Data as of Nov 11, 2026
90.183.0.0/16
121 residential-proxy exits · 30 daysO2 Czech Republic, a.s.
Residential-proxy exits
Proxy exits
121
0.18% of its addresses · 30 days
Always-on exits
7
5.8% of its exits
Spread
50 of 256
/24s with at least one exit
Providers
75
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
24K observations
/24s with the most always-on exits
Proxy providers listing exits
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- BirdProxies
- BlurPath
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- Decodo
- EVOPROXY
- EZProxies
- EnigmaProxy
- Evomi
- FLEETPROXY
- FastProxy
- FlashProxy
- GSocks
- Geonix
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- HydraProxy
- IPFly
- IPOasis
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- KocerRoxy
- LemonBright
- LemonLabs
- LemonPrime
- LightningProxies
- MangoProxy
- MoMoProxy
- NSocks
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PROXYWING_BASIC
- PrivateProxy
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- SPYDERPROXY_PREMIUM
- Shifter
- StrikeProxy
- SwiftProxy
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
- Webshare
- ZENPROXY_PREMIUM
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 90.180.0.0/14 since Mar 2009 | AS5610 | Residential | 1,225 82 always on | O2 Czech Republic, a.s. |
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 |
|---|---|---|---|---|---|---|
| 90. | 516,096 | CZ-CZNET-20061017 | O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZ | ALLOCATED PA | Nov 4, 2015 | abuse@ |
| └ 90.183.0.0/24 | 256 | FTTX-BRNOKAMECHY | Brno | ASSIGNED PA | May 19, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.1.0/24 | 256 | FTTX-BRNOKAMECHY | Brno | ASSIGNED PA | May 19, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.2.0/24 | 256 | FTTX-JENISOV | Jenisov | ASSIGNED PA | May 19, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.3.0/24 | 256 | HOSTINGNAGANO | Virtual-desktop | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.4.0/24 | 256 | INTERNETHOME | Akvizice | ASSIGNED PA | Apr 4, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.5.0/24 | 256 | ORCOPRAGNET | Premyslovska 2845/43 | ASSIGNED PA | Mar 25, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.11.0/24 | 256 | TRANSOFT | Vrbenska 2082 | ASSIGNED PA | Mar 21, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.12.0/24 | 256 | MAXTEL | V Rybnickach 650 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.13.0/24 | 256 | MAXTEL | V Rybnickach 650 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.14.0/24 | 256 | MAXTEL | V Rybnickach 650 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.15.0/24 | 256 | MAXTEL | V Rybnickach 650 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.16.0/24 | 256 | MAXTEL | V Rybnickach 650 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.17.0/24 | 256 | CONNECTING-NET | Ethernet | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.19.0/29 | 8 | MEDIASUPPORT | Na Porici | ASSIGNED PA | Apr 23, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.25.0/24 | 256 | BROUMNET | Sidliste Krinicke 211 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.26.0/24 | 256 | HOSTINGHRADEC | Nagano-Hradec | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.27.0/24 | 256 | HOSTINGHRADEC | Nagano-Hradec | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.28.0/24 | 256 | HOSTINGHRADEC | Nagano-Hradec | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.29.0/24 | 256 | HOSTINGHRADEC | Nagano-Hradec | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.30.0/24 | 256 | HOSTINGHRADEC | Nagano-Hradec | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.33.0/24 | 256 | TRANSOFT | Vrbenska 2082 | ASSIGNED PA | Mar 21, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.34.0/24 | 256 | TRANSOFT | Vrbenska 2082 | ASSIGNED PA | Mar 21, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.38.0/24 | 256 | SG_ | Komercni banka, a.s. | ASSIGNED PA | Jan 3, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.39.0/24 | 256 | PARLAMENTCR | Vald1tejnská 154/10 | ASSIGNED PA | Mar 30, 2012 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.41.0/29 | 8 | EquaBankas | Equa Bank a.s. | ASSIGNED PA | Oct 26, 2011 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.50.0/24 | 256 | CONNECTING-NET | Ethernet | ASSIGNED PA | Jun 24, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.70.0/24 | 256 | NAGANO-NET | K Cervenemu Dvoru | ASSIGNED PA | Jan 25, 2019 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.72.0/24 | 256 | CESKATELEVIZE | Kavci Hory | ASSIGNED PA | Apr 28, 2010 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.73.144/28 | 16 | UniCredit_ | Zeletavska 1525/1 | ASSIGNED PA | Aug 24, 2023 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.76.0/24 | 256 | CESKATELEVIZE | Kavci Hory | ASSIGNED PA | Apr 28, 2010 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.77.0/24 | 256 | CESKATELEVIZE | Kavci Hory | ASSIGNED PA | Apr 28, 2010 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.78.0/24 | 256 | CESKATELEVIZE | Kavci Hory | ASSIGNED PA | Apr 28, 2010 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.81.160/29 | 8 | CAPAROL | HC Chodov | ASSIGNED PA | Sep 8, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.88.0/24 | 256 | CONNECTING-NET | Ethernet | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.89.