Data as of Nov 14, 2026

90.180.0.0/14

No anonymizer space

O2 Czech Republic, a.s.

Announcement

this exact prefix

RPKI valid

Announced by

AS5610

Type

Residential

98% of it

Residential-proxy exits

Proxy exits

1,254

0.48% of its addresses · listed by providers

Always-on exits

6.0% of its exits

Spread

446 of 1,024

/24s with at least one exit

Providers

121

selling exits here

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
90.181.140.0/24	3	9
90.180.203.0/24	2	10
90.183.248.0/24	2	8
90.181.30.0/24	2	8
90.180.134.0/24	2	8
90.181.230.0/24	2	8
90.181.120.0/24	2	7
90.180.202.0/24	2	5
90.180.116.0/24	2	4
90.181.94.0/24	1	11
90.180.4.0/24	1	9
90.180.201.0/24	1	8
90.182.200.0/24	1	8
90.180.140.0/24	1	8
90.183.118.0/24	1	8
90.180.18.0/24	1	8
90.180.218.0/24	1	7
90.180.138.0/24	1	7
90.180.205.0/24	1	7
90.180.16.0/24	1	6
90.180.0.0/24	1	6
90.180.247.0/24	1	6
90.183.117.0/24	1	6
90.180.158.0/24	1	6

Proxy providers listing exits

2Captcha
711Proxy
9Proxy
ASHBURNPROXIES
Ake.net
AnyIP
B2Proxy
BartProxies
BirdProxies
BlurPath
BottingTools
Bright Data
BuyingProxy
ByteProxies
Byteful
CatProxies
CliProxy
DataImpulse
Datarama
Decodo
EVOPROXY
EZProxies
EnigmaProxy
Evomi
FLEETPROXY
FROXY
FastProxy
FlashProxy
FloppyData
FuseProxy
GSocks
GeekProxy
Geonix
Geonode
GhostConnect
GloryCloud
GoProxies
GonzoProxy
HELODATA
HydraProxy
INSTANTSOCKS_PREMIUM
IPFly
IPMUSK
IPOasis
IPPeak
IPROCKET_BASIC
IPROCKET_PREMIUM
IPRoyal
Infatica
InfiniteProxies
KindProxy
KocerRoxy
LemonBright
LemonLabs
LemonPrime
LightningProxies
LudaxProxy
MagneticProxy
MangoProxy
MarsProxies
Maskify
MoMoProxy
NSocks
NextProxy
NiuProxy
NodeMaven
NodeProxy
NovProxy
NovaProxy
Novada
Oxylabs
PROXYFALL
PROXYLANE
PROXYSCRAPE
PROXYWING_BASIC
PSBProxy
PrivateByte
PrivateProxy
Proxies.fo
Proxio
Proxiware
Proxmint
Proxy-Cheap
Proxy-Seller
Proxy302
Proxy4U
ProxyEmpire
ProxyGeo
ProxyHat
ProxyRack
ProxyStyler
ProxyWing
Proxyma
PuraRoute
Q2IP
RH7Proxy
RainProxy
RapidProxy
RealProxy
ResiProxies
RoamProxy
RolaProxy
SPYDERPROXY_PREMIUM
Shifter
Smartproxy
StrikeProxy
SwiftProxy
TORCHPROXIES_BASIC
TORCHPROXIES_PREMIUM
TORCHPROXIES_X
Thordata
ThunderProxy
VProxy
VantageProxies
VibeProxies
VitalData
VitalExclusive
VitalProxy
Webshare
YumiProxy
ZENPROXY_PREMIUM

