IPinfo - Comprehensive IP address data, IP geolocation API and database
Czechia

Czechia

Nearby countries: GermanyPolandHungaryAustriaSlovakia
Map of Czechia

Summary

ASNs
745
IPs
8,573,502 (12% pingable)
Router IPs
30,897
Hosting IPs
2,046,032
Mobile Carriers
5
VPN Providers
22
Registry
RIPE

ASNs in Czechia — 745

AS5610O2 Czech Republic, a.s.isp1,542,912
AS16019Vodafone Czech Republic a.s.isp1,210,368
AS13036T-Mobile Czech Republic a.s.isp958,464
AS2852CESNET z.s.p.o.education849,920
AS44546ALFA TELECOM s.r.o.isp526,848
AS29208Quantcom, a.s.isp255,488
AS30764PODA a.s.isp222,208
AS42908ORIGINAL AS CZ-NORDICTELECOMREGIONALisp183,296
AS2571DHL Information Services (Europe) s.r.obusiness154,624
AS28725CETIN a.s.isp133,888
AS16246O2 Czech Republic, a.s.isp133,120
AS25512CD-Telematika a.s.isp117,760
AS15425PODA a.s.isp110,592
AS25248RADIOKOMUNIKACE a.s.hosting106,752
AS44489STARNET, s.r.o.isp75,520
AS5588T-Mobile Czech Republic a.s.isp73,984
AS197451Brno University of Technologyeducation67,072
AS31246NETBOX Autonomous systemisp66,560
AS12767T-Mobile Czech Republic a.s.isp66,560
AS24971MasterDC s.r.o.hosting58,880

ASN data

ASN details for every IP address and every ASN's related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.

Useful for Cybersecurity

Important Routers in Czechia

89.24.145.107PragueAS13036
72.14.220.118PragueAS15169
185.229.188.243PragueAS60068
185.229.188.112PragueAS60068
109.205.72.161PragueAS35236
94.124.105.210PragueAS42000
72.14.213.152PragueAS15169
185.229.188.241PragueAS60068
185.229.188.83PragueAS60068
185.229.188.87PragueAS60068
62.115.32.255PragueAS1299
141.101.94.35PragueAS13335
141.101.94.37PragueAS13335
217.197.156.1PragueAS42908
74.125.48.222PragueAS15169
185.229.188.49PragueAS60068
185.229.188.85PragueAS60068
194.228.21.249PragueAS5610
185.229.188.137PragueAS60068
185.229.188.81PragueAS60068
82.119.246.109PragueAS29208
185.229.188.135PragueAS60068
81.2.192.82PragueAS24806
81.2.192.90PragueAS24806
81.2.192.94PragueAS24806

ASN data

ASN details for every IP address and every ASN's related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.

Useful for Cybersecurity

Top Cities in Czechia

Prague3,365,32228312,588103.119.108.0
Ostrava2,580,100321,208109.107.192.0
Brno286,13149851104.28.114.8
Podolí218,193224,280109.108.108.118
Kunratice78,96544,414109.238.208.130
Frýdek-Místek64,526780109.183.181.128
Zlín63,2836165109.183.88.0
Stodůlky55,55181,513109.107.193.91
Nový Jičín48,283588109.224.64.0
Liberec43,135833109.164.54.0

IP Geolocation

Around the globe, industry-leading organizations use IPinfo's geolocation data to create efficient, enjoyable, and secure online experiences for their users. These IP geolocation insights lead to better conversion rates, improved customer satisfaction, and much more with our API that's built for low latency responses.

Useful for Fraud PreventionLocalization

Top Hosting IPs in Czechia

46.28.105.2135,893smart-termostaty.cz
81.2.196.19120,279al-fakher.cz
81.2.194.12898,853venkovnihrazda.cz
81.95.96.2971,526sigut-lab.eu
62.109.151.8065,090arena-mattoni.cz
217.198.116.18853,381radekstanek.eu
46.28.105.445,243sexseznameni.cz
77.78.104.336,740bruderland.it
185.184.254.1033,082happybuddha.cz
185.184.254.1132,270ol-be.eu
185.64.219.3731,9113koshop.cz
81.91.86.1426,506garazove-vrata.cz
31.15.10.3025,465lindbergadv.se
81.2.196.6023,136globaltech.sk
46.8.8.20021,990politiblog.cz
46.28.105.312,439autosdileni.cz
81.31.37.2212,068gastrobazarpraha.cz
83.167.244.20112,037vespaexpresfood.cz
185.129.138.20210,685vuzarost.cz
217.198.113.10410,277gynekologieunhost.cz
83.167.244.2029,521kosmetika-vladana.cz
217.11.249.1399,014stacycruz.net
46.8.8.2208,765nz-heralds.com
46.8.9.2208,726kynectrum-app.com
185.129.138.608,510domiliskova.cz

Reverse IP API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address. These domains are ordered based on host.io domain ranking.