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.90.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.91.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.92.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.93.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.94.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.95.0/24 | 256 | TISNOVNET | Bezrucova 247 | ASSIGNED PA | Mar 11, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.98.0/24 | 256 | MDS | HC Nagano | ASSIGNED PA | Sep 4, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.101.0/24 | 256 | HOSTING | HC Nagano | ASSIGNED PA | Jun 15, 2009 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.114.0/24 | 256 | INTERNETHOME | Akvizice | ASSIGNED PA | Apr 4, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.115.0/24 | 256 | INTERNETHOME | Akvizice | ASSIGNED PA | Apr 4, 2008 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.116.0/24 | 256 | INCO-NET | Zizkova 858 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.117.0/24 | 256 | INCO-NET | Zizkova 858 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.118.0/24 | 256 | INCO-NET | Zizkova 858 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.119.0/24 | 256 | INCO-NET | Zizkova 858 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.120.0/22 | 1,024 | O2CLOUD | HC Nagano | ASSIGNED PA | Oct 30, 2012 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.125.0/24 | 256 | PLUS4U_ | V lomech 2339/1 | ASSIGNED PA | Oct 10, 2023 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.145.64/28 | 16 | TRADEFIDESAS | Dornych 129/57 | ASSIGNED PA | Nov 2, 2011 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.212.0/25 | 128 | HOSTING | HC Chodov | ASSIGNED PA | Sep 8, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.212.128/25 | 128 | HOSTING | HC Nagano | ASSIGNED PA | Sep 8, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.213.0/24 | 256 | INTERNETHOME | Akvizice | ASSIGNED PA | Mar 14, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.225.0/24 | 256 | MARTINKAZIK | Namesti Miru 635 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.226.0/24 | 256 | BORSRO | Na Bile 1231 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.227.0/24 | 256 | BORSRO | Na Bile 1231 | ASSIGNED PA | Jul 31, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.231.0/24 | 256 | HOSTING | HC Nagano | ASSIGNED PA | Sep 8, 2013 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.233.208/28 | 16 | COMMERZBANK_ | Jugoslavska 934/1 | ASSIGNED PA | Mar 27, 2024 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.244.0/24 | 256 | LUBOSHUTAR | Mirova 924 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.245.0/24 | 256 | LUBOSHUTAR | Mirova 924 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.246.0/24 | 256 | LUBOSHUTAR | Mirova 924 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.247.0/24 | 256 | SIGMASLUZBYSPOLSRO | Jana Sigmunda 79 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.252.0/24 | 256 | HELGABURKERTOVACMS | Ceska 47/3 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
| └ 90.183.253.0/24 | 256 | HELGABURKERTOVACMS | Ceska 47/3 | ASSIGNED PA | Jan 23, 2007 | abuse@ via CZ-CZNET-20061017 |
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
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 63,160 | 96% | 12 | |
| Hosting | 2,048 | 3.1% | 8 | |
| Business | 328 | 0.50% | 8 |
Network & registry
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2025
- Current origin since
- Aug 2025 · 1.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 90.183.0.0/16 | AS5610 | /16 | RIPE | RPKI valid |
| 90.180.0.0/14 | AS5610 | /14 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5610 | RIPE | AS5610-MTN | Aug 31, 2025 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 90.183.38.0/24 | AS5610 | RIPE | CZ.CZNET | AS5610-MTN | Dec 8, 2010 |
| 90.183.57.0/24 | AS5610 | RIPE | AS5610-MTN | Jul 9, 2025 | |
| 90.183.108.0/24 | AS5610 | RIPE | AS5610-MTN | Jul 9, 2025 | |
| 90.183.151.0/24 | AS5610 | RIPE | AS5610-MTN | Jul 9, 2025 |
Whois
Registration for this announcement
- Range
- 90.
176. 32. 0 - 90. 183. 255. 255 - Netname
- CZ-CZNET-20061017
- Registrant
- O2 Czech Republic, a.s.
- Registrant country
- CZ
- Organization
- O2 Czech Republic, a.s. (ORG-STAN1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Nov 4, 2015
- Updated
- Jun 18, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Sep 17, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
o2. cz - Name
- Abuse-C Role
- Handle
- AR14410-RIPE