Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| IPs with RDNS | 185 |
| Hosted Domains | 0 |
| Pingable IPs | 19 |
| Router IPs | 2 |
| 128.138.67.0 | — | 0 |  | |
| 128.138.67.1 | spscbuspub67-0-gw.colorado.edu | 0 | | |
| 128.138.67.2 | — | 0 | | |
| 128.138.67.3 | — | 0 | | |
| 128.138.67.4 | leedsfaculty.colorado.edu | 0 | | |
| 128.138.67.5 | leedsmediasite.colorado.edu | 0 | | |
| 128.138.67.6 | semantics-test.colorado.edu | 0 | | |
| 128.138.67.7 | atn.colorado.edu | 0 | | |
| 128.138.67.8 | behavior.colorado.edu | 0 | | |
| 128.138.67.9 | — | 0 | | |
| 128.138.67.10 | inndev.colorado.edu | 0 | | |
| 128.138.67.11 | innitiate.colorado.edu | 0 | | |
| 128.138.67.12 | leedsim.colorado.edu | 0 | | |
| 128.138.67.13 | inntest.colorado.edu | 0 | | |
| 128.138.67.14 | leeds-courses.colorado.edu | 0 | | |
| 128.138.67.15 | leeds-faculty.colorado.edu | 0 | | |
| 128.138.67.16 | busdemeter.ad.colorado.edu | 0 | | |
| 128.138.67.17 | busenyo.colorado.edu | 0 | | |
| 128.138.67.18 | — | 0 | | |
| 128.138.67.19 | — | 0 | | |
| 128.138.67.20 | leedsintranet.colorado.edu | 0 | | |
| 128.138.67.21 | busathena.colorado.edu | 0 | | |
| 128.138.67.22 | busmercury.colorado.edu | 0 | | |
| 128.138.67.23 | itemontology.colorado.edu | 0 | | |
| 128.138.67.24 | lsbmediastream.colorado.edu | 0 | | |
| 128.138.67.25 | bustyche2.colorado.edu | 0 | | |
| 128.138.67.26 | leedsroomreq.colorado.edu | 0 | | |
| 128.138.67.27 | aucres.colorado.edu | 0 | | |
| 128.138.67.28 | carelab.colorado.edu | 0 | | |
| 128.138.67.29 | — | 0 | | |
| 128.138.67.30 | nlpdev.colorado.edu | 0 | | |
| 128.138.67.31 | — | 0 | | |
| 128.138.67.32 | solver.colorado.edu | 0 | | |
| 128.138.67.33 | design.colorado.edu | 0 | | |
| 128.138.67.34 | leeds-teaching.colorado.edu | 0 | | |
| 128.138.67.35 | — | 0 | | |
| 128.138.67.36 | leedsadvising.colorado.edu | 0 | | |
| 128.138.67.37 | busskittles.colorado.edu | 0 | | |
| 128.138.67.38 | — | 0 | | |
| 128.138.67.39 | — | 0 | | |
| 128.138.67.40 | — | 0 | | |
| 128.138.67.41 | busneon.colorado.edu | 0 | | |
| 128.138.67.42 | — | 0 | | |
| 128.138.67.43 | inn.colorado.edu | 0 | | |
| 128.138.67.44 | — | 0 | | |
| 128.138.67.45 | — | 0 | | |
| 128.138.67.46 | — | 0 | | |
| 128.138.67.47 | — | 0 | | |
| 128.138.67.48 | — | 0 | | |
| 128.138.67.49 | — | 0 | | |
| 128.138.67.50 | — | 0 | | |
| 128.138.67.51 | — | 0 | | |
| 128.138.67.52 | devleedsadvising.colorado.edu | 0 | | |
| 128.138.67.53 | devappointments.colorado.edu | 0 | | |
| 128.138.67.54 | — | 0 | | |
| 128.138.67.55 | busgelato.ad.colorado.edu | 0 | | |
| 128.138.67.56 | buszion.ad.colorado.edu | 0 | | |
