Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| IPs with RDNS | 185 |
| Hosted Domains | 0 |
| Pingable IPs | 0 |
| Router IPs | 0 |
| 128.138.158.0 | — | 0 |  | |
| 128.138.158.1 | ecae158-1-gw.colorado.edu | 0 | | |
| 128.138.158.2 | — | 0 | | |
| 128.138.158.3 | — | 0 | | |
| 128.138.158.4 | — | 0 | | |
| 128.138.158.5 | reynolds.colorado.edu | 0 | | |
| 128.138.158.6 | — | 0 | | |
| 128.138.158.7 | ecae158-7.colorado.edu | 0 | | |
| 128.138.158.8 | nene.colorado.edu | 0 | | |
| 128.138.158.9 | vonkarman.colorado.edu | 0 | | |
| 128.138.158.10 | ecae158-10.colorado.edu | 0 | | |
| 128.138.158.11 | bessel.colorado.edu | 0 | | |
| 128.138.158.12 | theborg.colorado.edu | 0 | | |
| 128.138.158.13 | aes-tech.colorado.edu | 0 | | |
| 128.138.158.14 | aes002.colorado.edu | 0 | | |
| 128.138.158.15 | — | 0 | | |
| 128.138.158.16 | — | 0 | | |
| 128.138.158.17 | — | 0 | | |
| 128.138.158.18 | ocean.colorado.edu | 0 | | |
| 128.138.158.19 | epson-1b81.colorado.edu | 0 | | |
| 128.138.158.20 | ecot158-20.colorado.edu | 0 | | |
| 128.138.158.21 | tracsat.colorado.edu | 0 | | |
| 128.138.158.22 | einstein.colorado.edu | 0 | | |
| 128.138.158.23 | sea.colorado.edu | 0 | | |
| 128.138.158.24 | scorekeepers.colorado.edu | 0 | | |
| 128.138.158.25 | nabla.colorado.edu | 0 | | |
| 128.138.158.26 | snow09.colorado.edu | 0 | | |
| 128.138.158.27 | chili.colorado.edu | 0 | | |
| 128.138.158.28 | courant.colorado.edu | 0 | | |
| 128.138.158.29 | aeroprojects-stor.colorado.edu | 0 | | |
| 128.138.158.30 | sita.colorado.edu | 0 | | |
| 128.138.158.31 | bme-p-001.colorado.edu | 0 | | |
| 128.138.158.32 | kmlabs.colorado.edu | 0 | | |
| 128.138.158.33 | jamesharper.colorado.edu | 0 | | |
| 128.138.158.34 | — | 0 | | |
| 128.138.158.35 | — | 0 | | |
| 128.138.158.36 | ecot158-36.colorado.edu | 0 | | |
| 128.138.158.37 | — | 0 | | |
| 128.138.158.38 | aes-vcs.colorado.edu | 0 | | |
| 128.138.158.39 | cfdserv.colorado.edu | 0 | | |
| 128.138.158.40 | — | 0 | | |
| 128.138.158.41 | — | 0 | | |
| 128.138.158.42 | — | 0 | | |
| 128.138.158.43 | lighthill.colorado.edu | 0 | | |
| 128.138.158.44 | starwars.colorado.edu | 0 | | |
| 128.138.158.45 | poutine.colorado.edu | 0 | | |
| 128.138.158.46 | — | 0 | | |
| 128.138.158.47 | eshop.colorado.edu | 0 | | |
| 128.138.158.48 | uq-sky.colorado.edu | 0 | | |
| 128.138.158.49 | vaman.colorado.edu | 0 | | |
| 128.138.158.50 | robo-p-01.colorado.edu | 0 | | |
| 128.138.158.51 | — | 0 | | |
| 128.138.158.52 | — | 0 | | |
| 128.138.158.53 | dirt.colorado.edu | 0 | | |
| 128.138.158.54 | linatron.colorado.edu | 0 | | |
| 128.138.158.55 | ecot158-55.colorado.edu | 0 | | |
| 128.138.158.56 | culp.colorado.edu | 0 | | |
| 128.138.158.57 | tunesmith.colorado.edu | 0 | | |
| 128.138.158.58 | sriracha.colorado.edu | 0 | | |
