Summary
| ASN | AS38635 Keio University |
| BGP | 131.113.0.0/16 |
| IPs with RDNS | 214 |
| Hosted Domains | 0 |
| Pingable IPs | 7 |
| Router IPs | 0 |
| 131.113.203.0 | keio-mita-flet-net.keio.ac.jp | 0 |  | |
| 131.113.203.1 | net203-1.mita.keio.ac.jp | 0 |  | |
| 131.113.203.2 | — | 0 | | |
| 131.113.203.3 | — | 0 | | |
| 131.113.203.4 | — | 0 | | |
| 131.113.203.5 | — | 0 | | |
| 131.113.203.6 | — | 0 | | |
| 131.113.203.7 | — | 0 | | |
| 131.113.203.8 | — | 0 | | |
| 131.113.203.9 | fs0-alt.flet.keio.ac.jp | 0 | | |
| 131.113.203.10 | fs0.flet.keio.ac.jp | 0 | | |
| 131.113.203.11 | slis-relay.flet.keio.ac.jp | 0 | | |
| 131.113.203.12 | mailgw.flet.keio.ac.jp | 0 | | |
| 131.113.203.13 | fs1.flet.keio.ac.jp | 0 | | |
| 131.113.203.14 | fletnav.flet.keio.ac.jp | 0 | | |
| 131.113.203.15 | imap.flet.keio.ac.jp | 0 | | |
| 131.113.203.16 | fletfs.flet.keio.ac.jp | 0 | | |
| 131.113.203.17 | — | 0 | | |
| 131.113.203.18 | nat0.flet.keio.ac.jp | 0 | | |
| 131.113.203.19 | nat1.flet.keio.ac.jp | 0 | | |
| 131.113.203.20 | ofs0.flet.keio.ac.jp | 0 | | |
| 131.113.203.21 | plex.flet.keio.ac.jp | 0 | | |
| 131.113.203.22 | — | 0 | | |
| 131.113.203.23 | — | 0 | | |
| 131.113.203.24 | — | 0 | | |
| 131.113.203.25 | — | 0 | | |
| 131.113.203.26 | — | 0 | | |
| 131.113.203.27 | — | 0 | | |
| 131.113.203.28 | — | 0 | | |
| 131.113.203.29 | — | 0 | | |
| 131.113.203.30 | — | 0 | | |
| 131.113.203.31 | psy.flet.keio.ac.jp | 0 | | |
| 131.113.203.32 | — | 0 | | |
| 131.113.203.33 | — | 0 | | |
| 131.113.203.34 | — | 0 | | |
| 131.113.203.35 | — | 0 | | |
| 131.113.203.36 | — | 0 | | |
| 131.113.203.37 | — | 0 | | |
| 131.113.203.38 | — | 0 | | |
| 131.113.203.39 | — | 0 | | |
| 131.113.203.40 | — | 0 | | |
| 131.113.203.41 | abelard.flet.keio.ac.jp | 0 | | |
| 131.113.203.42 | ferioque.flet.keio.ac.jp | 0 | | |
| 131.113.203.43 | cesare.flet.keio.ac.jp | 0 | | |
| 131.113.203.44 | phil.flet.keio.ac.jp | 0 | | |
| 131.113.203.45 | baroco.flet.keio.ac.jp | 0 | | |
| 131.113.203.46 | camestres.flet.keio.ac.jp | 0 | | |
| 131.113.203.47 | festino.flet.keio.ac.jp | 0 | | |
| 131.113.203.48 | darii.flet.keio.ac.jp | 0 | | |
| 131.113.203.49 | darapti.flet.keio.ac.jp | 0 | | |
| 131.113.203.50 | disamis.flet.keio.ac.jp | 0 | | |
| 131.113.203.51 | datisi.flet.keio.ac.jp | 0 | | |
| 131.113.203.52 | felapton.flet.keio.ac.jp | 0 | | |
| 131.113.203.53 | bacardo.flet.keio.ac.jp | 0 | | |
| 131.113.203.54 | qms.flet.keio.ac.jp | 0 | | |
| 131.113.203.55 | bramantip.flet.keio.ac.jp | 0 | | |
| 131.113.203.56 | camenes.flet.keio.ac.jp | 0 | | |
| 131.113.203.57 | fesapo.flet.keio.ac.jp | 0 | | |
| 131.113.203.58 | cesarox2.flet.keio.ac.jp | 0 | | |
| 131.113.203.59 | — | 0 | | |
| 131.113.203.60 | — | 0 | | |
| 131.113.203.61 | — | 0 | | |
| 131.113.203.62 | — | 0 | | |
| 131.113.203.63 | — | 0 | | |
| 131.113.203.64 | — | 0 | | |
| 131.113.203.65 | — | 0 | | |
| 131.113.203.66 | — | 0 | | |
| 131.113.203.67 | — | 0 | | |
| 131.113.203.68 | — | 0 | | |
| 131.113.203.69 | — | 0 | | |
| 131.113.203.70 | — | 0 | | |
| 131.113.203.71 | abelard2.flet.keio.ac.jp | 0 | | |
| 131.113.203.72 | phil2.flet.keio.ac.jp | 0 | | |
| 131.113.203.73 | fresison.flet.keio.ac.jp | 0 | | |
| 131.113.203.74 | ferioque2.flet.keio.ac.jp | 0 | | |
| 131.113.203.75 | dimaris.flet.keio.ac.jp | 0 | | |
| 131.113.203.76 | ferison.flet.keio.ac.jp | 0 | | |
| 131.113.203.77 | celarent.flet.keio.ac.jp | 0 | | |
| 131.113.203.78 | cesarox.flet.keio.ac.jp | 0 | | |
| 131.113.203.79 | baroco2.flet.keio.ac.jp | 0 | | |
| 131.113.203.80 | — | 0 | | |
| 131.113.203.81 | flet081.flet.keio.ac.jp | 0 | | |
| 131.113.203.82 | flet082.flet.keio.ac.jp | 0 | | |
| 131.113.203.83 | flet083.flet.keio.ac.jp | 0 | | |
| 131.113.203.84 | flet084.flet.keio.ac.jp | 0 | | |
| 131.113.203.85 | flet085.flet.keio.ac.jp | 0 | | |
| 131.113.203.86 | flet086.flet.keio.ac.jp | 0 | | |
| 131.113.203.87 | flet087.flet.keio.ac.jp | 0 | | |
| 131.113.203.88 | flet088.flet.keio.ac.jp | 0 | | |
| 131.113.203.89 | flet089.flet.keio.ac.jp | 0 | | |
| 131.113.203.90 | flet090.flet.keio.ac.jp | 0 | | |
| 131.113.203.91 | flet091.flet.keio.ac.jp | 0 | | |
| 131.113.203.92 | flet092.flet.keio.ac.jp | 0 | | |
| 131.113.203.93 | flet093.flet.keio.ac.jp | 0 | | |
| 131.113.203.94 | flet094.flet.keio.ac.jp | 0 | | |
| 131.113.203.95 | flet095.flet.keio.ac.jp | 0 | | |
| 131.113.203.96 | iconotech.flet.keio.ac.jp | 0 | | |
| 131.113.203.97 | flet097.flet.keio.ac.jp | 0 | | |
| 131.113.203.98 | flet098.flet.keio.ac.jp | 0 | | |
| 131.113.203.99 | flet099.flet.keio.ac.jp | 0 | | |
| 131.113.203.100 | flet100.flet.keio.ac.jp | 0 | | |
| 131.113.203.101 | flet101.flet.keio.ac.jp | 0 | | |
| 131.113.203.102 | flet102.flet.keio.ac.jp | 0 | | |
| 131.113.203.103 | flet103.flet.keio.ac.jp | 0 | | |
| 131.113.203.104 | flet104.flet.keio.ac.jp | 0 | | |
| 131.113.203.105 | flet105.flet.keio.ac.jp | 0 | | |
| 131.113.203.106 | flet106.flet.keio.ac.jp | 0 | | |
| 131.113.203.107 | flet107.flet.keio.ac.jp | 0 | | |
| 131.113.203.108 | flet108.flet.keio.ac.jp | 0 | | |
| 131.113.203.109 | flet109.flet.keio.ac.jp | 0 | | |
| 131.113.203.110 | flet110.flet.keio.ac.jp | 0 | | |
| 131.113.203.111 | flet111.flet.keio.ac.jp | 0 | | |
| 131.113.203.112 | flet112.flet.keio.ac.jp | 0 | | |
| 131.113.203.113 | flet113.flet.keio.ac.jp | 0 | | |
| 131.113.203.114 | flet114.flet.keio.ac.jp | 0 | | |
| 131.113.203.115 | flet115.flet.keio.ac.jp | 0 | | |
| 131.113.203.116 | flet116.flet.keio.ac.jp | 0 | | |
| 131.113.203.117 | flet117.flet.keio.ac.jp | 0 | | |
| 131.113.203.118 | flet118.flet.keio.ac.jp | 0 | | |
| 131.113.203.119 | flet119.flet.keio.ac.jp | 0 | | |
| 131.113.203.120 | flet120.flet.keio.ac.jp | 0 | | |
| 131.113.203.121 | flet121.flet.keio.ac.jp | 0 | | |
| 131.113.203.122 | flet122.flet.keio.ac.jp | 0 | | |
| 131.113.203.123 | flet123.flet.keio.ac.jp | 0 | | |
| 131.113.203.124 | flet124.flet.keio.ac.jp | 0 | | |
| 131.113.203.125 | flet125.flet.keio.ac.jp | 0 | | |
| 131.113.203.126 | flet126.flet.keio.ac.jp | 0 | | |
| 131.113.203.127 | flet127.flet.keio.ac.jp | 0 | | |
| 131.113.203.128 | flet128.flet.keio.ac.jp | 0 | | |
| 131.113.203.129 | flet129.flet.keio.ac.jp | 0 | | |
| 131.113.203.130 | flet130.flet.keio.ac.jp | 0 | | |
| 131.113.203.131 | flet131.flet.keio.ac.jp | 0 | | |
| 131.113.203.132 | flet132.flet.keio.ac.jp | 0 | | |
| 131.113.203.133 | flet133.flet.keio.ac.jp | 0 | | |
| 131.113.203.134 | flet134.flet.keio.ac.jp | 0 | | |
| 131.113.203.135 | flet135.flet.keio.ac.jp | 0 | | |
| 131.113.203.136 | flet136.flet.keio.ac.jp | 0 | | |
| 131.113.203.137 | flet137.flet.keio.ac.jp | 0 | | |
| 131.113.203.138 | flet138.flet.keio.ac.jp | 0 | | |
| 131.113.203.139 | flet139.flet.keio.ac.jp | 0 | | |
| 131.113.203.140 | flet140.flet.keio.ac.jp | 0 | | |
| 131.113.203.141 | flet141.flet.keio.ac.jp | 0 | | |
| 131.113.203.142 | flet142.flet.keio.ac.jp | 0 | | |
| 131.113.203.143 | g-search.flet.keio.ac.jp | 0 | | |
| 131.113.203.144 | flet144.flet.keio.ac.jp | 0 | | |
| 131.113.203.145 | behavior.flet.keio.ac.jp | 0 | | |
| 131.113.203.146 | kaken.flet.keio.ac.jp | 0 | | |
| 131.113.203.147 | flet147.flet.keio.ac.jp | 0 | | |
| 131.113.203.148 | flet148.flet.keio.ac.jp | 0 | | |
| 131.113.203.149 | flet149.flet.keio.ac.jp | 0 | | |
| 131.113.203.150 | flet150.flet.keio.ac.jp | 0 | | |
| 131.113.203.151 | flet151.flet.keio.ac.jp | 0 | | |
| 131.113.203.152 | flet152.flet.keio.ac.jp | 0 | | |
| 131.113.203.153 | flet153.flet.keio.ac.jp | 0 | | |
| 131.113.203.154 | flet154.flet.keio.ac.jp | 0 | | |
| 131.113.203.155 | flet155.flet.keio.ac.jp | 0 | | |
| 131.113.203.156 | flet156.flet.keio.ac.jp | 0 | | |
| 131.113.203.157 | flet157.flet.keio.ac.jp | 0 | | |
| 131.113.203.158 | flet158.flet.keio.ac.jp | 0 | | |
| 131.113.203.159 | flet159.flet.keio.ac.jp | 0 | | |
| 131.113.203.160 | flet160.flet.keio.ac.jp | 0 | | |
| 131.113.203.161 | flet161.flet.keio.ac.jp | 0 | | |
| 131.113.203.162 | flet162.flet.keio.ac.jp | 0 | | |
| 131.113.203.163 | flet163.flet.keio.ac.jp | 0 | | |
| 131.113.203.164 | flet164.flet.keio.ac.jp | 0 | | |
| 131.113.203.165 | flet165.flet.keio.ac.jp | 0 | | |
| 131.113.203.166 | flet166.flet.keio.ac.jp | 0 | | |
| 131.113.203.167 | flet167.flet.keio.ac.jp | 0 | | |
| 131.113.203.168 | flet168.flet.keio.ac.jp | 0 | | |
| 131.113.203.169 | flet169.flet.keio.ac.jp | 0 | | |
| 131.113.203.170 | flet170.flet.keio.ac.jp | 0 | | |
| 131.113.203.171 | flet171.flet.keio.ac.jp | 0 | | |
| 131.113.203.172 | flet172.flet.keio.ac.jp | 0 | | |
| 131.113.203.173 | flet173.flet.keio.ac.jp | 0 | | |
| 131.113.203.174 | flet174.flet.keio.ac.jp | 0 | | |
| 131.113.203.175 | flet175.flet.keio.ac.jp | 0 | | |
| 131.113.203.176 | flet176.flet.keio.ac.jp | 0 | | |
| 131.113.203.177 | flet177.flet.keio.ac.jp | 0 | | |
| 131.113.203.178 | flet178.flet.keio.ac.jp | 0 | | |
| 131.113.203.179 | flet179.flet.keio.ac.jp | 0 | | |
| 131.113.203.180 | flet180.flet.keio.ac.jp | 0 | | |
| 131.113.203.181 | flet181.flet.keio.ac.jp | 0 | | |
| 131.113.203.182 | flet182.flet.keio.ac.jp | 0 | | |
| 131.113.203.183 | flet183.flet.keio.ac.jp | 0 | | |
| 131.113.203.184 | flet184.flet.keio.ac.jp | 0 | | |
| 131.113.203.185 | flet185.flet.keio.ac.jp | 0 | | |
| 131.113.203.186 | flet186.flet.keio.ac.jp | 0 | | |
| 131.113.203.187 | flet187.flet.keio.ac.jp | 0 | | |
| 131.113.203.188 | flet188.flet.keio.ac.jp | 0 | | |
| 131.113.203.189 | flet189.flet.keio.ac.jp | 0 | | |
| 131.113.203.190 | flet190.flet.keio.ac.jp | 0 | | |
| 131.113.203.191 | flet191.flet.keio.ac.jp | 0 | | |
| 131.113.203.192 | flet192.flet.keio.ac.jp | 0 | | |
| 131.113.203.193 | flet193.flet.keio.ac.jp | 0 | | |
| 131.113.203.194 | flet194.flet.keio.ac.jp | 0 | | |
| 131.113.203.195 | flet195.flet.keio.ac.jp | 0 | | |
| 131.113.203.196 | flet196.flet.keio.ac.jp | 0 | | |
| 131.113.203.197 | flet197.flet.keio.ac.jp | 0 | | |
| 131.113.203.198 | flet198.flet.keio.ac.jp | 0 | | |
| 131.113.203.199 | flet199.flet.keio.ac.jp | 0 | | |
| 131.113.203.200 | flet200.flet.keio.ac.jp | 0 | | |
| 131.113.203.201 | flet201.flet.keio.ac.jp | 0 | | |
| 131.113.203.202 | flet202.flet.keio.ac.jp | 0 | | |
| 131.113.203.203 | flet203.flet.keio.ac.jp | 0 | | |
| 131.113.203.204 | flet204.flet.keio.ac.jp | 0 | | |
| 131.113.203.205 | flet205.flet.keio.ac.jp | 0 | | |
| 131.113.203.206 | flet206.flet.keio.ac.jp | 0 | | |
| 131.113.203.207 | flet207.flet.keio.ac.jp | 0 | | |
| 131.113.203.208 | flet208.flet.keio.ac.jp | 0 | | |
| 131.113.203.209 | flet209.flet.keio.ac.jp | 0 | | |
| 131.113.203.210 | flet210.flet.keio.ac.jp | 0 | | |
| 131.113.203.211 | flet211.flet.keio.ac.jp | 0 | | |
| 131.113.203.212 | flet212.flet.keio.ac.jp | 0 | | |
| 131.113.203.213 | flet213.flet.keio.ac.jp | 0 | | |
| 131.113.203.214 | flet214.flet.keio.ac.jp | 0 | | |
| 131.113.203.215 | flet215.flet.keio.ac.jp | 0 | | |
| 131.113.203.216 | flet216.flet.keio.ac.jp | 0 | | |
| 131.113.203.217 | flet217.flet.keio.ac.jp | 0 | | |
| 131.113.203.218 | flet218.flet.keio.ac.jp | 0 | | |
| 131.113.203.219 | flet219.flet.keio.ac.jp | 0 | | |
| 131.113.203.220 | flet220.flet.keio.ac.jp | 0 | | |
| 131.113.203.221 | flet221.flet.keio.ac.jp | 0 | | |
| 131.113.203.222 | flet222.flet.keio.ac.jp | 0 | | |
| 131.113.203.223 | flet223.flet.keio.ac.jp | 0 | | |
| 131.113.203.224 | flet224.flet.keio.ac.jp | 0 | | |
| 131.113.203.225 | flet225.flet.keio.ac.jp | 0 | | |
| 131.113.203.226 | flet226.flet.keio.ac.jp | 0 | | |
| 131.113.203.227 | flet227.flet.keio.ac.jp | 0 | | |
| 131.113.203.228 | flet228.flet.keio.ac.jp | 0 | | |
| 131.113.203.229 | flet229.flet.keio.ac.jp | 0 | | |
| 131.113.203.230 | flet230.flet.keio.ac.jp | 0 | | |
| 131.113.203.231 | flet231.flet.keio.ac.jp | 0 | | |
| 131.113.203.232 | flet232.flet.keio.ac.jp | 0 | | |
| 131.113.203.233 | flet233.flet.keio.ac.jp | 0 | | |
| 131.113.203.234 | flet234.flet.keio.ac.jp | 0 | | |
| 131.113.203.235 | flet235.flet.keio.ac.jp | 0 | | |
| 131.113.203.236 | flet236.flet.keio.ac.jp | 0 | | |
| 131.113.203.237 | flet237.flet.keio.ac.jp | 0 | | |
| 131.113.203.238 | flet238.flet.keio.ac.jp | 0 | | |
| 131.113.203.239 | flet239.flet.keio.ac.jp | 0 | | |
| 131.113.203.240 | flet240.flet.keio.ac.jp | 0 | | |
| 131.113.203.241 | flet241.flet.keio.ac.jp | 0 | | |
| 131.113.203.242 | flet242.flet.keio.ac.jp | 0 | | |
| 131.113.203.243 | flet243.flet.keio.ac.jp | 0 | | |
| 131.113.203.244 | flet244.flet.keio.ac.jp | 0 | | |
| 131.113.203.245 | flet245.flet.keio.ac.jp | 0 | | |
| 131.113.203.246 | flet246.flet.keio.ac.jp | 0 | | |
| 131.113.203.247 | flet247.flet.keio.ac.jp | 0 | | |
| 131.113.203.248 | flet248.flet.keio.ac.jp | 0 | | |
| 131.113.203.249 | flet249.flet.keio.ac.jp | 0 | | |
| 131.113.203.250 | — | 0 | | |
| 131.113.203.251 | — | 0 | | |
| 131.113.203.252 | — | 0 | | |
| 131.113.203.253 | hsrp0.flet.keio.ac.jp | 0 | | |
| 131.113.203.254 | hsrp1.flet.keio.ac.jp | 0 | | |
| 131.113.203.255 | broadcast.flet.mita.keio.ac.jp | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 131.113.203.1
traceroute to 131.113.203.1 (131.113.203.1): 64 hops max, 52 byte packets
3 *
Measurement taken from 
IPinfo ProbeNet in Tokyo, JP
IPinfo ProbeNet in Tokyo, JPOn