| 128.138.67.57 | — | 0 | | |
| 128.138.67.58 | — | 0 | | |
| 128.138.67.59 | ontoforge.colorado.edu | 0 | | |
| 128.138.67.60 | — | 0 | | |
| 128.138.67.61 | — | 0 | | |
| 128.138.67.62 | — | 0 | | |
| 128.138.67.63 | — | 0 | | |
| 128.138.67.64 | — | 0 | | |
| 128.138.67.65 | spsc-f5-pub67-gw.colorado.edu | 0 | |  |
| 128.138.67.66 | — | 0 | | |
| 128.138.67.67 | spsc-f5-67.colorado.edu | 0 | | |
| 128.138.67.68 | spsc2-f5-67.colorado.edu | 0 | | |
| 128.138.67.69 | spsc2-f5-vip-67.colorado.edu | 0 | | |
| 128.138.67.70 | redirects-spsc.colorado.edu | 0 | | |
| 128.138.67.71 | finesse-spsc.colorado.edu | 0 | | |
| 128.138.67.72 | fedauth-test-spsc.colorado.edu | 0 | | |
| 128.138.67.73 | fedauth-spsc.colorado.edu | 0 | | |
| 128.138.67.74 | ipmx3.colorado.edu | 0 | | |
| 128.138.67.75 | ipmx4.colorado.edu | 0 | | |
| 128.138.67.76 | ipmx6.colorado.edu | 0 | | |
| 128.138.67.77 | mx-spsc.colorado.edu | 0 | | |
| 128.138.67.78 | identikey-test-spsc.colorado.edu | 0 | | |
| 128.138.67.79 | smtp-spsc.colorado.edu | 0 | | |
| 128.138.67.80 | directory-legacy-spsc.colorado.edu | 0 | | |
| 128.138.67.81 | directory-spsc.colorado.edu | 0 | | |
| 128.138.67.82 | directory-test-spsc.colorado.edu | 0 | | |
| 128.138.67.83 | oud-spsc.colorado.edu | 0 | | |
| 128.138.67.84 | — | 0 | | |
| 128.138.67.85 | ipmx8.colorado.edu | 0 | | |
| 128.138.67.86 | adtest-connector-spsc.colorado.edu | 0 | | |
| 128.138.67.87 | ad-connector-spsc.colorado.edu | 0 | | |
| 128.138.67.88 | spsc4-f5-67.colorado.edu | 0 | | |
| 128.138.67.89 | spsc5-f5-67.colorado.edu | 0 | | |
| 128.138.67.90 | spsc5-f5-vip-67.colorado.edu | 0 | | |
| 128.138.67.91 | identikey-spsc.colorado.edu | 0 | | |
| 128.138.67.92 | buffportal-stg-spsc.colorado.edu | 0 | | |
| 128.138.67.93 | cucontent-spsc.colorado.edu | 0 | | |
| 128.138.67.94 | buffportal-spsc.colorado.edu | 0 | | |
| 128.138.67.95 | vault-ltm-spsc.colorado.edu | 0 | | |
| 128.138.67.96 | ipmx1-spsc.colorado.edu | 0 | | |
| 128.138.67.97 | ipmx2-spsc.colorado.edu | 0 | | |
| 128.138.67.98 | ipmx7-spsc.colorado.edu | 0 | | |
| 128.138.67.99 | — | 0 | | |
| 128.138.67.100 | — | 0 | | |
| 128.138.67.101 | ucb-crl-spsc.colorado.edu | 0 | | |
| 128.138.67.102 | ucb-pki-jamf-cdp.colorado.edu | 0 | | |
| 128.138.67.103 | touchpoint-spsc.colorado.edu | 0 | | |
| 128.138.67.104 | vault-test-ltm-spsc.colorado.edu | 0 | | |
| 128.138.67.105 | spsc7-f5-ltm-67.colorado.edu | 0 | | |
| 128.138.67.106 | spsc8-f5-ltm-67.colorado.edu | 0 | | |
| 128.138.67.107 | spsc7-f5-vip-ltm-67.colorado.edu | 0 | | |
| 128.138.67.108 | cucontent-spsc7-test.colorado.edu | 0 | | |
