Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| IPs with RDNS | 225 |
| Hosted Domains | 0 |
| Pingable IPs | 1 |
| Router IPs | 0 |
| 128.138.143.0 | — | 0 |  | |
| 128.138.143.1 | econ-gw-eklc.colorado.edu | 0 | | |
| 128.138.143.2 | — | 0 | | |
| 128.138.143.3 | — | 0 | | |
| 128.138.143.4 | — | 0 | | |
| 128.138.143.5 | — | 0 | | |
| 128.138.143.6 | chemservetesting.colorado.edu | 0 | | |
| 128.138.143.7 | georgelaser.colorado.edu | 0 | | |
| 128.138.143.8 | eklc143-8.colorado.edu | 0 | | |
| 128.138.143.9 | m302-2300.colorado.edu | 0 | | |
| 128.138.143.10 | eklc145lj2600.colorado.edu | 0 | | |
| 128.138.143.11 | chemvirtual2.colorado.edu | 0 | | |
| 128.138.143.12 | m309-1.colorado.edu | 0 | | |
| 128.138.143.13 | eklc-e1b50.colorado.edu | 0 | | |
| 128.138.143.14 | s159bprinter.colorado.edu | 0 | | |
| 128.138.143.15 | chem-old.colorado.edu | 0 | | |
| 128.138.143.16 | vaidastorage.colorado.edu | 0 | | |
| 128.138.143.17 | organicshare.colorado.edu | 0 | | |
| 128.138.143.18 | dent.colorado.edu | 0 | | |
| 128.138.143.19 | chembio136-92.colorado.edu | 0 | | |
| 128.138.143.20 | eklc2-e1b20.colorado.edu | 0 | | |
| 128.138.143.21 | eklc143-21.colorado.edu | 0 | | |
| 128.138.143.22 | chemcopy3.colorado.edu | 0 | | |
| 128.138.143.23 | joule.colorado.edu | 0 | | |
| 128.138.143.24 | chemvirtual2lom.colorado.edu | 0 | | |
| 128.138.143.25 | caffeine.colorado.edu | 0 | | |
| 128.138.143.26 | pchemstorage.colorado.edu | 0 | | |
| 128.138.143.27 | eklc143-27.colorado.edu | 0 | | |
| 128.138.143.28 | genchemstorage.colorado.edu | 0 | | |
| 128.138.143.29 | eklc-m203.colorado.edu | 0 | | |
| 128.138.143.30 | pchemlaser.colorado.edu | 0 | | |
| 128.138.143.31 | chemtripwire.colorado.edu | 0 | | |
| 128.138.143.32 | viking.colorado.edu | 0 | | |
| 128.138.143.33 | nos2009.colorado.edu | 0 | | |
| 128.138.143.34 | chemservelom.colorado.edu | 0 | | |
| 128.138.143.35 | chemservetestlom.colorado.edu | 0 | | |
| 128.138.143.36 | chemw165.colorado.edu | 0 | | |
| 128.138.143.37 | chem2.colorado.edu | 0 | | |
| 128.138.143.38 | srchm01.colorado.edu | 0 | | |
| 128.138.143.39 | srchm02.colorado.edu | 0 | | |
| 128.138.143.40 | chemdev.colorado.edu | 0 | | |
| 128.138.143.41 | volkamer1.colorado.edu | 0 | | |
| 128.138.143.42 | wepa-eklc-1b99.colorado.edu | 0 | | |
| 128.138.143.43 | — | 0 | | |
| 128.138.143.44 | — | 0 | | |
| 128.138.143.45 | — | 0 | | |
| 128.138.143.46 | — | 0 | | |
| 128.138.143.47 | — | 0 | | |
| 128.138.143.48 | eklc143-48.colorado.edu | 0 | | |
| 128.138.143.49 | gmb.colorado.edu | 0 | | |
| 128.138.143.50 | eklc143-50.colorado.edu | 0 | | |
| 128.138.143.51 | chemstorage.colorado.edu | 0 | | |
| 128.138.143.52 | biochemistry.colorado.edu | 0 | | |
| 128.138.143.53 | eklc3color.colorado.edu | 0 | | |
| 128.138.143.54 | chemapps.colorado.edu | 0 | | |
| 128.138.143.55 | chemxerox3.colorado.edu | 0 | | |
| 128.138.143.56 | chemprinte199.colorado.edu | 0 | | |
| 128.138.143.57 | liustorage.colorado.edu | 0 | | |
| 128.138.143.58 | chemprinting.colorado.edu | 0 | | |
