Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| IPs with RDNS | 253 |
| Hosted Domains | 0 |
| Pingable IPs | 0 |
| Router IPs | 0 |
| 128.138.107.0 | — | 0 |  | |
| 128.138.107.1 | jila-107-gw.colorado.edu | 0 | | |
| 128.138.107.2 | — | 0 | | |
| 128.138.107.3 | jilamanda107.colorado.edu | 0 | | |
| 128.138.107.4 | jfdev.colorado.edu | 0 | | |
| 128.138.107.5 | jilau1107.colorado.edu | 0 | | |
| 128.138.107.6 | jilafile.colorado.edu | 0 | | |
| 128.138.107.7 | jilasrv107.colorado.edu | 0 | | |
| 128.138.107.8 | jiladhcp-107-008.colorado.edu | 0 | | |
| 128.138.107.9 | jiladhcp-107-009.colorado.edu | 0 | | |
| 128.138.107.10 | jiladhcp-107-010.colorado.edu | 0 | | |
| 128.138.107.11 | jiladhcp-107-011.colorado.edu | 0 | | |
| 128.138.107.12 | jiladhcp-107-012.colorado.edu | 0 | | |
| 128.138.107.13 | jiladhcp-107-013.colorado.edu | 0 | | |
| 128.138.107.14 | jiladhcp-107-014.colorado.edu | 0 | | |
| 128.138.107.15 | watson2.colorado.edu | 0 | | |
| 128.138.107.16 | jilanet-a-107.colorado.edu | 0 | | |
| 128.138.107.17 | jilanet-b-107.colorado.edu | 0 | | |
| 128.138.107.18 | haim.colorado.edu | 0 | | |
| 128.138.107.19 | yezoe.colorado.edu | 0 | | |
| 128.138.107.20 | joseylizzy.colorado.edu | 0 | | |
| 128.138.107.21 | conall.colorado.edu | 0 | | |
| 128.138.107.22 | a229-m428-bw.colorado.edu | 0 | | |
| 128.138.107.23 | himalia.colorado.edu | 0 | | |
| 128.138.107.24 | chalk.colorado.edu | 0 | | |
| 128.138.107.25 | missy.colorado.edu | 0 | | |
| 128.138.107.26 | marker.colorado.edu | 0 | | |
| 128.138.107.27 | yesr20.colorado.edu | 0 | | |
| 128.138.107.28 | confo2.colorado.edu | 0 | | |
| 128.138.107.29 | a230-print.colorado.edu | 0 | | |
| 128.138.107.30 | kmhydra.colorado.edu | 0 | | |
| 128.138.107.31 | jfdev-ipmi.colorado.edu | 0 | | |
| 128.138.107.32 | sunlab01.colorado.edu | 0 | | |
| 128.138.107.33 | sidemod33500b.colorado.edu | 0 | | |
| 128.138.107.34 | yecomb.colorado.edu | 0 | | |
| 128.138.107.35 | rainboweinstein.colorado.edu | 0 | | |
| 128.138.107.36 | fret.colorado.edu | 0 | | |
| 128.138.107.37 | textor.colorado.edu | 0 | | |
| 128.138.107.38 | magnetics.colorado.edu | 0 | | |
| 128.138.107.39 | anderson.colorado.edu | 0 | | |
| 128.138.107.40 | yesnuffleupagus.colorado.edu | 0 | | |
| 128.138.107.41 | lookup.colorado.edu | 0 | | |
| 128.138.107.42 | lambda2025.colorado.edu | 0 | | |
| 128.138.107.43 | poki-01.colorado.edu | 0 | | |
| 128.138.107.44 | jila-facman.colorado.edu | 0 | | |
| 128.138.107.45 | yecountvoncount.colorado.edu | 0 | | |
| 128.138.107.46 | yebigbird.colorado.edu | 0 | | |
| 128.138.107.47 | redpitaya.colorado.edu | 0 | | |
| 128.138.107.48 | b232aux.colorado.edu | 0 | | |
| 128.138.107.49 | linsky.colorado.edu | 0 | | |
| 128.138.107.50 | regalb232exp.colorado.edu | 0 | | |
| 128.138.107.51 | toptica614.colorado.edu | 0 | | |
| 128.138.107.52 | rapidtap.colorado.edu | 0 | | |
| 128.138.107.53 | thinbit.colorado.edu | 0 | | |
| 128.138.107.54 | handreamer.colorado.edu | 0 | | |
| 128.138.107.55 | nutbuster.colorado.edu | 0 | | |
| 128.138.107.56 | labsurveys.colorado.edu | 0 | | |
| 128.138.107.57 | shamrock.colorado.edu | 0 | | |
| 128.138.107.58 | yesr11.colorado.edu | 0 | | |
| 128.138.107.59 | dzaphaser.colorado.edu | 0 | | |
| 128.138.107.60 | eclass2.colorado.edu | 0 | | |
| 128.138.107.61 | receptor.colorado.edu | 0 | | |
| 128.138.107.62 | raster1.colorado.edu | 0 | | |
| 128.138.107.63 | yehapc8.colorado.edu | 0 | | |
| 128.138.107.64 | midirofficeab.colorado.edu | 0 | | |
| 128.138.107.65 | yesr22.colorado.edu | 0 | | |