| 128.138.67.109 | — | 0 | | |
| 128.138.67.110 | — | 0 | | |
| 128.138.67.111 | — | 0 | | |
| 128.138.67.112 | — | 0 | | |
| 128.138.67.113 | — | 0 | | |
| 128.138.67.114 | cu-blockchain.colorado.edu | 0 | | |
| 128.138.67.115 | — | 0 | | |
| 128.138.67.116 | — | 0 | | |
| 128.138.67.117 | — | 0 | | |
| 128.138.67.118 | — | 0 | | |
| 128.138.67.119 | — | 0 | | |
| 128.138.67.120 | — | 0 | | |
| 128.138.67.121 | — | 0 | | |
| 128.138.67.122 | — | 0 | | |
| 128.138.67.123 | — | 0 | | |
| 128.138.67.124 | — | 0 | | |
| 128.138.67.125 | — | 0 | | |
| 128.138.67.126 | — | 0 | | |
| 128.138.67.127 | — | 0 | | |
| 128.138.67.128 | — | 0 | | |
| 128.138.67.129 | gateway.colorado.edu | 0 | | |
| 128.138.67.130 | — | 0 | | |
| 128.138.67.131 | — | 0 | | |
| 128.138.67.132 | — | 0 | | |
| 128.138.67.133 | — | 0 | | |
| 128.138.67.134 | ibs-legacy.colorado.edu | 0 | | |
| 128.138.67.135 | greenlantern.colorado.edu | 0 | | |
| 128.138.67.136 | converge-training-dev.colorado.edu | 0 | | |
| 128.138.67.137 | ibs-webtest.colorado.edu | 0 | | |
| 128.138.67.138 | ibs-mitch.colorado.edu | 0 | | |
| 128.138.67.139 | ibspg.colorado.edu | 0 | | |
| 128.138.67.140 | ibs-dogfood.colorado.edu | 0 | | |
| 128.138.67.141 | hazards-api.colorado.edu | 0 | | |
| 128.138.67.142 | converge-training.colorado.edu | 0 | | |
| 128.138.67.143 | hazards.colorado.edu | 0 | | |
| 128.138.67.144 | ibs-sql-test.colorado.edu | 0 | | |
| 128.138.67.145 | ibs-kenya.colorado.edu | 0 | | |
| 128.138.67.146 | ibs-sql-prod.colorado.edu | 0 | | |
| 128.138.67.147 | crazyharry.colorado.edu | 0 | | |
| 128.138.67.148 | ibs-nvivo.colorado.edu | 0 | | |
| 128.138.67.149 | rizzorat.colorado.edu | 0 | | |
| 128.138.67.150 | ibs-mid-geo.colorado.edu | 0 | | |
| 128.138.67.151 | — | 0 | | |
| 128.138.67.152 | — | 0 | | |
| 128.138.67.153 | ibs-hazus.colorado.edu | 0 | | |
| 128.138.67.154 | ibs-grid.colorado.edu | 0 | | |
| 128.138.67.155 | walter.colorado.edu | 0 | | |
| 128.138.67.156 | ibs-ftptemp.colorado.edu | 0 | | |
| 128.138.67.157 | ibs-morty.colorado.edu | 0 | | |
| 128.138.67.158 | ibs-lb.colorado.edu | 0 | | |
| 128.138.67.159 | floydpepper.colorado.edu | 0 | | |
| 128.138.67.160 | swedishchef.colorado.edu | 0 | | |
| 128.138.67.161 | ibs-inventory.colorado.edu | 0 | | |
| 128.138.67.162 | cspv.colorado.edu | 0 | | |
| 128.138.67.163 | cupc.colorado.edu | 0 | | |
| 128.138.67.164 | ibs-fresco.colorado.edu | 0 | | |
| 128.138.67.165 | — | 0 | | |
| 128.138.67.166 | ibs-economics.colorado.edu | 0 | | |
| 128.138.67.167 | ibs-config.colorado.edu | 0 | | |
| 128.138.67.168 | ibs-ibs.colorado.edu | 0 | | |