| 128.138.158.59 | ecot158-59.colorado.edu | 0 | | |
| 128.138.158.60 | ecae158-60.colorado.edu | 0 | | |
| 128.138.158.61 | ecnw-150g.colorado.edu | 0 | | |
| 128.138.158.62 | — | 0 | | |
| 128.138.158.63 | aes006.colorado.edu | 0 | | |
| 128.138.158.64 | inge.colorado.edu | 0 | | |
| 128.138.158.65 | — | 0 | | |
| 128.138.158.66 | waffler.colorado.edu | 0 | | |
| 128.138.158.67 | — | 0 | | |
| 128.138.158.68 | aes008.colorado.edu | 0 | | |
| 128.138.158.69 | h4.colorado.edu | 0 | | |
| 128.138.158.70 | — | 0 | | |
| 128.138.158.71 | — | 0 | | |
| 128.138.158.72 | — | 0 | | |
| 128.138.158.73 | — | 0 | | |
| 128.138.158.74 | gokul.colorado.edu | 0 | | |
| 128.138.158.75 | — | 0 | | |
| 128.138.158.76 | — | 0 | | |
| 128.138.158.77 | — | 0 | | |
| 128.138.158.78 | — | 0 | | |
| 128.138.158.79 | — | 0 | | |
| 128.138.158.80 | — | 0 | | |
| 128.138.158.81 | — | 0 | | |
| 128.138.158.82 | — | 0 | | |
| 128.138.158.83 | mjolnir.colorado.edu | 0 | | |
| 128.138.158.84 | — | 0 | | |
| 128.138.158.85 | bender.colorado.edu | 0 | | |
| 128.138.158.86 | — | 0 | | |
| 128.138.158.87 | swede.colorado.edu | 0 | | |
| 128.138.158.88 | — | 0 | | |
| 128.138.158.89 | ecme158-89.colorado.edu | 0 | | |
| 128.138.158.90 | belanna.colorado.edu | 0 | | |
| 128.138.158.91 | — | 0 | | |
| 128.138.158.92 | — | 0 | | |
| 128.138.158.93 | case.colorado.edu | 0 | | |
| 128.138.158.94 | — | 0 | | |
| 128.138.158.95 | — | 0 | | |
| 128.138.158.96 | cuus.colorado.edu | 0 | | |
| 128.138.158.97 | — | 0 | | |
| 128.138.158.98 | liel2.colorado.edu | 0 | | |
| 128.138.158.99 | — | 0 | | |
| 128.138.158.100 | aesnas.colorado.edu | 0 | | |
| 128.138.158.101 | aero158-101.colorado.edu | 0 | | |
| 128.138.158.102 | ecot158-102.colorado.edu | 0 | | |
| 128.138.158.103 | — | 0 | | |
| 128.138.158.104 | uq.colorado.edu | 0 | | |
| 128.138.158.105 | ecae158-105.colorado.edu | 0 | | |
| 128.138.158.106 | — | 0 | | |
| 128.138.158.107 | archy.colorado.edu | 0 | | |
| 128.138.158.108 | aeroprojects.colorado.edu | 0 | | |
| 128.138.158.109 | — | 0 | | |
| 128.138.158.110 | — | 0 | | |
| 128.138.158.111 | daisy-hp.colorado.edu | 0 | | |
| 128.138.158.112 | — | 0 | | |
| 128.138.158.113 | aero158-113.colorado.edu | 0 | | |
| 128.138.158.114 | — | 0 | | |
| 128.138.158.115 | — | 0 | | |
| 128.138.158.116 | — | 0 | | |
| 128.138.158.117 | cu-ecae-128.138.158.117.colorado.edu | 0 | | |
| 128.138.158.118 | cu-ecae-128.138.158.118.colorado.edu | 0 | | |
| 128.138.158.119 | cu-ecae-128.138.158.119.colorado.edu | 0 | | |
| 128.138.158.120 | cu-ecae-128.138.158.120.colorado.edu | 0 | | |
| 128.138.158.121 | cu-ecae-128.138.158.121.colorado.edu | 0 | | |
| 128.138.158.122 | cu-ecae-128.138.158.122.colorado.edu | 0 | | |