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Proxy exits	Holder
90.181.0.0/16 since Aug 2025	AS5610	Residential	416 23 always on	O2 Czech Republic, a.s.
90.182.0.0/16 since Aug 2025	AS5610	Residential	115 3 always on	O2 Czech Republic, a.s.
90.182.108.0/24 since Apr 2020	AS5610	Residential		O2 Czech Republic, a.s.
90.183.0.0/16 since Aug 2025	AS5610	Residential	125 7 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
90.176.32.0 - 90.183.255.255	516,096	CZ-CZNET-20061017	O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZ	ALLOCATED PA	Nov 4, 2015	abuse@o2.cz
└ 90.181.145.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.146.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.147.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.148.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.149.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.150.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.151.208/28	16	Outdoor_Concept	Pod Kyjovem 351/24	ASSIGNED PA	Apr 10, 2024	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.152.112/29	8	OKNAMACEK	Nadrazni 1701	ASSIGNED PA	Apr 3, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.153.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.154.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.155.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.156.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.157.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.158.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.159.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.160.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.161.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.162.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.163.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.164.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.165.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.166.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.167.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.168.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.169.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.170.8/29	8	MPU	Senovazne namesti 1375/19	ASSIGNED PA	Aug 23, 2012	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.171.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.172.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.173.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.174.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.175.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.176.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.177.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.178.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.179.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.180.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.181.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.182.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.183.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.184.0/24	256	NEXTEL-XDSL	unknown	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.185.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.186.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.187.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.188.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.189.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.190.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.191.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.192.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.193.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.194.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.195.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.196.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.197.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.198.104/29	8	MONETA_Money_Bank	Praha	ASSIGNED PA	Feb 25, 2021	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.199.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.200.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.201.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.202.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.203.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.204.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.205.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.206.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.207.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.208.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.209.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.210.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.211.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.212.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.213.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.214.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.215.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.216.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.217.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.218.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.219.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.220.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.221.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.222.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.223.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.224.0/24	256	ELINKX	Novoveska 1262/95 ostrava	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.225.0/24	256	ELINKX	Novoveska 1262/95 Ostrava	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.226.0/24	256	ELINKX	Novoveska 1262/95 Ostrava	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.227.0/24	256	AVG	Hosting	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.228.0/24	256	AVG-CZ	AVG Network	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.229.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.230.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.231.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.232.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.233.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.234.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.235.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.236.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.237.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.238.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.239.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.240.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.241.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.242.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.244.0/24	256	dlnk	DLNK s.r.o	ASSIGNED PA	Jul 18, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.245.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.246.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.247.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.248.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.249.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.250.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.251.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.252.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.253.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.254.