Summary
| ASN | AS8251 FreeTel, s.r.o. |
| BGP | 81.201.48.0/21 |
| IPs with RDNS | 210 |
| Hosted Domains | 0 |
| Pingable IPs | 107 |
| Router IPs | 0 |
| 81.201.53.0 | — | 0 |  | |
| 81.201.53.1 | — | 0 | | |
| 81.201.53.2 | ip6.mostock.klfree.cz | 0 | | |
| 81.201.53.3 | psm.klfree.cz | 0 | | |
| 81.201.53.4 | uceeb.element.klfree.cz | 0 | | |
| 81.201.53.5 | temp02.deacon.klfree.cz | 0 | | |
| 81.201.53.6 | twop.klfree.cz | 0 | | |
| 81.201.53.7 | router.chose.klfree.cz | 0 | | |
| 81.201.53.8 | astarek.klfree.cz | 0 | | |
| 81.201.53.9 | mikrotiik.chvatalj.klfree.cz | 0 | | |
| 81.201.53.10 | ns.uhlir.klfree.cz | 0 | | |
| 81.201.53.11 | raisik.klfree.cz | 0 | | |
| 81.201.53.12 | thax.klfree.cz | 0 |  | |
| 81.201.53.13 | router.sojkovae.klfree.cz | 0 | | |
| 81.201.53.14 | huaweivasickova2.nerty.klfree.cz | 0 | | |
| 81.201.53.15 | ip1.jacim.klfree.cz | 0 | | |
| 81.201.53.16 | efko.klfree.cz | 0 | | |
| 81.201.53.17 | ip9.jardam.klfree.cz | 0 | | |
| 81.201.53.18 | lepicovamartina.klfree.cz | 0 | | |
| 81.201.53.19 | router.calta.klfree.cz | 0 | | |
| 81.201.53.20 | fotigate.montessori.klfree.cz | 0 | | |
| 81.201.53.21 | router1.marcos.klfree.cz | 0 | | |
| 81.201.53.22 | serverrr.jaja.klfree.cz | 0 | | |
| 81.201.53.23 | wukilla.klfree.cz | 0 | | |
| 81.201.53.24 | ip2.simaj.klfree.cz | 0 | | |
| 81.201.53.25 | danik.klfree.cz | 0 | | |
| 81.201.53.26 | havelnet.klfree.cz | 0 | | |
| 81.201.53.27 | satrova.klfree.cz | 0 | | |
| 81.201.53.28 | rpi.belakos.klfree.cz | 0 | | |
| 81.201.53.29 | nady77.klfree.cz | 0 | | |
| 81.201.53.30 | router.mycka1.klfree.cz | 0 | | |
| 81.201.53.31 | router.rejchrtp.klfree.cz | 0 | | |
| 81.201.53.32 | ip9.speed99.klfree.cz | 0 | | |
| 81.201.53.33 | hoffman.klfree.cz | 0 | | |
| 81.201.53.34 | ip1.matej.klfree.cz | 0 | | |
| 81.201.53.35 | smudlik.klfree.cz | 0 | | |
| 81.201.53.36 | router.cooper.klfree.cz | 0 | | |
| 81.201.53.37 | routerr.sasek72.klfree.cz | 0 | | |
| 81.201.53.38 | ip1.mcwild.klfree.cz | 0 | | |
| 81.201.53.39 | poet.moon.klfree.cz | 0 | | |
| 81.201.53.40 | ip2.petris.klfree.cz | 0 | | |
| 81.201.53.41 | ip12.cra.klfree.cz | 0 | | |
| 81.201.53.42 | navyhaslem7.klfree.cz | 0 | | |
| 81.201.53.43 | snat10.klfree.cz | 0 | | |
| 81.201.53.44 | ip1.brko.klfree.cz | 0 | | |
| 81.201.53.45 | router.jojo.klfree.cz | 0 | | |
| 81.201.53.46 | ip6.karlos.klfree.cz | 0 | | |
| 81.201.53.47 | honzag.klfree.cz | 0 | | |
| 81.201.53.48 | pritoka.klfree.cz | 0 | | |
| 81.201.53.49 | ferrari.klfree.cz | 0 | | |
| 81.201.53.50 | — | 0 | | |
| 81.201.53.51 | muller.klfree.cz | 0 | | |
| 81.201.53.52 | lbe.sipe.klfree.cz | 0 | | |
| 81.201.53.53 | ip5.aruzicka.klfree.cz | 0 | | |
| 81.201.53.54 | puwan.klfree.cz | 0 | | |
| 81.201.53.55 | bubba.klfree.cz | 0 | | |
| 81.201.53.56 | kamera.engerth3196.klfree.cz | 0 | | |
| 81.201.53.57 | ip2.cvrcci.klfree.cz | 0 | | |
| 81.201.53.58 | vapno.klfree.cz | 0 | | |
| 81.201.53.59 | ip6.luckybooj.klfree.cz | 0 | | |
| 81.201.53.60 | ip10.jope1.klfree.cz | 0 | | |
| 81.201.53.61 | kortunov.klfree.cz | 0 | | |
| 81.201.53.62 | ohrony.klfree.cz | 0 | | |
| 81.201.53.63 | routerzased.simon.klfree.cz | 0 | | |
| 81.201.53.64 | ip2.macura.klfree.cz | 0 | | |
| 81.201.53.65 | ip1.micy.klfree.cz | 0 | | |
| 81.201.53.66 | ip3.pauline111.klfree.cz | 0 | | |
| 81.201.53.67 | ruby.klfree.cz | 0 | | |
| 81.201.53.68 | — | 0 | | |
| 81.201.53.69 | router.stronger.klfree.cz | 0 | | |
| 81.201.53.70 | router.slavicekmartin.klfree.cz | 0 | | |
| 81.201.53.71 | router.milfait.klfree.cz | 0 | | |
| 81.201.53.72 | havle.klfree.cz | 0 | | |
| 81.201.53.73 | papalas.klfree.cz | 0 | | |
| 81.201.53.74 | ip1.cerna.klfree.cz | 0 | | |
| 81.201.53.75 | routeer.pmgc.klfree.cz | 0 | | |
| 81.201.53.76 | mysak1978.klfree.cz | 0 | | |
| 81.201.53.77 | hygop.klfree.cz | 0 | | |
| 81.201.53.78 | hans22.klfree.cz | 0 | | |
| 81.201.53.79 | ip3.sirmilano.klfree.cz | 0 | | |
| 81.201.53.80 | webcam.moutina.klfree.cz | 0 | | |
| 81.201.53.81 | pc.prdelka.klfree.cz | 0 | | |
| 81.201.53.82 | korry.klfree.cz | 0 | | |
| 81.201.53.83 | ip1.svjsramka843.klfree.cz | 0 | | |
| 81.201.53.84 | mops.klfree.cz | 0 | | |
| 81.201.53.85 | — | 0 | | |
| 81.201.53.86 | antala.klfree.cz | 0 | | |
| 81.201.53.87 | frodo91.klfree.cz | 0 | | |
| 81.201.53.88 | router.veltrusky66.klfree.cz | 0 | | |
| 81.201.53.89 | ip1.micinka.klfree.cz | 0 | | |
| 81.201.53.90 | router.vchd.klfree.cz | 0 | | |
| 81.201.53.91 | ip2.roxy.klfree.cz | 0 | | |
| 81.201.53.92 | kablo.klfree.cz | 0 | | |
| 81.201.53.93 | lbe.mysacek.klfree.cz | 0 | | |
| 81.201.53.94 | ip3.ticha.klfree.cz | 0 | | |
| 81.201.53.95 | router2.majklz77.klfree.cz | 0 | | |
| 81.201.53.96 | router.mikrob.klfree.cz | 0 | | |
| 81.201.53.97 | ip2.minerskladno.klfree.cz | 0 | | |
| 81.201.53.98 | ip1.pepino55.klfree.cz | 0 | | |