| 128.138.158.123 | cu-ecae-128.138.158.123.colorado.edu | 0 | | |
| 128.138.158.124 | cu-ecae-128.138.158.124.colorado.edu | 0 | | |
| 128.138.158.125 | cu-ecae-128.138.158.125.colorado.edu | 0 | | |
| 128.138.158.126 | cu-ecae-128.138.158.126.colorado.edu | 0 | | |
| 128.138.158.127 | cu-ecae-128.138.158.127.colorado.edu | 0 | | |
| 128.138.158.128 | cu-ecae-128.138.158.128.colorado.edu | 0 | | |
| 128.138.158.129 | cu-ecae-128.138.158.129.colorado.edu | 0 | | |
| 128.138.158.130 | cu-ecae-128.138.158.130.colorado.edu | 0 | | |
| 128.138.158.131 | cu-ecae-128.138.158.131.colorado.edu | 0 | | |
| 128.138.158.132 | cu-ecae-128.138.158.132.colorado.edu | 0 | | |
| 128.138.158.133 | cu-ecae-128.138.158.133.colorado.edu | 0 | | |
| 128.138.158.134 | cu-ecae-128.138.158.134.colorado.edu | 0 | | |
| 128.138.158.135 | cu-ecae-128.138.158.135.colorado.edu | 0 | | |
| 128.138.158.136 | cu-ecae-128.138.158.136.colorado.edu | 0 | | |
| 128.138.158.137 | cu-ecae-128.138.158.137.colorado.edu | 0 | | |
| 128.138.158.138 | cu-ecae-128.138.158.138.colorado.edu | 0 | | |
| 128.138.158.139 | cu-ecae-128.138.158.139.colorado.edu | 0 | | |
| 128.138.158.140 | cu-ecae-128.138.158.140.colorado.edu | 0 | | |
| 128.138.158.141 | cu-ecae-128.138.158.141.colorado.edu | 0 | | |
| 128.138.158.142 | cu-ecae-128.138.158.142.colorado.edu | 0 | | |
| 128.138.158.143 | cu-ecae-128.138.158.143.colorado.edu | 0 | | |
| 128.138.158.144 | cu-ecae-128.138.158.144.colorado.edu | 0 | | |
| 128.138.158.145 | cu-ecae-128.138.158.145.colorado.edu | 0 | | |
| 128.138.158.146 | cu-ecae-128.138.158.146.colorado.edu | 0 | | |
| 128.138.158.147 | cu-ecae-128.138.158.147.colorado.edu | 0 | | |
| 128.138.158.148 | cu-ecae-128.138.158.148.colorado.edu | 0 | | |
| 128.138.158.149 | cu-ecae-128.138.158.149.colorado.edu | 0 | | |
| 128.138.158.150 | cu-ecae-128.138.158.150.colorado.edu | 0 | | |
| 128.138.158.151 | cu-ecae-128.138.158.151.colorado.edu | 0 | | |
| 128.138.158.152 | cu-ecae-128.138.158.152.colorado.edu | 0 | | |
| 128.138.158.153 | cu-ecae-128.138.158.153.colorado.edu | 0 | | |
| 128.138.158.154 | cu-ecae-128.138.158.154.colorado.edu | 0 | | |
| 128.138.158.155 | cu-ecae-128.138.158.155.colorado.edu | 0 | | |
| 128.138.158.156 | cu-ecae-128.138.158.156.colorado.edu | 0 | | |
| 128.138.158.157 | cu-ecae-128.138.158.157.colorado.edu | 0 | | |
| 128.138.158.158 | cu-ecae-128.138.158.158.colorado.edu | 0 | | |
| 128.138.158.159 | cu-ecae-128.138.158.159.colorado.edu | 0 | | |
| 128.138.158.160 | cu-ecae-128.138.158.160.colorado.edu | 0 | | |
| 128.138.158.161 | cu-ecae-128.138.158.161.colorado.edu | 0 | | |
| 128.138.158.162 | cu-ecae-128.138.158.162.colorado.edu | 0 | | |
| 128.138.158.163 | cu-ecae-128.138.158.163.colorado.edu | 0 | | |
| 128.138.158.164 | cu-ecae-128.138.158.164.colorado.edu | 0 | | |