| 128.138.143.59 | gradskills.colorado.edu | 0 | | |
| 128.138.143.60 | dukovicstorage.colorado.edu | 0 | | |
| 128.138.143.61 | feldheimstorage.colorado.edu | 0 | | |
| 128.138.143.62 | goldfinger.colorado.edu | 0 | | |
| 128.138.143.63 | zhangstorage.colorado.edu | 0 | | |
| 128.138.143.64 | damrauerstorage.colorado.edu | 0 | | |
| 128.138.143.65 | eklc143-65.colorado.edu | 0 | | |
| 128.138.143.66 | ostrowski.colorado.edu | 0 | | |
| 128.138.143.67 | cu-ekeley-143-67.colorado.edu | 0 | | |
| 128.138.143.68 | — | 0 | | |
| 128.138.143.69 | — | 0 | | |
| 128.138.143.70 | volkamer2.colorado.edu | 0 | | |
| 128.138.143.71 | atomic.colorado.edu | 0 | | |
| 128.138.143.72 | uncle.colorado.edu | 0 | | |
| 128.138.143.73 | volkamer3.colorado.edu | 0 | | |
| 128.138.143.74 | orgchm02.colorado.edu | 0 | | |
| 128.138.143.75 | eklc75.colorado.edu | 0 | | |
| 128.138.143.76 | eklc76.colorado.edu | 0 | | |
| 128.138.143.77 | — | 0 | | |
| 128.138.143.78 | — | 0 | | |
| 128.138.143.79 | — | 0 | | |
| 128.138.143.80 | — | 0 | | |
| 128.138.143.81 | chembackup.colorado.edu | 0 | | |
| 128.138.143.82 | — | 0 | | |
| 128.138.143.83 | — | 0 | | |
| 128.138.143.84 | — | 0 | | |
| 128.138.143.85 | drevil.colorado.edu | 0 | | |
| 128.138.143.86 | volkamer4.colorado.edu | 0 | | |
| 128.138.143.87 | orgprint01.colorado.edu | 0 | | |
| 128.138.143.88 | eklc143-88.colorado.edu | 0 | | |
| 128.138.143.89 | squire9.colorado.edu | 0 | | |
| 128.138.143.90 | eklc143-90.colorado.edu | 0 | | |
| 128.138.143.91 | chemposter.colorado.edu | 0 | | |
| 128.138.143.92 | cpi-eklc-m299-pt1.colorado.edu | 0 | | |
| 128.138.143.93 | eklc143-93.colorado.edu | 0 | | |
| 128.138.143.94 | control.colorado.edu | 0 | | |
| 128.138.143.95 | chemrev2.colorado.edu | 0 | | |
| 128.138.143.96 | fm-143-96.colorado.edu | 0 | | |
| 128.138.143.97 | — | 0 | | |
| 128.138.143.98 | — | 0 | | |
| 128.138.143.99 | — | 0 | | |
| 128.138.143.100 | — | 0 | | |
| 128.138.143.101 | — | 0 | | |
| 128.138.143.102 | r2d2.colorado.edu | 0 | | |
| 128.138.143.103 | orgprint02.colorado.edu | 0 | | |
| 128.138.143.104 | orgprint03.colorado.edu | 0 | | |
| 128.138.143.105 | cu-ekeley-128.138.143.105.colorado.edu | 0 | | |
| 128.138.143.106 | cu-ekeley-128.138.143.106.colorado.edu | 0 | | |
| 128.138.143.107 | cu-ekeley-128.138.143.107.colorado.edu | 0 | | |
| 128.138.143.108 | cu-ekeley-128.138.143.108.colorado.edu | 0 | | |
| 128.138.143.109 | cu-ekeley-128.138.143.109.colorado.edu | 0 | | |
| 128.138.143.110 | cu-ekeley-128.138.143.110.colorado.edu | 0 | | |
| 128.138.143.111 | cu-ekeley-128.138.143.111.colorado.edu | 0 | | |
| 128.138.143.112 | cu-ekeley-128.138.143.112.colorado.edu | 0 | | |
| 128.138.143.113 | cu-ekeley-128.138.143.113.colorado.edu | 0 | | |
| 128.138.143.114 | cu-ekeley-128.138.143.114.colorado.edu | 0 | | |
| 128.138.143.115 | speclab.colorado.edu | 0 | | |
| 128.138.143.116 | chemadmin-old.colorado.edu | 0 | | |
| 128.138.143.117 | eavesprint.colorado.edu | 0 | | |
| 128.138.143.118 | — | 0 | | |
| 128.138.143.119 | chemvirtual1.colorado.edu | 0 | | |