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.181.255.0/24	256	NEXTEL-XDSL	XDSL Network-ADSL	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.9.128/26	64	GIENGER	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.13.0/24	256	FTTXCITADELA	Citadela	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.14.0/24	256	FTTXPRAZSKAZAPAD	Prazska	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.15.0/24	256	FTTXPRAZSKAZAPAD	Prazska	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.16.0/24	256	FTTXKAMECHYIV	Kamechy	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.17.0/24	256	FTTXKAMECHYIV	Kamechy	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.18.0/24	256	FTTXIVANOVICE	Ivanovice	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.19.0/24	256	FTTXIVANOVICE	Ivanovice	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.20.0/24	256	COMPRO	Male Namesti 1700	ASSIGNED PA	Nov 26, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.22.0/24	256	FTTXKUBINOVA	Kubin	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.23.0/24	256	FTTXKUBINOVA	Kubin	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.27.0/24	256	FTTXBRNO	Medlanky	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.28.0/24	256	FTTXBRNO	Medlanky	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.47.0/24	256	FTTXBRECLAV	Lidicka	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.50.0/24	256	FTTXZELINOVA	Zelinova	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.51.0/24	256	FTTXZELINOVA	Zelinova	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.54.0/24	256	FTTXRIVERHOUSE	Holesovice	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.55.0/24	256	FTTXRIVERHOUSE	Holesovice	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.76.0/24	256	FTTXTYRSUVVRCH	Tyrsuv Vrch	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.78.0/24	256	FTTXKLECANY	Klecany	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.79.0/24	256	FTTXKLECANY	Klecany	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.80.0/24	256	FTTXKLECANY	Klecany	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.81.0/24	256	FTTXKLECANY	Klecany	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.85.0/24	256	FTTXKAMECHYIII	Kamechy	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.86.0/24	256	FTTXKAMECHYIII	Kamechy	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.92.0/24	256	INTERNETHOME	Akvizice	ASSIGNED PA	Mar 14, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.101.64 - 90.182.101.128	65	MinistryOfTraffic	Ministry of Traffic, Nabrezi Ludvika Svobody 1222/12, Prague	ASSIGNED PA	Nov 8, 2012	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.107.128/27	32	Raiffeisenbank	Hvezdova 1716/2b	ASSIGNED PA	Mar 31, 2017	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.115.0/24	256	Wi-Fi-Vit	Selska 944	ASSIGNED PA	Jul 17, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.119.0/25	128	GGC	Google global cache	SUB-ALLOCATED PA	Aug 21, 2015	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.138.80/29	8	CZECHOSLOVAKOCEANSHIPPING	Ricanska 1984/5	ASSIGNED PA	Jan 15, 2014	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.204.0/24	256	HOSTING	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.205.0/24	256	HOSTING	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.206.0/24	256	HOSTING	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.207.0/24	256	HOSTING	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.215.0/24	256	HOSTING	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.224.0/24	256	SAPINLTD	Nad elektrarnou 411	ASSIGNED PA	Oct 24, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.248.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.249.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.250.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.251.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.252.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.253.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.254.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.182.255.0/24	256	RLAN	Horni Nemci	ASSIGNED PA	Jun 23, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.0.0/24	256	FTTX-BRNOKAMECHY	Brno	ASSIGNED PA	May 19, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.1.0/24	256	FTTX-BRNOKAMECHY	Brno	ASSIGNED PA	May 19, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.2.0/24	256	FTTX-JENISOV	Jenisov	ASSIGNED PA	May 19, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.3.0/24	256	HOSTINGNAGANO	Virtual-desktop	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.4.0/24	256	INTERNETHOME	Akvizice	ASSIGNED PA	Apr 4, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.5.0/24	256	ORCOPRAGNET	Premyslovska 2845/43	ASSIGNED PA	Mar 25, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.11.0/24	256	TRANSOFT	Vrbenska 2082	ASSIGNED PA	Mar 21, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.12.0/24	256	MAXTEL	V Rybnickach 650	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.13.0/24	256	MAXTEL	V Rybnickach 650	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.14.0/24	256	MAXTEL	V Rybnickach 650	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.15.0/24	256	MAXTEL	V Rybnickach 650	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.16.0/24	256	MAXTEL	V Rybnickach 650	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.17.0/24	256	CONNECTING-NET	Ethernet	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.19.0/29	8	MEDIASUPPORT	Na Porici	ASSIGNED PA	Apr 23, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.25.0/24	256	BROUMNET	Sidliste Krinicke 211	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.26.0/24	256	HOSTINGHRADEC	Nagano-Hradec	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.27.0/24	256	HOSTINGHRADEC	Nagano-Hradec	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.28.0/24	256	HOSTINGHRADEC	Nagano-Hradec	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.29.0/24	256	HOSTINGHRADEC	Nagano-Hradec	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.30.0/24	256	HOSTINGHRADEC	Nagano-Hradec	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.33.0/24	256	TRANSOFT	Vrbenska 2082	ASSIGNED PA	Mar 21, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.34.0/24	256	TRANSOFT	Vrbenska 2082	ASSIGNED PA	Mar 21, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.38.0/24	256	SG_group_CZ	Komercni banka, a.s.	ASSIGNED PA	Jan 3, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.39.0/24	256	PARLAMENTCR	Vald1tejnská 154/10	ASSIGNED PA	Mar 30, 2012	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.41.0/29	8	EquaBankas	Equa Bank a.s.	ASSIGNED PA	Oct 26, 2011	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.50.0/24	256	CONNECTING-NET	Ethernet	ASSIGNED PA	Jun 24, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.70.0/24	256	NAGANO-NET	K Cervenemu Dvoru	ASSIGNED PA	Jan 25, 2019	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.72.0/24	256	CESKATELEVIZE	Kavci Hory	ASSIGNED PA	Apr 28, 2010	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.73.144/28	16	UniCredit_Bank	Zeletavska 1525/1	ASSIGNED PA	Aug 24, 2023	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.76.0/24	256	CESKATELEVIZE	Kavci Hory	ASSIGNED PA	Apr 28, 2010	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.77.0/24	256	CESKATELEVIZE	Kavci Hory	ASSIGNED PA	Apr 28, 2010	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.78.0/24	256	CESKATELEVIZE	Kavci Hory	ASSIGNED PA	Apr 28, 2010	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.81.160/29	8	CAPAROL	HC Chodov	ASSIGNED PA	Sep 8, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.88.0/24	256	CONNECTING-NET	Ethernet	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.89.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.90.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.91.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.92.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.93.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.94.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.95.0/24	256	TISNOVNET	Bezrucova 247	ASSIGNED PA	Mar 11, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.98.0/24	256	MDS	HC Nagano	ASSIGNED PA	Sep 4, 2013	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.101.0/24	256	HOSTING	HC Nagano	ASSIGNED PA	Jun 15, 2009	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.114.0/24	256	INTERNETHOME	Akvizice	ASSIGNED PA	Apr 4, 2008	abuse@o2.cz via CZ-CZNET-20061017
└ 90.183.115.0/24	256	INTERNETHOME	Akvizice	ASSIGNED PA	Apr 4, 2008	abuse@o2.cz via CZ-CZNET-20061017

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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

262,144 addresses

Type	Addresses	Share	Ranges
Residential	258,151	98%	28
Hosting	3,328	1.3%	13
Business	665	0.25%	17

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS5610

Name: O2 Czech Republic, a.s.
Type: Internet provider
Registered: Apr 25, 1996
Domain: o2.cz
Website: www.o2.cz
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
90.180.0.0/14	AS5610	/14	RIPE	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS5610	RIPE	CZ.CZNET	AS5610-MTN	Dec 8, 2010

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
90.182.0.0/15	AS5610	RIPE	CZ.CZNET	AS5610-MTN	May 25, 2015

90.180.0.0/14

Residential-proxy exits

/24s with the most always-on exits

Proxy providers listing exits

Announcements

Announcements inside

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS5610

Who has announced this prefix

Routing history

Route origin authorizations

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact