BGP Announced

AS CIDR Description
AS39790 81.91.80.0/21 WEB4U - Web4U s.r.o., CZ
AS39790 81.91.80.0/20 WEB4U - Web4U s.r.o., CZ

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:255)

IP Host DateTime
81.91.87.0 web4u-net-81-91-87-0.web4u.cz 2024-04-20 22:41:43
81.91.87.1 gw-87-1.r4.web4u.cz 2024-04-20 22:41:43
81.91.87.2 unassigned-81-91-87-2.web4u.cz 2024-04-20 22:41:43
81.91.87.3 xmigrator.web4u.cz 2024-04-20 22:41:43
81.91.87.4 lx-r5-gw.web4u.cz 2024-04-20 22:41:43
81.91.87.5 mail4u-autoconf.web4u.cz 2024-04-20 22:41:43
81.91.87.6 mail4u-autoconf.web4u.cz 2024-04-20 22:41:43
81.91.87.7 unassigned-81-91-87-7.web4u.cz 2024-04-20 22:41:43
81.91.87.8 fivetran.web4u.cz 2024-04-20 22:41:43
81.91.87.9 backup1.web4u.cz 2024-04-20 22:41:43
81.91.87.10 mail.web4u.cz 2024-04-20 22:41:43
81.91.87.11 smtp.web4u.cz 2024-04-20 22:41:43
81.91.87.12 mx.web4u.cz 2024-04-20 22:41:43
81.91.87.13 smtp-dsn.web4u.cz 2024-04-20 22:41:43
81.91.87.14 unassigned-81-91-87-14.web4u.cz 2024-04-14 22:45:55
81.91.87.15 unassigned-81-91-87-15.web4u.cz 2024-04-20 22:41:43
81.91.87.16 lx-ext-controller.web4u.cz 2024-04-20 22:41:43
81.91.87.17 gl.web4u.cz 2024-04-20 22:41:43
81.91.87.18 ws1.web4u.cz 2024-04-20 22:41:43
81.91.87.19 ftp.web4u.cz 2024-04-20 22:41:43
81.91.87.20 rs-compiler.web4u.cz 2024-04-14 22:45:55
81.91.87.21 vmvnc.web4u.cz 2024-04-20 22:41:43
81.91.87.22 kamery.web4u.cz 2024-04-20 22:41:43
81.91.87.23 awstats.web4u.cz 2024-04-20 22:41:43
81.91.87.24 unifi.web4u.cz 2024-04-20 22:41:43
81.91.87.25 archiv.web4u.cz 2024-04-20 22:41:43
81.91.87.26 vedeni.web4u.cz 2024-04-20 22:41:43
81.91.87.27 gl-runners.web4u.cz 2024-04-14 22:45:55
81.91.87.28 unassigned-81-91-87-28.web4u.cz 2024-04-20 22:41:43
81.91.87.29 unassigned-81-91-87-29.web4u.cz 2024-04-20 22:41:43
81.91.87.30 unassigned-81-91-87-30.web4u.cz 2024-04-20 22:41:43
81.91.87.31 unassigned-81-91-87-31.web4u.cz 2024-04-20 22:41:43
81.91.87.32 unassigned-81-91-87-32.web4u.cz 2024-04-14 22:45:55
81.91.87.33 unassigned-81-91-87-33.web4u.cz 2024-04-20 22:41:43
81.91.87.34 kayako-master.web4u.cz 2024-04-20 22:41:43
81.91.87.35 kayako-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.36 unassigned-81-91-87-36.web4u.cz 2024-04-20 22:41:43
81.91.87.37 helpdesk.web4u.cz 2024-04-20 22:41:43
81.91.87.38 unassigned-81-91-87-38.web4u.cz 2024-04-14 22:45:55
81.91.87.39 wh-installer.web4u.cz 2024-04-20 22:41:43
81.91.87.40 mx-17-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.41 mail-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.42 unassigned-81-91-87-42.web4u.cz 2024-04-20 22:41:43
81.91.87.43 unassigned-81-91-87-43.web4u.cz 2024-04-20 22:41:43
81.91.87.44 unassigned-81-91-87-44.web4u.cz 2024-04-20 22:41:43
81.91.87.45 unassigned-81-91-87-45.web4u.cz 2024-04-20 22:41:43
81.91.87.46 unassigned-81-91-87-46.web4u.cz 2024-04-20 22:41:43
81.91.87.47 unassigned-81-91-87-47.web4u.cz 2024-04-20 22:41:43
81.91.87.48 unassigned-81-91-87-48.web4u.cz 2024-04-20 22:41:43
81.91.87.49 unassigned-81-91-87-49.web4u.cz 2024-04-20 22:41:43
81.91.87.50 ns-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.51 sql.web4u.cz 2024-04-20 22:41:43
81.91.87.52 sql2.web4u.cz 2024-04-20 22:41:43
81.91.87.53 unassigned-81-91-87-53.web4u.cz 2024-04-20 22:41:43
81.91.87.54 unassigned-81-91-87-54.web4u.cz 2024-04-20 22:41:43
81.91.87.55 unassigned-81-91-87-55.web4u.cz 2024-04-14 22:45:55
81.91.87.56 unassigned-81-91-87-56.web4u.cz 2024-04-20 22:41:43
81.91.87.57 unassigned-81-91-87-57.web4u.cz 2024-04-20 22:41:43
81.91.87.58 pgsql2.web4u.cz 2024-04-20 22:41:43
81.91.87.59 smtp-zpravodaj-viso.web4u.cz 2024-04-20 22:41:43
81.91.87.60 smtp-zpravodaj.web4u.cz 2024-04-20 22:41:43
81.91.87.61 mx.redcat.cz 2024-04-20 22:41:43
81.91.87.62 mail.redcat.cz 2024-04-20 22:41:43
81.91.87.63 smtp.redcat.cz 2024-04-20 22:41:43
81.91.87.64 unassigned-81-91-87-64.web4u.cz 2024-04-20 22:41:43
81.91.87.66 mailman.web4u.cz 2024-04-20 22:41:43
81.91.87.67 unassigned-81-91-87-67.web4u.cz 2024-04-20 22:41:43
81.91.87.68 unassigned-81-91-87-68.web4u.cz 2024-04-14 22:45:55
81.91.87.69 unassigned-81-91-87-69.web4u.cz 2024-04-20 22:41:43
81.91.87.70 mail-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.71 mx-gw-1.web4u.cz 2024-04-14 22:45:55
81.91.87.72 mx-gw-2.web4u.cz 2024-04-20 22:41:43
81.91.87.73 unassigned-81-91-87-73.web4u.cz 2024-04-20 22:41:43
81.91.87.74 unassigned-81-91-87-74.web4u.cz 2024-04-20 22:41:43
81.91.87.75 unassigned-81-91-87-75.web4u.cz 2024-04-20 22:41:43
81.91.87.76 unassigned-81-91-87-76.web4u.cz 2024-04-20 22:41:43
81.91.87.77 unassigned-81-91-87-77.web4u.cz 2024-04-20 22:41:43
81.91.87.78 unassigned-81-91-87-78.web4u.cz 2024-04-20 22:41:43
81.91.87.79 unassigned-81-91-87-79.web4u.cz 2024-04-20 22:41:43
81.91.87.80 smtp0.web4u.cz 2024-04-20 22:41:43
81.91.87.81 smtp1.web4u.cz 2024-04-20 22:41:43
81.91.87.82 smtp2.web4u.cz 2024-04-20 22:41:43
81.91.87.83 smtp3.web4u.cz 2024-04-20 22:41:43
81.91.87.84 smtp4.web4u.cz 2024-04-20 22:41:43
81.91.87.85 smtp5.web4u.cz 2024-04-20 22:41:43
81.91.87.86 smtp6.web4u.cz 2024-04-20 22:41:43
81.91.87.87 smtp7.web4u.cz 2024-04-20 22:41:43
81.91.87.88 smtp8.web4u.cz 2024-04-20 22:41:43
81.91.87.89 smtp9.web4u.cz 2024-04-20 22:41:43
81.91.87.90 smtp10.web4u.cz 2024-04-20 22:41:43
81.91.87.91 smtp11.web4u.cz 2024-04-14 22:45:55
81.91.87.92 smtp12.web4u.cz 2024-04-20 22:41:43
81.91.87.93 smtp13.web4u.cz 2024-04-20 22:41:43
81.91.87.94 smtp14.web4u.cz 2024-04-20 22:41:43
81.91.87.95 smtp15.web4u.cz 2024-04-20 22:41:43
81.91.87.96 smtp16.web4u.cz 2024-04-20 22:41:43
81.91.87.97 smtp17.web4u.cz 2024-04-20 22:41:43
81.91.87.98 smtp18.web4u.cz 2024-04-20 22:41:43
81.91.87.99 smtp19.web4u.cz 2024-04-20 22:41:43
81.91.87.100 unassigned-81-91-87-100.web4u.cz 2024-04-20 22:41:43
81.91.87.101 smtp20.web4u.cz 2024-04-20 22:41:43
81.91.87.102 unassigned-81-91-87-102.web4u.cz 2024-04-14 22:45:55
81.91.87.103 unassigned-81-91-87-103.web4u.cz 2024-04-20 22:41:43
81.91.87.104 unassigned-81-91-87-104.web4u.cz 2024-04-20 22:41:43
81.91.87.105 unassigned-81-91-87-105.web4u.cz 2024-04-20 22:41:43
81.91.87.106 unassigned-81-91-87-106.web4u.cz 2024-04-20 22:41:43
81.91.87.107 sql22-master.web4u.cz 2024-04-20 22:41:43
81.91.87.108 sql22-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.109 sql22.web4u.cz 2024-04-20 22:41:43
81.91.87.110 sentry-devel.web4u.cz 2024-04-20 22:41:43
81.91.87.111 unassigned-81-91-87-111.web4u.cz 2024-04-20 22:41:43
81.91.87.112 nextcloud.web4u.cz 2024-04-20 22:41:43
81.91.87.113 stats.web4u.cz 2024-04-20 22:41:43
81.91.87.114 mx-1-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.115 mx-2-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.116 mx-3-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.117 mx-4-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.118 mx-5-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.119 mx-6-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.120 mx-7-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.121 mx-8-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.122 mx-9-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.123 mx-10-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.124 mx-11-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.125 sqlx.web4u.cz 2024-04-20 22:41:43
81.91.87.126 mx-12-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.127 mx-13-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.128 mx-14-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.129 mx-15-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.130 mx-16-dns.web4u.cz 2024-04-20 22:41:43
81.91.87.131 sql21-master.web4u.cz 2024-04-20 22:41:43
81.91.87.132 sql21-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.133 sql21.web4u.cz 2024-04-20 22:41:43
81.91.87.134 sql20-master.web4u.cz 2024-04-20 22:41:43
81.91.87.135 sql20-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.136 sql20-master.web4u.cz 2024-04-14 22:45:55
81.91.87.137 sql19-master.web4u.cz 2024-04-20 22:41:43
81.91.87.138 sql19-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.139 sql19-master.web4u.cz 2024-04-20 22:41:43
81.91.87.140 kayako-sql-master.server4u.cz 2024-04-20 22:41:43
81.91.87.141 kayako-sql-slave.server4u.cz 2024-04-20 22:41:43
81.91.87.142 unassigned-81-91-87-142.web4u.cz 2024-04-20 22:41:43
81.91.87.143 unassigned-81-91-87-143.web4u.cz 2024-04-20 22:41:43
81.91.87.144 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.145 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.146 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.147 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.148 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.149 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.150 web4u-relay.web4u.cz 2024-04-20 22:41:43
81.91.87.151 unassigned-81-91-87-151.web4u.cz 2024-04-20 22:41:43
81.91.87.152 unassigned-81-91-87-152.web4u.cz 2024-04-14 22:45:55
81.91.87.153 sql18-master.web4u.cz 2024-04-20 22:41:43
81.91.87.154 sql18-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.155 sql18-master.web4u.cz 2024-04-20 22:41:43
81.91.87.156 sql17-master.web4u.cz 2024-04-20 22:41:43
81.91.87.157 sql17-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.158 sql17.web4u.cz 2024-04-20 22:41:43
81.91.87.159 sql16-master.web4u.cz 2024-04-20 22:41:43
81.91.87.160 sql16-slave.web4u.cz 2024-04-14 22:45:55
81.91.87.161 sql16.web4u.cz 2024-04-20 22:41:43
81.91.87.162 sql15-master.web4u.cz 2024-04-20 22:41:43
81.91.87.163 sql15-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.164 sql15-master.web4u.cz 2024-04-20 22:41:43
81.91.87.165 sql14-master.web4u.cz 2024-04-20 22:41:43
81.91.87.166 sql14-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.167 sql14-master.web4u.cz 2024-04-20 22:41:43
81.91.87.168 sql4-master.web4u.cz 2024-04-14 22:45:55
81.91.87.169 sql4-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.170 sql4.web4u.cz 2024-04-20 22:41:43
81.91.87.171 sql5-master.web4u.cz 2024-04-20 22:41:43
81.91.87.172 sql5-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.173 sql5.web4u.cz 2024-04-20 22:41:43
81.91.87.174 sql6-master.web4u.cz 2024-04-20 22:41:43
81.91.87.175 sql6-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.176 sql6.web4u.cz 2024-04-20 22:41:43
81.91.87.177 sql7-master.web4u.cz 2024-04-20 22:41:43
81.91.87.178 sql7-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.179 sql7-master.web4u.cz 2024-04-20 22:41:43
81.91.87.180 sql8-master.web4u.cz 2024-04-20 22:41:43
81.91.87.181 sql8-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.182 sql8-master.web4u.cz 2024-04-20 22:41:43
81.91.87.183 sql9-master.web4u.cz 2024-04-20 22:41:43
81.91.87.184 sql9-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.185 sql9-master.web4u.cz 2024-04-20 22:41:43
81.91.87.186 sql10-master.web4u.cz 2024-04-20 22:41:43
81.91.87.187 sql10-slave.web4u.cz 2024-04-14 22:45:55
81.91.87.188 sql10.web4u.cz 2024-04-14 22:45:55
81.91.87.189 sql11-master.web4u.cz 2024-04-20 22:41:43
81.91.87.190 sql11-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.191 sql11-master.web4u.cz 2024-04-14 22:45:55
81.91.87.192 sql12-master.web4u.cz 2024-04-20 22:41:43
81.91.87.193 sql12-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.194 sql12.web4u.cz 2024-04-20 22:41:43
81.91.87.195 sql13-master.web4u.cz 2024-04-20 22:41:43
81.91.87.196 sql13-slave.web4u.cz 2024-04-20 22:41:43
81.91.87.197 sql13-master.web4u.cz 2024-04-20 22:41:43
81.91.87.198 unassigned-81-91-87-198.web4u.cz 2024-04-20 22:41:43
81.91.87.199 unassigned-81-91-87-199.web4u.cz 2024-04-14 22:45:55
81.91.87.200 klicenka.web4u.cz 2024-04-20 22:41:43
81.91.87.201 keysystem.web4u.cz 2024-04-20 22:41:43
81.91.87.202 tomecek.web4u.cz 2024-04-14 22:45:55
81.91.87.203 kunovsky.web4u.cz 2024-04-20 22:41:43
81.91.87.204 kukacka.web4u.cz 2024-04-20 22:41:43
81.91.87.205 blizik.web4u.cz 2024-04-20 22:41:43
81.91.87.206 princ.web4u.cz 2024-04-20 22:41:43
81.91.87.207 nyklicek.web4u.cz 2024-04-20 22:41:43
81.91.87.208 kubas.web4u.cz 2024-04-20 22:41:43
81.91.87.209 karafiat.web4u.cz 2024-04-20 22:41:43
81.91.87.210 brabec.web4u.cz 2024-04-20 22:41:43
81.91.87.211 soukup.web4u.cz 2024-04-14 22:45:55
81.91.87.212 dudik.web4u.cz 2024-04-20 22:41:43
81.91.87.213 pouza.web4u.cz 2024-04-20 22:41:43
81.91.87.214 macho.web4u.cz 2024-04-20 22:41:43
81.91.87.215 korous.web4u.cz 2024-04-20 22:41:43
81.91.87.216 habr.web4u.cz 2024-04-20 22:41:43
81.91.87.217 franc.web4u.cz 2024-04-20 22:41:43
81.91.87.218 hodulak.web4u.cz 2024-04-20 22:41:43
81.91.87.219 unassigned-81-91-87-219.web4u.cz 2024-04-20 22:41:43
81.91.87.220 unassigned-81-91-87-220.web4u.cz 2024-04-20 22:41:43
81.91.87.221 unassigned-81-91-87-221.web4u.cz 2024-04-20 22:41:43
81.91.87.222 unassigned-81-91-87-222.web4u.cz 2024-04-20 22:41:43
81.91.87.223 ooffice.web4u.cz 2024-04-20 22:41:43
81.91.87.224 bacula-dir-2.web4u.cz 2024-04-20 22:41:43
81.91.87.225 slack.web4u.cz 2024-04-20 22:41:43
81.91.87.226 bacula-sd-2.web4u.cz 2024-04-20 22:41:43
81.91.87.227 backup4.web4u.cz 2024-04-20 22:41:43
81.91.87.228 sentry.web4u.cz 2024-04-20 22:41:43
81.91.87.229 backup6-new.web4u.cz 2024-04-20 22:41:43
81.91.87.230 bacula-tmp.web4u.cz 2024-04-20 22:41:43
81.91.87.231 pdfsign.server4u.cz 2024-04-20 22:41:43
81.91.87.232 dev.web4u.cz 2024-04-20 22:41:43
81.91.87.233 logs.web4u.cz 2024-04-20 22:41:43
81.91.87.234 debian.web4u.cz 2024-04-20 22:41:43
81.91.87.235 unassigned-81-91-87-235.web4u.cz 2024-04-20 22:41:43
81.91.87.236 zabbix-cust.web4u.cz 2024-04-20 22:41:43
81.91.87.237 munin.web4u.cz 2024-04-20 22:41:43
81.91.87.238 cron.web4u.cz 2024-04-20 22:41:43
81.91.87.239 git.web4u.cz 2024-04-20 22:41:43
81.91.87.240 serveradmin.server4u.cz 2024-04-20 22:41:43
81.91.87.241 mx-gw-dev.web4u.cz 2024-04-20 22:41:43
81.91.87.242 v677-gw.web4u.cz 2024-04-20 22:41:43
81.91.87.243 ipmi-gw.web4u.cz 2024-04-20 22:41:43
81.91.87.244 ipmi-vpn.server4u.cz 2024-04-20 22:41:43
81.91.87.245 backup7.web4u.cz 2024-04-14 22:45:55
81.91.87.246 backup-temp-1.web4u.cz 2024-04-20 22:41:43
81.91.87.247 backup6.web4u.cz 2024-04-20 22:41:43
81.91.87.248 backup5.web4u.cz 2024-04-20 22:41:43
81.91.87.249 backup4.web4u.cz 2024-04-20 22:41:43
81.91.87.250 evidence.web4u.cz 2024-04-20 22:41:43
81.91.87.251 sms-gw-gts.web4u.cz 2024-04-20 22:41:43
81.91.87.252 ob-ctrl.web4u.cz 2024-04-20 22:41:43
81.91.87.253 unassigned-81-91-87-253.web4u.cz 2024-04-20 22:41:43
81.91.87.254 unassigned-81-91-87-254.web4u.cz 2024-04-20 22:41:43
81.91.87.255 brd-81-91-87-255.web4u.cz 2024-04-14 22:45:55

Top 20 / total ASN

Country / Region Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 30411 1445755138 971421750996114
Brazil 8999 88019984 29346785038342
China 6735 372554616 129907452748416
Russian Federation 5802 47603986 294410343739200
India 5789 36208672 24452077228032
Australia 5021 42286964 20569915005184
Indonesia 3297 17791232 1324558647296
United Kingdom 3175 81138468 32014100398080
Germany 3096 113843496 70968058773504
Poland 2511 19277056 15951122994176
Canada 2348 55993288 3527344325632
France 2280 77259296 12875268816896
Ukraine 2116 9679616 5110393470976
Bangladesh 1753 1907980 1013879275520
Netherlands 1586 55646128 26105505383936
Italy 1298 52325328 28831789219840
Hong Kong 1268 17893748 1721396888320
Argentina 1260 19529184 18796763021312
Japan 1232 168102760 33532218048512
Spain 1224 34622976 7902193782784