| 128.138.158.165 | cu-ecae-128.138.158.165.colorado.edu | 0 | | |
| 128.138.158.166 | cu-ecae-128.138.158.166.colorado.edu | 0 | | |
| 128.138.158.167 | cu-ecae-128.138.158.167.colorado.edu | 0 | | |
| 128.138.158.168 | cu-ecae-128.138.158.168.colorado.edu | 0 | | |
| 128.138.158.169 | cu-ecae-128.138.158.169.colorado.edu | 0 | | |
| 128.138.158.170 | cu-ecae-128.138.158.170.colorado.edu | 0 | | |
| 128.138.158.171 | cu-ecae-128.138.158.171.colorado.edu | 0 | | |
| 128.138.158.172 | cu-ecae-128.138.158.172.colorado.edu | 0 | | |
| 128.138.158.173 | cu-ecae-128.138.158.173.colorado.edu | 0 | | |
| 128.138.158.174 | cu-ecae-128.138.158.174.colorado.edu | 0 | | |
| 128.138.158.175 | cu-ecae-128.138.158.175.colorado.edu | 0 | | |
| 128.138.158.176 | cu-ecae-128.138.158.176.colorado.edu | 0 | | |
| 128.138.158.177 | cu-ecae-128.138.158.177.colorado.edu | 0 | | |
| 128.138.158.178 | cu-ecae-128.138.158.178.colorado.edu | 0 | | |
| 128.138.158.179 | cu-ecae-128.138.158.179.colorado.edu | 0 | | |
| 128.138.158.180 | cu-ecae-128.138.158.180.colorado.edu | 0 | | |
| 128.138.158.181 | cu-ecae-128.138.158.181.colorado.edu | 0 | | |
| 128.138.158.182 | cu-ecae-128.138.158.182.colorado.edu | 0 | | |
| 128.138.158.183 | cu-ecae-128.138.158.183.colorado.edu | 0 | | |
| 128.138.158.184 | cu-ecae-128.138.158.184.colorado.edu | 0 | | |
| 128.138.158.185 | cu-ecae-128.138.158.185.colorado.edu | 0 | | |
| 128.138.158.186 | cu-ecae-128.138.158.186.colorado.edu | 0 | | |
| 128.138.158.187 | cu-ecae-128.138.158.187.colorado.edu | 0 | | |
| 128.138.158.188 | cu-ecae-128.138.158.188.colorado.edu | 0 | | |
| 128.138.158.189 | cu-ecae-128.138.158.189.colorado.edu | 0 | | |
| 128.138.158.190 | cu-ecae-128.138.158.190.colorado.edu | 0 | | |
| 128.138.158.191 | cu-ecae-128.138.158.191.colorado.edu | 0 | | |
| 128.138.158.192 | cu-ecae-128.138.158.192.colorado.edu | 0 | | |
| 128.138.158.193 | cu-ecae-128.138.158.193.colorado.edu | 0 | | |
| 128.138.158.194 | cu-ecae-128.138.158.194.colorado.edu | 0 | | |
| 128.138.158.195 | cu-ecae-128.138.158.195.colorado.edu | 0 | | |
| 128.138.158.196 | cu-ecae-128.138.158.196.colorado.edu | 0 | | |
| 128.138.158.197 | cu-ecae-128.138.158.197.colorado.edu | 0 | | |
| 128.138.158.198 | cu-ecae-128.138.158.198.colorado.edu | 0 | | |
| 128.138.158.199 | cu-ecae-128.138.158.199.colorado.edu | 0 | | |
| 128.138.158.200 | bowie.colorado.edu | 0 | | |
| 128.138.158.201 | — | 0 | | |
| 128.138.158.202 | — | 0 | | |
| 128.138.158.203 | — | 0 | | |
| 128.138.158.204 | goya.colorado.edu | 0 | | |
| 128.138.158.205 | dilbert.colorado.edu | 0 | | |
| 128.138.158.206 | miro.colorado.edu | 0 | | |
| 128.138.158.207 | — | 0 | | |
| 128.138.158.208 | — | 0 | | |
| 128.138.158.209 | — | 0 | | |
