Summary
ASNs ASNs assigned to resource holders registered in this country | 745 |
IPs IP addresses geolocated by IPinfo in this country | 8,573,502 (12% pingable) |
Router IPs IP addresses belonging to Routers in this country | 30,897 |
Hosting IPs IP addresses with domains pointing to them in this country | 2,046,032 |
Mobile Carriers Mobile Carriers with IP addresses geolocated in this country | 5 |
VPN Providers VPN Providers with exit nodes in this country | 22 |
Registry Regional Internet Registry (RIR) that manages the allocation and registration of Internet number resources within this country | RIPE |
We have 9 ProbeNet servers across 4 cities in Czechia:
Prague, Brno, Ceske Budejovice … and more
ASNs in Czechia — 745
| AS5610 | O2 Czech Republic, a.s. | isp | 1,542,912 | #1 |
| AS16019 | Vodafone Czech Republic a.s. | isp | 1,210,368 | #2 |
| AS13036 | T-Mobile Czech Republic a.s. | isp | 958,464 | #3 |
| AS2852 | CESNET z.s.p.o. | education | 849,920 | #6 |
| AS44546 | ALFA TELECOM s.r.o. | isp | 526,848 | #26 |
| AS29208 | Quantcom, a.s. | isp | 255,488 | #5 |
| AS30764 | PODA a.s. | isp | 222,208 | #20 |
| AS42908 | ORIGINAL AS CZ-NORDICTELECOMREGIONAL | isp | 183,296 | #16 |
| AS2571 | DHL Information Services (Europe) s.r.o | business | 154,624 | #183 |
| AS28725 | CETIN a.s. | isp | 133,888 | #9 |
| AS16246 | O2 Czech Republic, a.s. | isp | 133,120 | #8 |
| AS25512 | CD-Telematika a.s. | isp | 117,760 | #13 |
| AS15425 | PODA a.s. | isp | 110,592 | #12 |
| AS25248 | RADIOKOMUNIKACE a.s. | hosting | 106,752 | #10 |
| AS44489 | STARNET, s.r.o. | isp | 75,520 | #18 |
| AS5588 | T-Mobile Czech Republic a.s. | isp | 73,984 | #51 |
| AS197451 | Brno University of Technology | education | 67,072 | #37 |
| AS31246 | NETBOX Autonomous system | isp | 66,560 | #36 |
| AS12767 | T-Mobile Czech Republic a.s. | isp | 66,560 | — |
| AS24971 | MasterDC s.r.o. | hosting | 58,880 | #21 |
Important routers in Czechia
| 89.24.145.107 | Prague | AS13036 |
| 72.14.220.118 | Prague | AS15169 |
| 185.229.188.243 | Prague | AS60068 |
| 185.229.188.112 | Prague | AS60068 |
| 109.205.72.161 | Prague | AS35236 |
| 94.124.105.210 | Prague | AS42000 |
| 72.14.213.152 | Prague | AS15169 |
| 185.229.188.241 | Prague | AS60068 |
| 185.229.188.83 | Prague | AS60068 |
| 185.229.188.87 | Prague | AS60068 |
| 62.115.32.255 | Prague | AS1299 |
| 141.101.94.35 | Prague | AS13335 |
| 141.101.94.37 | Prague | AS13335 |
| 217.197.156.1 | Prague | AS42908 |
| 74.125.48.222 | Prague | AS15169 |
| 185.229.188.49 | Prague | AS60068 |
| 185.229.188.85 | Prague | AS60068 |
| 194.228.21.249 | Prague | AS5610 |
| 185.229.188.137 | Prague | AS60068 |
| 185.229.188.81 | Prague | AS60068 |
| 82.119.246.109 | Prague | AS29208 |
| 185.229.188.135 | Prague | AS60068 |
| 81.2.192.82 | Prague | AS24806 |
| 81.2.192.90 | Prague | AS24806 |
| 81.2.192.94 | Prague | AS24806 |
Top Cities in Czechia
| Prague | 3,365,322 | 283 | 12,588 | 103.119.108.0 |
| Ostrava | 2,580,100 | 32 | 1,208 | 109.107.192.0 |
| Brno | 286,131 | 49 | 851 | 104.28.114.8 |
| Podolí | 218,193 | 22 | 4,280 | 109.108.108.118 |
| Kunratice | 78,965 | 4 | 4,414 | 109.238.208.130 |
| Frýdek-Místek | 64,526 | 7 | 80 | 109.183.181.128 |
| Zlín | 63,283 | 6 | 165 | 109.183.88.0 |
| Stodůlky | 55,551 | 8 | 1,513 | 109.107.193.91 |
| Nový Jičín | 48,283 | 5 | 88 | 109.224.64.0 |
| Liberec | 43,135 | 8 | 33 | 109.164.54.0 |
Top Hosting IPs in Czechia
| 46.28.105.2 | 135,893 | smart-termostaty.cz |
| 81.2.196.19 | 120,279 | al-fakher.cz |
| 81.2.194.128 | 98,853 | venkovnihrazda.cz |
| 81.95.96.29 | 71,526 | sigut-lab.eu |
| 62.109.151.80 | 65,090 | arena-mattoni.cz |
| 217.198.116.188 | 53,381 | radekstanek.eu |
| 46.28.105.4 | 45,243 | sexseznameni.cz |
| 77.78.104.3 | 36,740 | bruderland.it |
| 185.184.254.10 | 33,082 | happybuddha.cz |
| 185.184.254.11 | 32,270 | ol-be.eu |
| 185.64.219.37 | 31,911 | 3koshop.cz |
| 81.91.86.14 | 26,506 | garazove-vrata.cz |
| 31.15.10.30 | 25,465 | lindbergadv.se |
| 81.2.196.60 | 23,136 | globaltech.sk |
| 46.8.8.200 | 21,990 | politiblog.cz |
| 46.28.105.3 | 12,439 | autosdileni.cz |
| 81.31.37.22 | 12,068 | gastrobazarpraha.cz |
| 83.167.244.201 | 12,037 | vespaexpresfood.cz |
| 185.129.138.202 | 10,685 | vuzarost.cz |
| 217.198.113.104 | 10,277 | gynekologieunhost.cz |
| 83.167.244.202 | 9,521 | kosmetika-vladana.cz |
| 217.11.249.139 | 9,014 | stacycruz.net |
| 46.8.8.220 | 8,765 | nz-heralds.com |
| 46.8.9.220 | 8,726 | kynectrum-app.com |
| 185.129.138.60 | 8,510 | domiliskova.cz |
Mobile Carriers in Czechia — 5
| O2 | 107,008 | 37.188.128.0 |
| Vodafone | 42,496 | 31.30.173.0 |
| T-Mobile | 40,704 | 37.48.0.0 |
| Telekom | 1 | 62.153.89.11 |
| DIGI mobil | 1 | 79.117.90.176 |
Top VPN Providers in Czechia
| NordVPN | 617 | 130.193.15.79 |
| ProtonVPN | 89 | 146.70.129.18 |
| Mullvad | 51 | 146.70.129.164 |
| Private Internet Access | 50 | 212.102.39.155 |
| FastVPN | 32 | 216.131.109.13 |
| TunnelBear | 21 | 45.84.122.21 |
| VyprVPN | 20 | 128.90.164.1 |
| VeePN | 6 | 193.9.112.202 |
| FrootVPN | 5 | 217.138.199.210 |
| Anonine VPN | 5 | 217.138.199.210 |
Pingable IPs
1,006,920 IPs in this country replied to an ICMP ping during our most recent internet scan. Learn more.
| 212.4.135.143Ping | AS12570O2 Czech Republic, a.s. | 7.83ms from Brno, CZ |
| 213.211.50.153Ping | AS12570O2 Czech Republic, a.s. | 1.68ms from Brno, CZ |
| 212.96.178.137Ping | AS12570O2 Czech Republic, a.s. | 0.94ms from Brno, CZ |
| 2a02:8308:5091:9200:de6:431a:4bb8:3c4fPing | AS16019Vodafone Czech Republic a.s. | 12.84ms from Brno, CZ |
| 78.104.247.185Ping | AS1853ACONET | 14.00ms from Brno, CZ |
| 147.229.34.1Ping | AS197451Brno University of Technology | 1.25ms from Brno, CZ |
| 147.229.30.1Ping | AS197451Brno University of Technology | 0.43ms from Brno, CZ |
| 147.229.14.1Ping | AS197451Brno University of Technology | 0.34ms from Brno, CZ |
| 147.229.7.1Ping | AS197451Brno University of Technology | 0.30ms from Brno, CZ |
| 147.229.132.249Ping | AS197451Brno University of Technology | 0.50ms from Brno, CZ |
| 147.229.133.225Ping | AS197451Brno University of Technology | 0.58ms from Brno, CZ |
| 31.192.79.153Ping | AS197798Net-Connect s.r.o. | 3.02ms from Brno, CZ |
| 77.240.188.211Ping | AS24641FASTER CZ spol. s r.o. | 0.30ms from Brno, CZ |
| 77.93.217.40Ping | AS24971MasterDC s.r.o. | 0.20ms from Brno, CZ |
| 77.93.200.13Ping | AS24971MasterDC s.r.o. | 0.16ms from Brno, CZ |
| 77.240.181.145Ping | AS34049wosa.cz | 0.30ms from Brno, CZ |
| 2a02:768:592d:1b8e:d511:65b4:773f:c1dPing | AS44489STARNET, s.r.o. | 14.13ms from Brno, CZ |
| 2a02:768:9906:2fea:854d:1f2f:6767:45c1Ping | AS44489STARNET, s.r.o. | 10.42ms from Brno, CZ |
| 2a02:768:774e:2872:f464:19f2:cf43:eaa4Ping | AS44489STARNET, s.r.o. | 18.38ms from Brno, CZ |
| 2a02:17a5:11:4600:11b7:905d:f6de:386cPing | AS204405Durnet.cz sro | 15.36ms from Ceske Budejovice, CZ |
| 2a0e:acc0:ac02:901::a02:c1Ping | AS208414WEDOS Internet, a.s. | 0.33ms from Ceske Budejovice, CZ |
| 2a04:d480:401::11Ping | AS25291SysEleven GmbH | 8.14ms from Ceske Budejovice, CZ |
| 240e:361:3a1f:4500:ee60:73ff:feb4:a5a9Ping | AS4134CHINANET BACKBONE | 243.28ms from Ceske Budejovice, CZ |
| 2a02:768:a306:1e42:b154:5f05:b898:4b0Ping | AS44489STARNET, s.r.o. | 13.44ms from Ceske Budejovice, CZ |
| 2a0b:bb41:10cc::1Ping | AS12570O2 Czech Republic, a.s. | 10.69ms from Prague, CZ |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this country. Learn more.Traceroute →
$ traceroute -a -n -q1 -f4 212.180.121.129
traceroute to 212.180.121.129 (212.180.121.129): 64 hops max, 52 byte packets
5 *
8 *
Measurement taken from 
IPinfo ProbeNet in Brno, CZ
IPinfo ProbeNet in Brno, CZOn