| 81.201.53.99 | routernemocnice.ites.klfree.cz | 0 | | |
| 81.201.53.100 | — | 0 | | |
| 81.201.53.101 | ip1.maxman.klfree.cz | 0 | | |
| 81.201.53.102 | mates23.klfree.cz | 0 | | |
| 81.201.53.103 | ip2.havle.klfree.cz | 0 | | |
| 81.201.53.104 | — | 0 | | |
| 81.201.53.105 | ltbac.trineckezelezarny.klfree.cz | 0 | | |
| 81.201.53.106 | radioamateri.klfree.cz | 0 | | |
| 81.201.53.107 | blodek.klfree.cz | 0 | | |
| 81.201.53.108 | ip5.jope1.klfree.cz | 0 | | |
| 81.201.53.109 | — | 0 | | |
| 81.201.53.110 | gw-01.micro81.klfree.cz | 0 | | |
| 81.201.53.111 | ip1.snydr.klfree.cz | 0 | | |
| 81.201.53.112 | ip1.virtule.klfree.cz | 0 | | |
| 81.201.53.113 | — | 0 | | |
| 81.201.53.114 | — | 0 | | |
| 81.201.53.115 | — | 0 | | |
| 81.201.53.116 | lbe.lisak.klfree.cz | 0 | | |
| 81.201.53.117 | racknee.klfree.cz | 0 | | |
| 81.201.53.118 | riha84.klfree.cz | 0 | | |
| 81.201.53.119 | — | 0 | | |
| 81.201.53.120 | — | 0 | | |
| 81.201.53.121 | — | 0 | | |
| 81.201.53.122 | matesmazac.klfree.cz | 0 | | |
| 81.201.53.123 | witko.klfree.cz | 0 | | |
| 81.201.53.124 | — | 0 | | |
| 81.201.53.125 | ip1.lurtzer.klfree.cz | 0 | | |
| 81.201.53.126 | ntb.bimba.klfree.cz | 0 | | |
| 81.201.53.127 | — | 0 | | |
| 81.201.53.128 | — | 0 | | |
| 81.201.53.129 | — | 0 | | |
| 81.201.53.130 | trni.klfree.cz | 0 | | |
| 81.201.53.131 | kamery.csa3208.klfree.cz | 0 | | |
| 81.201.53.132 | karci.klfree.cz | 0 | | |
| 81.201.53.133 | matess.klfree.cz | 0 | | |
| 81.201.53.134 | — | 0 | | |
| 81.201.53.135 | — | 0 | | |
| 81.201.53.136 | katarina66.klfree.cz | 0 | | |
| 81.201.53.137 | — | 0 | | |
| 81.201.53.138 | router.micudak.klfree.cz | 0 | | |
| 81.201.53.139 | router.xxx.klfree.cz | 0 | | |
| 81.201.53.140 | loco.tal.klfree.cz | 0 | | |
| 81.201.53.141 | — | 0 | | |
| 81.201.53.142 | — | 0 | | |
| 81.201.53.143 | — | 0 | | |
| 81.201.53.144 | — | 0 | | |
| 81.201.53.145 | ondra.klfree.cz | 0 | | |
| 81.201.53.146 | deeqx.klfree.cz | 0 | | |
| 81.201.53.147 | — | 0 | | |
| 81.201.53.148 | — | 0 | | |
| 81.201.53.149 | thai.klfree.cz | 0 | | |
| 81.201.53.150 | — | 0 | | |
| 81.201.53.151 | ip1.fibach.klfree.cz | 0 | | |
| 81.201.53.152 | pbe.kos57.klfree.cz | 0 | | |
| 81.201.53.153 | kamery0.kalimero1.klfree.cz | 0 | | |
| 81.201.53.154 | jedli.klfree.cz | 0 | | |
| 81.201.53.155 | kamery1.kalimero1.klfree.cz | 0 | | |
| 81.201.53.156 | router.palivec.klfree.cz | 0 | | |
