Data as of Nov 12, 2026
83.136.204.0/24
4 residential-proxy exits · 30 daysWIA spol. s.r.o.
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Providers
31
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
1.2K observations
Proxy providers listing exits
- 2Captcha
- 9Proxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- Decodo
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- Geonode
- GonzoProxy
- IPOasis
- Infatica
- InfiniteProxies
- MangoProxy
- NovaProxy
- Oxylabs
- PrivateProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- Proxyma
- RainProxy
- Shifter
- Thordata
- VibeProxies
- VitalExclusive
- VitalProxy
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@ |
| └ 83.136.204.0/30 | 4 | AVI-BALKAN-WAN | AVI, druzstvo | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.4/30 | 4 | ALFA-GEODETA | ALFA GEODETA s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.8/30 | 4 | AVI-BALKAN-DMZ | AVI, druzstvo | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.12/30 | 4 | NM-SSUAR-KOVARSKA | Stredni skola a vyssi odborna skola umelecka a remeslna | ASSIGNED PA | Jan 4, 2024 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.16/30 | 4 | DUBEC-NET | Spolecenstvi domu c.p. 632 az 635 | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.20/30 | 4 | RACOM | Racom s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.24/30 | 4 | WEISS-TECHNIK | WEISS TECHNIK Praha spol. s r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.30/31 | 2 | NM-GEOSAN-BUNKOVISTE-BRNO | GEOSAN GROUP a.s. | ASSIGNED PA | Feb 26, 2026 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.32/30 | 4 | ZAMEK-BON-REPOS | ZAMEK BON REPOS, spol. s r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.36/30 | 4 | EGU-ENGINEERING | EGU Praha Engineering a.s. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.44/30 | 4 | EGU-LABORATORY | EGU - HV Laboratory a.s. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.48/30 | 4 | FCC-PUBLIC | FCC PUBLIC s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.52/30 | 4 | SKULAVIK | Skulavík s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.64/30 | 4 | EGU-LABORATORY-WAN | EGU - HV Laboratory a.s. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.68/30 | 4 | ADASEK | ADASEK s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.72/30 | 4 | AUTOFINANCE-PODNIKATELSKA | AutoFinance Consumer s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.76/30 | 4 | AUTOFINANCE-NACHODSKA | AutoFinance Consumer s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.80/29 | 8 | C-INN | C-Inn s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.88/30 | 4 | BISON-AND-ROSE | Bison & Rose s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.92/30 | 4 | PRAGOBOARD | PragoBoard s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.96/30 | 4 | FACE-INTERIER | FACE interier spol. s r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.100/30 | 4 | AVI-BALKAN-BB | AVI, druzstvo | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.104/30 | 4 | CSPP | Certifikacnin sdruzeni pro personal | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.108/30 | 4 | JACQUET | Jacquet s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.112/30 | 4 | BLADOX | BLADOX, s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.116/30 | 4 | NUTRECO | Nutreco | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.120/29 | 8 | RADEK-SKRIVANEK-CZ | RADEK SKRIVANEK CZ, s.r.o. | ASSIGNED PA | Oct 6, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.128/30 | 4 | ACKIN | ACKIN s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.132/30 | 4 | ZKUSEBNICTVI | Zkusebnictvi, a.s. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.136/30 | 4 | DONOVAN-HOLEHO | Donovan Industries LTD | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.140/30 | 4 | LIFEFOOD-CR | Lifefood Czech Republic s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.144/30 | 4 | TPB-STEEL | TPB STEEL spol. s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.148/30 | 4 | ACOMODO-AUDIT | Acomodo Audit, s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.152/29 | 8 | LOSKY-CZ | Losky CZ | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.160/29 | 8 | DONOVAN-HOLEHO | Donovan Industries LTD | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.168/30 | 4 | DLOUHA-CESTA | Dlouha cesta | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.172/30 | 4 | G-DATA-KUTNOHORSKA | G - DATA servis,spol. s r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.176/29 | 8 | NM-GYPERNER | Karlinske gymnazium, Praha 8, Pernerova 25 | ASSIGNED PA | Sep 17, 2024 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.184/29 | 8 | KOMANDOR-CR | KOMANDOR CZECH REPUBLIC s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.192/30 | 4 | WEISS-TECHNIK-WAN | WEISS TECHNIK Praha spol. s r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.196/30 | 4 | REAL-SERVIS | Realitni servis Premium Praha s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.200/29 | 8 | SOUKR-VS-EKON-STUDII | Soukroma vysoka skola ekonomickych studii, s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.208/30 | 4 | LEFAY | Lefay s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.212/30 | 4 | PP-53 | PP 53, a.s. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.216/29 | 8 | EATON-ELEKTROTECHNIKA-KOMAROVSKA | Eaton Elektrotechnika s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.224/30 | 4 | SOLBUS | SolBus s.r.o. | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.240/29 | 8 | BISKUPSTVI-CESKOBUDEJOVICKE | Biskupstvi ceskobudejovicke | ASSIGNED PA | Oct 7, 2016 | abuse@ via CZ-WIA-20040402 |
| └ 83.136.204.248/29 | 8 | ALTUS-TRAINING | ALTUS Training Center, spol. s r.o. | 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 | |
|---|---|---|---|---|
| Business | 230 | 90% | 48 | |
| Residential | 26 | 10% | 4 |
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
- 21
- 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