Useful for Data Enrichment

Mobile Carriers in Czechia — 5

O2107,00837.188.128.0
Vodafone42,49631.30.173.0
T-Mobile40,70437.48.0.0
Telekom162.153.89.11
DIGI mobil179.117.90.176

Mobile Carrier Detection

Our Mobile Carrier Detection API allows resolution of IP address to carrier, and our database provides information on every mobile IP’s carrier name, country code, and network code.

Useful for CybersecurityData Enrichment

Top VPN Providers in Czechia

NordVPN617130.193.15.79
ProtonVPN89149.102.235.33
Mullvad51146.70.129.164
Private Internet Access50212.102.39.155
FastVPN32216.131.109.13
TunnelBear2145.84.122.21
VyprVPN20128.90.164.1
VeePN6193.9.112.202
FrootVPN5217.138.199.210
Anonine VPN5217.138.199.210

VPN data

Our Privacy Detection API detects various methods used to mask a user's true IP address, including VPN detection, proxy detection, tor, relay usage, or a connection via a hosting provider, which could potentially be used to tunnel traffic, and mask the true IP address.

Useful for Fraud PreventionDigital Media and Entertainment

Pingable IPs

1,006,920 IPs in this country replied to an ICMP ping during our most recent internet scan. Learn more.
2a0b:bb41:110a::1AS12570 O2 Czech Republic, a.s.5.29ms from Brno,  CZ
212.96.188.1AS12570 O2 Czech Republic, a.s.1.87ms from Brno,  CZ
2a0b:bb41:105c::1AS12570 O2 Czech Republic, a.s.3.96ms from Brno,  CZ
109.105.54.137AS12570 O2 Czech Republic, a.s.1.99ms from Brno,  CZ
212.96.174.1AS12570 O2 Czech Republic, a.s.1.86ms from Brno,  CZ
109.105.49.9AS12570 O2 Czech Republic, a.s.2.07ms from Brno,  CZ
212.96.161.150AS12570 O2 Czech Republic, a.s.0.91ms from Brno,  CZ
212.4.144.30AS12570 O2 Czech Republic, a.s.3.23ms from Brno,  CZ
2a00:11b1:100f:571f:f9b5:d59b:7fc9:6cdeAS16019 Vodafone Czech Republic a.s.20.82ms from Brno,  CZ
147.229.113.31AS197451 Brno University of Technology0.41ms from Brno,  CZ
147.229.2.1AS197451 Brno University of Technology0.34ms from Brno,  CZ
147.229.24.1AS197451 Brno University of Technology0.45ms from Brno,  CZ
31.192.83.153AS197798 Net-Connect s.r.o.3.21ms from Brno,  CZ
185.45.127.250AS199722 Sberbank CZ, a.s. v likvidaci0.54ms from Brno,  CZ
80.83.68.81AS21045 K-net Technical International Group, s.r.o.0.36ms from Brno,  CZ
94.229.89.2AS211334 MASTER IT Technologies, a.s.0.98ms from Brno,  CZ
185.248.193.149AS213354 INTERNATIONAL HOSTING SOLUTIONS LLP0.13ms from Brno,  CZ
185.50.228.1AS24641 FASTER CZ spol. s r.o.0.26ms from Brno,  CZ
83.167.224.33AS24971 MasterDC s.r.o.0.06ms from Brno,  CZ
89.185.225.1AS24971 MasterDC s.r.o.0.20ms from Brno,  CZ
77.93.206.90AS24971 MasterDC s.r.o.0.14ms from Brno,  CZ
37.205.11.168AS24971 MasterDC s.r.o.0.25ms from Brno,  CZ
89.185.236.91AS24971 MasterDC s.r.o.0.14ms from Brno,  CZ
217.198.113.10AS34222 ZONER a.s.0.30ms from Brno,  CZ
79.175.230.64AS44061 SAT-MONT-SERVICE JACEK MRUK, KRZYSZTOF MRUK Sp. z o.o.10.05ms from Brno,  CZ

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this country. Learn more.
$
traceroute -a -n -q1 -f3 -m7 55.55.131.89
traceroute to 55.55.131.89 (55.55.131.89): 7 hops max, 52 byte packets
4 [AS12570] 212.96.178.38 1.533 ms
5 *
6 *
7 *
Measurement taken from  IPinfo ProbeNet in Brno, CZ
On