| 81.201.53.157 | — | 0 | | |
| 81.201.53.158 | — | 0 | | |
| 81.201.53.159 | ip1.dolfi1.klfree.cz | 0 | | |
| 81.201.53.160 | ltb.zoufaly85.klfree.cz | 0 | | |
| 81.201.53.161 | lbe.charles.klfree.cz | 0 | | |
| 81.201.53.162 | nb.skyanger.klfree.cz | 0 | | |
| 81.201.53.163 | — | 0 | | |
| 81.201.53.164 | — | 0 | | |
| 81.201.53.165 | — | 0 | | |
| 81.201.53.166 | — | 0 | | |
| 81.201.53.167 | bond.klfree.cz | 0 | | |
| 81.201.53.168 | brynda.klfree.cz | 0 | | |
| 81.201.53.169 | kaktus.klfree.cz | 0 | | |
| 81.201.53.170 | router2.kompanka.klfree.cz | 0 | | |
| 81.201.53.171 | — | 0 | | |
| 81.201.53.172 | — | 0 | | |
| 81.201.53.173 | ip2.sonis.klfree.cz | 0 | | |
| 81.201.53.174 | — | 0 | | |
| 81.201.53.175 | ip1.instock.klfree.cz | 0 | | |
| 81.201.53.176 | manun.klfree.cz | 0 | | |
| 81.201.53.177 | — | 0 | | |
| 81.201.53.178 | mikulik.klfree.cz | 0 | | |
| 81.201.53.179 | jarda-ntb.gemcorp.klfree.cz | 0 | | |
| 81.201.53.180 | — | 0 | | |
| 81.201.53.181 | kamera2.engerth3196.klfree.cz | 0 | | |
| 81.201.53.182 | router.platenik.klfree.cz | 0 | | |
| 81.201.53.183 | router.muserl.klfree.cz | 0 | | |
| 81.201.53.184 | ip1.k4.klfree.cz | 0 | | |
| 81.201.53.185 | — | 0 | | |
| 81.201.53.186 | — | 0 | | |
| 81.201.53.187 | skubalova.klfree.cz | 0 | | |
| 81.201.53.188 | vlada07.klfree.cz | 0 | | |
| 81.201.53.189 | flipper.klfree.cz | 0 | | |
| 81.201.53.190 | — | 0 | | |
| 81.201.53.191 | — | 0 | | |
| 81.201.53.192 | — | 0 | | |
| 81.201.53.193 | — | 0 | | |
| 81.201.53.194 | ip1.minigibbon.klfree.cz | 0 | | |
| 81.201.53.195 | router.matousekt.klfree.cz | 0 | | |
| 81.201.53.196 | ip3.jikra.klfree.cz | 0 | | |
| 81.201.53.197 | ip1.janina.klfree.cz | 0 | | |
| 81.201.53.198 | router.wertheimj.klfree.cz | 0 | | |
| 81.201.53.199 | — | 0 | | |
| 81.201.53.200 | nbe.maruan.klfree.cz | 0 | | |
| 81.201.53.201 | ip1.dandy1.klfree.cz | 0 | | |
| 81.201.53.202 | ip1.pohodov.klfree.cz | 0 | | |
| 81.201.53.203 | ubnt2.skeli.klfree.cz | 0 | | |
| 81.201.53.204 | router.kunc71n.klfree.cz | 0 | | |
| 81.201.53.205 | ip3.cijoml.klfree.cz | 0 | | |
| 81.201.53.206 | hvezdar.klfree.cz | 0 | | |
| 81.201.53.207 | locos.bazz.klfree.cz | 0 | | |
| 81.201.53.208 | wildcat.klfree.cz | 0 | | |
| 81.201.53.209 | mail.kasyja.cz | 0 | | |
| 81.201.53.210 | nbe.novexsro.klfree.cz | 0 | | |
| 81.201.53.211 | router.bornoutonice.klfree.cz | 0 | | |
| 81.201.53.212 | ip5.jardam.klfree.cz | 0 | | |
| 81.201.53.213 | ip4.ouhrebec.klfree.cz | 0 | | |
| 81.201.53.214 | pbe.putryskaja.klfree.cz | 0 | | |
| 81.201.53.215 | ip16.cra.klfree.cz | 0 | | |
| 81.201.53.216 | lb.mobiland.klfree.cz | 0 | | |
| 81.201.53.217 | ip2.jope1.klfree.cz | 0 | | |
| 81.201.53.218 | ceridax.klfree.cz | 0 | | |
| 81.201.53.219 | lbe.dslavik.klfree.cz | 0 | | |
| 81.201.53.220 | verejnaip.knezeveszs.klfree.cz | 0 | | |
| 81.201.53.221 | ip2.eldatazemek.klfree.cz | 0 | | |
| 81.201.53.222 | pbe.tlapkatibetu.klfree.cz | 0 | | |
| 81.201.53.223 | ip1.petranovakova.klfree.cz | 0 | | |
| 81.201.53.224 | router.petyreks.klfree.cz | 0 | | |
| 81.201.53.225 | ip3.otaria.klfree.cz | 0 | | |
| 81.201.53.226 | loco.pesekj.klfree.cz | 0 | | |
| 81.201.53.227 | chap.klfree.cz | 0 | | |
| 81.201.53.228 | cermak2.klfree.cz | 0 | | |
| 81.201.53.229 | ftp.synek.klfree.cz | 0 | | |
| 81.201.53.230 | locoo.lprocha.klfree.cz | 0 | | |
| 81.201.53.231 | karkoshrebec.klfree.cz | 0 | | |
| 81.201.53.232 | jitka91.klfree.cz | 0 | | |
| 81.201.53.233 | ip7.streve.klfree.cz | 0 | | |
| 81.201.53.234 | ip1.pavelcarda.klfree.cz | 0 | | |
| 81.201.53.235 | router.cvachova.klfree.cz | 0 | | |
| 81.201.53.236 | ip1.vojsko.klfree.cz | 0 | | |
| 81.201.53.237 | pkozler.klfree.cz | 0 | | |
| 81.201.53.238 | ip1.netcomsolutions.klfree.cz | 0 | | |
| 81.201.53.239 | route.ttulacek.klfree.cz | 0 | | |
| 81.201.53.240 | ip3.pako.klfree.cz | 0 | | |
| 81.201.53.241 | router.bajin.klfree.cz | 0 | | |
| 81.201.53.242 | pbe1.vozarovi.klfree.cz | 0 | | |
| 81.201.53.243 | pb.pizzabustehrad.klfree.cz | 0 | | |
| 81.201.53.244 | draude.klfree.cz | 0 | | |
| 81.201.53.245 | lbe.drment.klfree.cz | 0 | | |
| 81.201.53.246 | router.kalejlap.klfree.cz | 0 | | |
| 81.201.53.247 | tag.klfree.cz | 0 | | |
| 81.201.53.248 | alfaglass.klfree.cz | 0 | | |
| 81.201.53.249 | ip1.luke23.klfree.cz | 0 | | |
| 81.201.53.250 | ip2.cerveny.klfree.cz | 0 | | |
| 81.201.53.251 | lora.hrebcin.klfree.cz | 0 | | |
| 81.201.53.252 | smtp3.pcport.eu | 0 | | |
| 81.201.53.253 | lukaspokorny.klfree.cz | 0 | | |
| 81.201.53.254 | lbe.heroe.klfree.cz | 0 | | |
| 81.201.53.255 | lbe.pmvlinka.klfree.cz | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f4 81.201.53.103
traceroute to 81.201.53.103 (81.201.53.103): 64 hops max, 52 byte packets
6 *
7 *
8 *
9 *
Measurement taken from 
IPinfo ProbeNet in Prague, CZ
IPinfo ProbeNet in Prague, CZOn