |
| 81.201.62.0/24 | 0 | 2 | |
| 81.201.58.0/24 | 0 | 1 | |
| 81.201.59.0/24 | 0 | 1 | |
| 81.201.60.0/24 | 0 | 1 | |
| 81.201.61.0/24 | 0 | 1 |
Proxy providers listing exits
- AnyIP
- BlurPath
- BottingTools
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- EZProxies
- EnigmaProxy
- Evomi
- Geonode
- GloryCloud
- IPFly
- IPPeak
- InfiniteProxies
- KindProxy
- MoMoProxy
- NextProxy
- NovProxy
- NovaProxy
- ProxiesVision
- Proxiware
- Proxmint
- Proxy4U
- ProxyEmpire
- ProxyGeo
- PuraRoute
- RainProxy
- RapidProxy
- Shifter
- TrueProxies
- VantageProxies
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 |
|---|---|---|---|---|---|---|
| 81.201.48.0/20 | 4,096 | CZ-KLFREE-20060620 | FreeTel, s.r.o. (ORG-SK14-RIPE) · CZ | ALLOCATED PA | Jun 20, 2006 | [email protected] |
| └ 81.201.56.0/22 | 1,024 | PILSFREENFX | PilsFree, z.s. (ORG-PO8-RIPE) | ASSIGNED PA | Feb 24, 2007 | [email protected] |
| └ 81.201.60.0/27 | 32 | PRAHA12 | Praha12.Net (ORG-PA795-RIPE) | ASSIGNED PA | Apr 26, 2010 | [email protected] |
| └ 81.201.60.32 - 81.201.60.127 | 96 | NFX-GSM-APN | NFX, z.s.p.o (ORG-NFX2-RIPE) | ASSIGNED PA | Mar 17, 2011 | [email protected] |
| └ 81.201.60.128/25 | 128 | PILSFREENFX | PilsFree, z.s. (ORG-PO8-RIPE) | ASSIGNED PA | Feb 24, 2007 | [email protected] |
| └ 81.201.61.0/24 | 256 | MH2NET | Obcanske sdruzeni Mh2Net (ORG-MHN2-RIPE) | ASSIGNED PA | Nov 26, 2007 | [email protected] |
| └ 81.201.62.0/23 | 512 | SPKFreeNet | Obcanske sdruzeni SPKFree.Net (ORG-OSS26-RIPE) | ASSIGNED PA | Jul 31, 2016 | [email protected] |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Unknown | 1,952 | 95% | 2 | |
| Mobile | 96 | 4.7% | 1 |
Network & registry
Origin network
AS8251
CZ
- Name
- FreeTel, s.r.o.
- Type
- Internet provider
- Registered
- Jul 17, 2006
- Domain
- nfx.cz
- Website
- www.nfx.cz
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2007
- Current origin since
- Feb 2007 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.201.56.0/21 | AS8251 | /21 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 81.201.48.0/20
- Netname
- CZ-KLFREE-20060620
- Registrant
- FreeTel, s.r.o.
- Registrant country
- CZ
- Organization
- FreeTel, s.r.o. (ORG-SK14-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Jun 20, 2006
- Updated
- Aug 30, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jun 20, 2006
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- NFX z.s.p.o. / FreeTel, s.r.o. / AS 8251 last-resort abuse mailbox
- Handle
- NFXA-RIPE