| 128.138.67.169 | — | 0 | | |
| 128.138.67.170 | sweetums.colorado.edu | 0 | | |
| 128.138.67.171 | ibs-personnel.colorado.edu | 0 | | |
| 128.138.67.172 | ibs-rs-bk.colorado.edu | 0 | | |
| 128.138.67.173 | ibs-sd-transfer.colorado.edu | 0 | | |
| 128.138.67.174 | addhealth.colorado.edu | 0 | | |
| 128.138.67.175 | lewzealand.colorado.edu | 0 | | |
| 128.138.67.176 | fiama.colorado.edu | 0 | | |
| 128.138.67.177 | — | 0 | | |
| 128.138.67.178 | acttestserver.colorado.edu | 0 | | |
| 128.138.67.179 | converge-dev.colorado.edu | 0 | | |
| 128.138.67.180 | ibs-stepdown.colorado.edu | 0 | | |
| 128.138.67.181 | ibsgrid.colorado.edu | 0 | | |
| 128.138.67.182 | ibs-collector.colorado.edu | 0 | | |
| 128.138.67.183 | ibs-print.colorado.edu | 0 | | |
| 128.138.67.184 | cspv-dev.colorado.edu | 0 | | |
| 128.138.67.185 | cupc-dev.colorado.edu | 0 | | |
| 128.138.67.186 | ibsweb-dev.colorado.edu | 0 | | |
| 128.138.67.187 | minella.colorado.edu | 0 | | |
| 128.138.67.188 | ibs-fftg.colorado.edu | 0 | | |
| 128.138.67.189 | fozziebear.colorado.edu | 0 | | |
| 128.138.67.190 | ibs-lonestar.colorado.edu | 0 | | |
| 128.138.67.191 | mahnamahna.colorado.edu | 0 | | |
| 128.138.67.192 | flash.colorado.edu | 0 | | |
| 128.138.67.193 | sameagle.colorado.edu | 0 | | |
| 128.138.67.194 | scooter.colorado.edu | 0 | | |
| 128.138.67.195 | blueprintsprograms.colorado.edu | 0 | | |
| 128.138.67.196 | safe-schools.colorado.edu | 0 | | |
| 128.138.67.197 | converge.colorado.edu | 0 | | |
| 128.138.67.198 | ibs-fftg-trans.colorado.edu | 0 | | |
| 128.138.67.199 | ibs-midlifems.colorado.edu | 0 | | |
| 128.138.67.200 | henson.colorado.edu | 0 | | |
| 128.138.67.201 | — | 0 | | |
| 128.138.67.202 | pepeprawn.colorado.edu | 0 | | |
| 128.138.67.203 | ibs-openmanage.colorado.edu | 0 | | |
| 128.138.67.204 | ibs-ibs-dev.colorado.edu | 0 | | |
| 128.138.67.205 | ibs-rd-cb.colorado.edu | 0 | | |
| 128.138.67.206 | — | 0 | | |
| 128.138.67.207 | ibs-rd-web.colorado.edu | 0 | | |
| 128.138.67.208 | ibs-rd-web02.colorado.edu | 0 | | |
| 128.138.67.209 | — | 0 | | |
| 128.138.67.210 | — | 0 | | |
| 128.138.67.211 | — | 0 | | |
| 128.138.67.212 | — | 0 | | |
| 128.138.67.213 | — | 0 | | |
| 128.138.67.214 | — | 0 | | |
| 128.138.67.215 | — | 0 | | |
| 128.138.67.216 | cu-spsc-ibs-128.138.67.216.colorado.edu | 0 | | |
| 128.138.67.217 | cu-spsc-ibs-128.138.67.217.colorado.edu | 0 | | |
| 128.138.67.218 | cu-spsc-ibs-128.138.67.218.colorado.edu | 0 | | |
| 128.138.67.219 | cu-spsc-ibs-128.138.67.219.colorado.edu | 0 | | |
| 128.138.67.220 | cu-spsc-ibs-128.138.67.220.colorado.edu | 0 | | |