| 128.138.158.210 | — | 0 | | |
| 128.138.158.211 | — | 0 | | |
| 128.138.158.212 | — | 0 | | |
| 128.138.158.213 | — | 0 | | |
| 128.138.158.214 | — | 0 | | |
| 128.138.158.215 | — | 0 | | |
| 128.138.158.216 | — | 0 | | |
| 128.138.158.217 | — | 0 | | |
| 128.138.158.218 | — | 0 | | |
| 128.138.158.219 | — | 0 | | |
| 128.138.158.220 | cu-ecae-128.138.158.220.colorado.edu | 0 | | |
| 128.138.158.221 | cu-ecae-128.138.158.221.colorado.edu | 0 | | |
| 128.138.158.222 | cu-ecae-128.138.158.222.colorado.edu | 0 | | |
| 128.138.158.223 | cu-ecae-128.138.158.223.colorado.edu | 0 | | |
| 128.138.158.224 | cu-ecae-128.138.158.224.colorado.edu | 0 | | |
| 128.138.158.225 | cu-ecae-128.138.158.225.colorado.edu | 0 | | |
| 128.138.158.226 | — | 0 | | |
| 128.138.158.227 | — | 0 | | |
| 128.138.158.228 | — | 0 | | |
| 128.138.158.229 | — | 0 | | |
| 128.138.158.230 | — | 0 | | |
| 128.138.158.231 | cu-ecae-128.138.158.231.colorado.edu | 0 | | |
| 128.138.158.232 | cu-ecae-128.138.158.232.colorado.edu | 0 | | |
| 128.138.158.233 | cu-ecae-128.138.158.233.colorado.edu | 0 | | |
| 128.138.158.234 | cu-ecae-128.138.158.234.colorado.edu | 0 | | |
| 128.138.158.235 | cu-ecae-128.138.158.235.colorado.edu | 0 | | |
| 128.138.158.236 | cu-ecae-128.138.158.236.colorado.edu | 0 | | |
| 128.138.158.237 | cu-ecae-128.138.158.237.colorado.edu | 0 | | |
| 128.138.158.238 | cu-ecae-128.138.158.238.colorado.edu | 0 | | |
| 128.138.158.239 | cu-ecae-128.138.158.239.colorado.edu | 0 | | |
| 128.138.158.240 | cu-ecae-128.138.158.240.colorado.edu | 0 | | |
| 128.138.158.241 | cu-ecae-128.138.158.241.colorado.edu | 0 | | |
| 128.138.158.242 | cu-ecae-128.138.158.242.colorado.edu | 0 | | |
| 128.138.158.243 | cu-ecae-128.138.158.243.colorado.edu | 0 | | |
| 128.138.158.244 | cu-ecae-128.138.158.244.colorado.edu | 0 | | |
| 128.138.158.245 | cu-ecae-128.138.158.245.colorado.edu | 0 | | |
| 128.138.158.246 | cu-ecae-128.138.158.246.colorado.edu | 0 | | |
| 128.138.158.247 | cu-ecae-128.138.158.247.colorado.edu | 0 | | |
| 128.138.158.248 | cu-ecae-128.138.158.248.colorado.edu | 0 | | |
| 128.138.158.249 | cu-ecae-128.138.158.249.colorado.edu | 0 | | |
| 128.138.158.250 | cu-ecae-128.138.158.250.colorado.edu | 0 | | |
| 128.138.158.251 | cu-ecae-128.138.158.251.colorado.edu | 0 | | |
| 128.138.158.252 | cu-ecae-128.138.158.252.colorado.edu | 0 | | |
| 128.138.158.253 | cu-ecae-128.138.158.253.colorado.edu | 0 | | |
| 128.138.158.254 | cu-ecae-128.138.158.254.colorado.edu | 0 | | |
| 128.138.158.255 | — | 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 -m8 128.138.158.202
traceroute to 128.138.158.202 (128.138.158.202): 8 hops max, 52 byte packets
6 *
7 *
8 *
Measurement taken from 
IPinfo ProbeNet in Mount Prospect, US
IPinfo ProbeNet in Mount Prospect, USOn