Data as of Nov 11, 2026
83.136.207.0/24
8 residential-proxy exits · 30 daysWIA spol. s.r.o.
Residential-proxy exits
Proxy exits
8
3.1% of its addresses · 30 days
Always-on exits
2
25% of its exits
Providers
47
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
3.4K observations
- Residential
- Business
Proxy providers listing exits
- 2Captcha
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- Decodo
- FastProxy
- FlashProxy
- GSocks
- Geonix
- GonzoProxy
- IPFly
- IPOasis
- Infatica
- LemonBright
- LemonPrime
- LightningProxies
- MangoProxy
- Maskify
- NodeMaven
- NodeProxy
- NovaProxy
- Oxylabs
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- ProxyRack
- Proxyma
- RainProxy
- RapidProxy
- RolaProxy
- Shifter
- StrikeProxy
- SwiftProxy
- Thordata
- ThunderProxy
- VibeProxies
- VitalData
- VitalExclusive
- VitalProxy
- YumiProxy
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 83.136.200.0/21 | 2,048 | CZ-WIA-20040402 | WIA spol. s.r.o. (ORG-WSS1-RIPE) · CZ | ALLOCATED PA | Aug 3, 2022 | abuse@ |
| └ 83.136.207.0/26 | 64 | WEBHOSTING | Ethernet.cz webhosting customers | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.207.64/27 | 32 | WEB-INFRASTRUCTURE | unknown | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.207.96/27 | 32 | XDSL-NAT | Ethernet.cz DSL customers | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.207.128/25 | 128 | XDSL-CUSTOMERS | Ethernet.cz DSL customers | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 160 | 63% | 1 | |
| Business | 96 | 38% | 2 |
Network & registry
Announced by
Covering announcement 83.136.200.0/21
- Prefix
- 83.136.200.0/21
- Announced by
- AS21430 WIA spol. s.r.o.
- Type
- Residential
- Proxy exits
- 20
- Always-on exits
- 3
- RPKI
- RPKI valid
- Netname
- CZ-WIA-20040402
- Registrant
- WIA spol. s.r.o.
- RIR
- RIPE NCC
Origin network
AS21430
CZ
- Name
- WIA spol. s.r.o.
- Type
- Internet provider
- Registered
- Dec 7, 2001
- Domain
- wia.cz
- Website
- www.wia.cz/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 83.136.200.0/21
83.136.200.0/21
Routing history
- Pattern
- Stable
- First seen
- Oct 2006
- Current origin since
- Sep 2013 · 13 yr
- Origin networks
- 2
- Last change of origin
- Sep 2013
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.136.200.0/21 | AS21430 | /21 | RIPE | RPKI valid |
IRR
Route objects on 83.136.200.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21430 | RIPE | WIA-AS-MNT | Aug 3, 2022 |
Whois
Registration for this announcement
- Range
- 83.
136. 200. 0/ 21 - Netname
- CZ-WIA-20040402
- Registrant
- WIA spol. s.r.o.
- Registrant country
- CZ
- Organization
- WIA spol. s.r.o. (ORG-WSS1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Aug 3, 2022
- Updated
- Aug 3, 2022
- Maintainer
- WIA-AS-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 2, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
wia. cz - Name
- WIA Abuse Contact
- Handle
- WAC9-RIPE