| 128.138.67.221 | cu-spsc-ibs-128.138.67.221.colorado.edu | 0 | | |
| 128.138.67.222 | cu-spsc-ibs-128.138.67.222.colorado.edu | 0 | | |
| 128.138.67.223 | cu-spsc-ibs-128.138.67.223.colorado.edu | 0 | | |
| 128.138.67.224 | cu-spsc-ibs-128.138.67.224.colorado.edu | 0 | | |
| 128.138.67.225 | cu-spsc-ibs-128.138.67.225.colorado.edu | 0 | | |
| 128.138.67.226 | cu-spsc-ibs-128.138.67.226.colorado.edu | 0 | | |
| 128.138.67.227 | cu-spsc-ibs-128.138.67.227.colorado.edu | 0 | | |
| 128.138.67.228 | cu-spsc-ibs-128.138.67.228.colorado.edu | 0 | | |
| 128.138.67.229 | cu-spsc-ibs-128.138.67.229.colorado.edu | 0 | | |
| 128.138.67.230 | cu-spsc-ibs-128.138.67.230.colorado.edu | 0 | | |
| 128.138.67.231 | cu-spsc-ibs-128.138.67.231.colorado.edu | 0 | | |
| 128.138.67.232 | cu-spsc-ibs-128.138.67.232.colorado.edu | 0 | | |
| 128.138.67.233 | cu-spsc-ibs-128.138.67.233.colorado.edu | 0 | | |
| 128.138.67.234 | cu-spsc-ibs-128.138.67.234.colorado.edu | 0 | | |
| 128.138.67.235 | cu-spsc-ibs-128.138.67.235.colorado.edu | 0 | | |
| 128.138.67.236 | cu-spsc-ibs-128.138.67.236.colorado.edu | 0 | | |
| 128.138.67.237 | cu-spsc-ibs-128.138.67.237.colorado.edu | 0 | | |
| 128.138.67.238 | cu-spsc-ibs-128.138.67.238.colorado.edu | 0 | | |
| 128.138.67.239 | cu-spsc-ibs-128.138.67.239.colorado.edu | 0 | | |
| 128.138.67.240 | cu-spsc-ibs-128.138.67.240.colorado.edu | 0 | | |
| 128.138.67.241 | cu-spsc-ibs-128.138.67.241.colorado.edu | 0 | | |
| 128.138.67.242 | cu-spsc-ibs-128.138.67.242.colorado.edu | 0 | | |
| 128.138.67.243 | cu-spsc-ibs-128.138.67.243.colorado.edu | 0 | | |
| 128.138.67.244 | cu-spsc-ibs-128.138.67.244.colorado.edu | 0 | | |
| 128.138.67.245 | cu-spsc-ibs-128.138.67.245.colorado.edu | 0 | | |
| 128.138.67.246 | cu-spsc-ibs-128.138.67.246.colorado.edu | 0 | | |
| 128.138.67.247 | cu-spsc-ibs-128.138.67.247.colorado.edu | 0 | | |
| 128.138.67.248 | cu-spsc-ibs-128.138.67.248.colorado.edu | 0 | | |
| 128.138.67.249 | cu-spsc-ibs-128.138.67.249.colorado.edu | 0 | | |
| 128.138.67.250 | cu-spsc-ibs-128.138.67.250.colorado.edu | 0 | | |
| 128.138.67.251 | cu-spsc-ibs-128.138.67.251.colorado.edu | 0 | | |
| 128.138.67.252 | cu-spsc-ibs-128.138.67.252.colorado.edu | 0 | | |
| 128.138.67.253 | cu-spsc-ibs-128.138.67.253.colorado.edu | 0 | | |
| 128.138.67.254 | cu-spsc-ibs-128.138.67.254.colorado.edu | 0 | | |
| 128.138.67.255 | — | 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 128.138.67.163
traceroute to 128.138.67.163 (128.138.67.163): 64 hops max, 52 byte packets
Measurement taken from 
IPinfo ProbeNet in Denver, US
IPinfo ProbeNet in Denver, USOn