| 128.138.143.120 | peta.colorado.edu | 0 | | |
| 128.138.143.121 | mchenryfiles.colorado.edu | 0 | | |
| 128.138.143.122 | ekly122.colorado.edu | 0 | | |
| 128.138.143.123 | m350-1.colorado.edu | 0 | | |
| 128.138.143.124 | chemserve.colorado.edu | 0 | | |
| 128.138.143.125 | — | 0 | | |
| 128.138.143.126 | — | 0 | | |
| 128.138.143.127 | orgprint04.colorado.edu | 0 | | |
| 128.138.143.128 | cu-ekeley-128.138.143.128.colorado.edu | 0 | | |
| 128.138.143.129 | cu-ekeley-128.138.143.129.colorado.edu | 0 | | |
| 128.138.143.130 | cu-ekeley-128.138.143.130.colorado.edu | 0 | | |
| 128.138.143.131 | cu-ekeley-128.138.143.131.colorado.edu | 0 | | |
| 128.138.143.132 | cu-ekeley-128.138.143.132.colorado.edu | 0 | | |
| 128.138.143.133 | cu-ekeley-128.138.143.133.colorado.edu | 0 | | |
| 128.138.143.134 | cu-ekeley-128.138.143.134.colorado.edu | 0 | | |
| 128.138.143.135 | cu-ekeley-128.138.143.135.colorado.edu | 0 | | |
| 128.138.143.136 | cu-ekeley-128.138.143.136.colorado.edu | 0 | | |
| 128.138.143.137 | orgprint05.colorado.edu | 0 | | |
| 128.138.143.138 | cu-ekeley-128.138.143.138.colorado.edu | 0 | | |
| 128.138.143.139 | cu-ekeley-128.138.143.139.colorado.edu | 0 | | |
| 128.138.143.140 | cu-ekeley-128.138.143.140.colorado.edu | 0 | | |
| 128.138.143.141 | cu-ekeley-128.138.143.141.colorado.edu | 0 | | |
| 128.138.143.142 | cu-ekeley-128.138.143.142.colorado.edu | 0 | | |
| 128.138.143.143 | cu-ekeley-128.138.143.143.colorado.edu | 0 | | |
| 128.138.143.144 | cu-ekeley-128.138.143.144.colorado.edu | 0 | | |
| 128.138.143.145 | cu-ekeley-128.138.143.145.colorado.edu | 0 | | |
| 128.138.143.146 | cu-ekeley-128.138.143.146.colorado.edu | 0 | | |
| 128.138.143.147 | cu-ekeley-128.138.143.147.colorado.edu | 0 | | |
| 128.138.143.148 | cu-ekeley-128.138.143.148.colorado.edu | 0 | | |
| 128.138.143.149 | cu-ekeley-128.138.143.149.colorado.edu | 0 | | |
| 128.138.143.150 | cu-ekeley-128.138.143.150.colorado.edu | 0 | | |
| 128.138.143.151 | cu-ekeley-128.138.143.151.colorado.edu | 0 | | |
| 128.138.143.152 | cu-ekeley-128.138.143.152.colorado.edu | 0 | | |
| 128.138.143.153 | cu-ekeley-128.138.143.153.colorado.edu | 0 | | |
| 128.138.143.154 | cu-ekeley-128.138.143.154.colorado.edu | 0 | | |
| 128.138.143.155 | cu-ekeley-128.138.143.155.colorado.edu | 0 | | |
| 128.138.143.156 | cu-ekeley-128.138.143.156.colorado.edu | 0 | | |
| 128.138.143.157 | cu-ekeley-128.138.143.157.colorado.edu | 0 | | |
| 128.138.143.158 | cu-ekeley-128.138.143.158.colorado.edu | 0 | | |
| 128.138.143.159 | cu-ekeley-128.138.143.159.colorado.edu | 0 | | |
| 128.138.143.160 | cu-ekeley-128.138.143.160.colorado.edu | 0 | | |
| 128.138.143.161 | cu-ekeley-128.138.143.161.colorado.edu | 0 | | |
| 128.138.143.162 | cu-ekeley-128.138.143.162.colorado.edu | 0 | | |
| 128.138.143.163 | cu-ekeley-128.138.143.163.colorado.edu | 0 | | |
| 128.138.143.164 | cu-ekeley-128.138.143.164.colorado.edu | 0 | | |
| 128.138.143.165 | orgchemvm.colorado.edu | 0 | | |
| 128.138.143.166 | cu-ekeley-143-166.colorado.edu | 0 | | |
| 128.138.143.167 | eklc143-167.colorado.edu | 0 | | |
| 128.138.143.168 | genchemcolor.colorado.edu | 0 | | |
| 128.138.143.169 | — | 0 | | |
| 128.138.143.170 | — | 0 | | |
| 128.138.143.171 | kilo.colorado.edu | 0 | | |
| 128.138.143.172 | — | 0 | | |
| 128.138.143.173 | ug300nmr.colorado.edu | 0 | | |
| 128.138.143.174 | m309-2.colorado.edu | 0 | | |
| 128.138.143.175 | m309-3.colorado.edu | 0 | | |
| 128.138.143.176 | cu-ekeley-143-176.colorado.edu | 0 | | |
| 128.138.143.177 | cu-ekeley-128.138.143.177.colorado.edu | 0 | | |
| 128.138.143.178 | cu-ekeley-128.138.143.178.colorado.edu | 0 | | |
| 128.138.143.179 | cu-ekeley-128.138.143.179.colorado.edu | 0 | | |
| 128.138.143.180 | cu-ekeley-128.138.143.180.colorado.edu | 0 | | |
| 128.138.143.181 | cu-ekeley-128.138.143.181.colorado.edu | 0 | | |
| 128.138.143.182 | cu-ekeley-128.138.143.182.colorado.edu | 0 | | |
| 128.138.143.183 | cu-ekeley-128.138.143.183.colorado.edu | 0 | | |
| 128.138.143.184 | cu-ekeley-128.138.143.184.colorado.edu | 0 | | |
| 128.138.143.185 | cu-ekeley-128.138.143.185.colorado.edu | 0 | | |
| 128.138.143.186 | cu-ekeley-128.138.143.186.colorado.edu | 0 | | |
| 128.138.143.187 | cu-ekeley-128.138.143.187.colorado.edu | 0 | | |
| 128.138.143.188 | cu-ekeley-128.138.143.188.colorado.edu | 0 | | |
| 128.138.143.189 | cu-ekeley-128.138.143.189.colorado.edu | 0 | | |
| 128.138.143.190 | cu-ekeley-128.138.143.190.colorado.edu | 0 | | |
| 128.138.143.191 | cu-ekeley-128.138.143.191.colorado.edu | 0 | | |
| 128.138.143.192 | cu-ekeley-128.138.143.192.colorado.edu | 0 | | |
| 128.138.143.193 | cu-ekeley-128.138.143.193.colorado.edu | 0 | | |
| 128.138.143.194 | cu-ekeley-128.138.143.194.colorado.edu | 0 | | |
| 128.138.143.195 | cu-ekeley-128.138.143.195.colorado.edu | 0 | | |
| 128.138.143.196 | cu-ekeley-128.138.143.196.colorado.edu | 0 | | |
| 128.138.143.197 | cu-ekeley-128.138.143.197.colorado.edu | 0 | | |
| 128.138.143.198 | cu-ekeley-128.138.143.198.colorado.edu | 0 | | |
| 128.138.143.199 | cu-ekeley-128.138.143.199.colorado.edu | 0 | | |
| 128.138.143.200 | cu-ekeley-128.138.143.200.colorado.edu | 0 | | |
| 128.138.143.201 | cu-ekeley-128.138.143.201.colorado.edu | 0 | | |
| 128.138.143.202 | cu-ekeley-128.138.143.202.colorado.edu | 0 | | |
| 128.138.143.203 | cu-ekeley-128.138.143.203.colorado.edu | 0 | | |
| 128.138.143.204 | cu-ekeley-128.138.143.204.colorado.edu | 0 | | |
| 128.138.143.205 | cu-ekeley-128.138.143.205.colorado.edu | 0 | | |
| 128.138.143.206 | cu-ekeley-128.138.143.206.colorado.edu | 0 | | |
| 128.138.143.207 | cu-ekeley-128.138.143.207.colorado.edu | 0 | | |
| 128.138.143.208 | cu-ekeley-128.138.143.208.colorado.edu | 0 | | |
| 128.138.143.209 | cu-ekeley-128.138.143.209.colorado.edu | 0 | | |
| 128.138.143.210 | cu-ekeley-128.138.143.210.colorado.edu | 0 | | |
| 128.138.143.211 | cu-ekeley-128.138.143.211.colorado.edu | 0 | | |
| 128.138.143.212 | cu-ekeley-128.138.143.212.colorado.edu | 0 | | |
| 128.138.143.213 | cu-ekeley-128.138.143.213.colorado.edu | 0 | | |
| 128.138.143.214 | cu-ekeley-128.138.143.214.colorado.edu | 0 | | |
| 128.138.143.215 | cu-ekeley-128.138.143.215.colorado.edu | 0 | | |
| 128.138.143.216 | cu-ekeley-128.138.143.216.colorado.edu | 0 | | |
| 128.138.143.217 | cu-ekeley-128.138.143.217.colorado.edu | 0 | | |
| 128.138.143.218 | cu-ekeley-128.138.143.218.colorado.edu | 0 | | |
| 128.138.143.219 | cu-ekeley-128.138.143.219.colorado.edu | 0 | | |
| 128.138.143.220 | cu-ekeley-128.138.143.220.colorado.edu | 0 | | |
| 128.138.143.221 | cu-ekeley-128.138.143.221.colorado.edu | 0 | | |
| 128.138.143.222 | cu-ekeley-128.138.143.222.colorado.edu | 0 | | |
| 128.138.143.223 | cu-ekeley-128.138.143.223.colorado.edu | 0 | | |
| 128.138.143.224 | cu-ekeley-128.138.143.224.colorado.edu | 0 | | |
| 128.138.143.225 | cu-ekeley-128.138.143.225.colorado.edu | 0 | | |
| 128.138.143.226 | cu-ekeley-128.138.143.226.colorado.edu | 0 | | |
| 128.138.143.227 | cu-ekeley-128.138.143.227.colorado.edu | 0 | | |
| 128.138.143.228 | cu-ekeley-128.138.143.228.colorado.edu | 0 | | |
| 128.138.143.229 | cu-ekeley-128.138.143.229.colorado.edu | 0 | | |
| 128.138.143.230 | cu-ekeley-128.138.143.230.colorado.edu | 0 | | |
| 128.138.143.231 | cu-ekeley-128.138.143.231.colorado.edu | 0 | | |
| 128.138.143.232 | cu-ekeley-128.138.143.232.colorado.edu | 0 | | |
| 128.138.143.233 | cu-ekeley-128.138.143.233.colorado.edu | 0 | | |
| 128.138.143.234 | cu-ekeley-128.138.143.234.colorado.edu | 0 | | |
| 128.138.143.235 | cu-ekeley-128.138.143.235.colorado.edu | 0 | | |
| 128.138.143.236 | cu-ekeley-128.138.143.236.colorado.edu | 0 | | |
| 128.138.143.237 | cu-ekeley-128.138.143.237.colorado.edu | 0 | | |
| 128.138.143.238 | cu-ekeley-128.138.143.238.colorado.edu | 0 | | |
| 128.138.143.239 | cu-ekeley-128.138.143.239.colorado.edu | 0 | | |
| 128.138.143.240 | cu-ekeley-128.138.143.240.colorado.edu | 0 | | |
| 128.138.143.241 | cu-ekeley-128.138.143.241.colorado.edu | 0 | | |
| 128.138.143.242 | cu-ekeley-128.138.143.242.colorado.edu | 0 | | |
| 128.138.143.243 | cu-ekeley-128.138.143.243.colorado.edu | 0 | | |
| 128.138.143.244 | cu-ekeley-128.138.143.244.colorado.edu | 0 | | |
| 128.138.143.245 | cu-ekeley-128.138.143.245.colorado.edu | 0 | | |
| 128.138.143.246 | cu-ekeley-128.138.143.246.colorado.edu | 0 | | |
| 128.138.143.247 | cu-ekeley-128.138.143.247.colorado.edu | 0 | | |
| 128.138.143.248 | cu-ekeley-128.138.143.248.colorado.edu | 0 | | |
| 128.138.143.249 | cu-ekeley-128.138.143.249.colorado.edu | 0 | | |
| 128.138.143.250 | cu-ekeley-128.138.143.250.colorado.edu | 0 | | |
| 128.138.143.251 | cu-ekeley-128.138.143.251.colorado.edu | 0 | | |
| 128.138.143.252 | cu-ekeley-128.138.143.252.colorado.edu | 0 | | |
| 128.138.143.253 | cu-ekeley-128.138.143.253.colorado.edu | 0 | | |
| 128.138.143.254 | cu-ekeley-128.138.143.254.colorado.edu | 0 | | |
| 128.138.143.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f3 128.138.143.145
traceroute to 128.138.143.145 (128.138.143.145): 64 hops max, 52 byte packets
Measurement taken from 
IPinfo ProbeNet in Denver, US
IPinfo ProbeNet in Denver, USOn