| 128.138.107.66 | spim2.colorado.edu | 0 | | |
| 128.138.107.67 | carls.colorado.edu | 0 | | |
| 128.138.107.68 | haas.colorado.edu | 0 | | |
| 128.138.107.69 | instp.colorado.edu | 0 | | |
| 128.138.107.70 | dovetail.colorado.edu | 0 | | |
| 128.138.107.71 | saltpeter.colorado.edu | 0 | | |
| 128.138.107.72 | fermik40.colorado.edu | 0 | | |
| 128.138.107.73 | adminp.colorado.edu | 0 | | |
| 128.138.107.74 | raspberrymule.colorado.edu | 0 | | |
| 128.138.107.75 | starkdecelyelab.colorado.edu | 0 | | |
| 128.138.107.76 | debbie.colorado.edu | 0 | | |
| 128.138.107.77 | jilahrprint.colorado.edu | 0 | | |
| 128.138.107.78 | grover1.colorado.edu | 0 | | |
| 128.138.107.79 | tabularium.colorado.edu | 0 | | |
| 128.138.107.80 | suki.colorado.edu | 0 | | |
| 128.138.107.81 | sun-cr768.colorado.edu | 0 | | |
| 128.138.107.82 | yesr13.colorado.edu | 0 | | |
| 128.138.107.83 | jila-107-b131.colorado.edu | 0 | | |
| 128.138.107.84 | sr3h.colorado.edu | 0 | | |
| 128.138.107.85 | km-zemax.colorado.edu | 0 | | |
| 128.138.107.86 | congchen-pc.colorado.edu | 0 | | |
| 128.138.107.87 | yesr698.colorado.edu | 0 | | |
| 128.138.107.88 | tesseract.colorado.edu | 0 | | |
| 128.138.107.89 | burnonedown.colorado.edu | 0 | | |
| 128.138.107.90 | b240.colorado.edu | 0 | | |
| 128.138.107.91 | dye.colorado.edu | 0 | | |
| 128.138.107.92 | coldkeck1.colorado.edu | 0 | | |
| 128.138.107.93 | poppy.colorado.edu | 0 | | |
| 128.138.107.94 | nesbittlab-pc.colorado.edu | 0 | | |
| 128.138.107.95 | cookiemonster.colorado.edu | 0 | | |
| 128.138.107.96 | toph.colorado.edu | 0 | | |
| 128.138.107.97 | haunt.colorado.edu | 0 | | |
| 128.138.107.98 | yeelmo.colorado.edu | 0 | | |
| 128.138.107.99 | sync.colorado.edu | 0 | | |
| 128.138.107.100 | spimanalysis.colorado.edu | 0 | | |
| 128.138.107.101 | yesr5.colorado.edu | 0 | | |
| 128.138.107.102 | dza.colorado.edu | 0 | | |
| 128.138.107.103 | regalb240.colorado.edu | 0 | | |
| 128.138.107.104 | bungwrench.colorado.edu | 0 | | |
| 128.138.107.105 | scanning.colorado.edu | 0 | | |
| 128.138.107.106 | yecombmon.colorado.edu | 0 | | |
| 128.138.107.107 | yesr3.colorado.edu | 0 | | |
| 128.138.107.108 | asima.colorado.edu | 0 | | |
| 128.138.107.109 | cryostation-12.colorado.edu | 0 | | |
| 128.138.107.110 | andor.colorado.edu | 0 | | |
| 128.138.107.111 | jiladhcp-107-111.colorado.edu | 0 | | |
| 128.138.107.112 | jiladhcp-107-112.colorado.edu | 0 | | |
| 128.138.107.113 | jiladhcp-107-113.colorado.edu | 0 | | |
| 128.138.107.114 | jiladhcp-107-114.colorado.edu | 0 | | |
| 128.138.107.115 | jiladhcp-107-115.colorado.edu | 0 | | |
| 128.138.107.116 | jiladhcp-107-116.colorado.edu | 0 | | |
| 128.138.107.117 | jiladhcp-107-117.colorado.edu | 0 | | |
| 128.138.107.118 | jiladhcp-107-118.colorado.edu | 0 | | |
| 128.138.107.119 | jiladhcp-107-119.colorado.edu | 0 | | |
| 128.138.107.120 | jiladhcp-107-120.colorado.edu | 0 | | |
| 128.138.107.121 | jiladhcp-107-121.colorado.edu | 0 | | |
| 128.138.107.122 | jiladhcp-107-122.colorado.edu | 0 | | |
| 128.138.107.123 | jiladhcp-107-123.colorado.edu | 0 | | |
| 128.138.107.124 | jiladhcp-107-124.colorado.edu | 0 | | |
| 128.138.107.125 | jiladhcp-107-125.colorado.edu | 0 | | |
| 128.138.107.126 | aqua.colorado.edu | 0 | | |
| 128.138.107.127 | terra.colorado.edu | 0 | | |
| 128.138.107.128 | anselatoms107.colorado.edu | 0 | | |
| 128.138.107.129 | ignus.colorado.edu | 0 | | |
| 128.138.107.130 | yegrover.colorado.edu | 0 | | |
| 128.138.107.131 | yesrtiming.colorado.edu | 0 | | |
| 128.138.107.132 | yeoscar.colorado.edu | 0 | | |
| 128.138.107.133 | stella-pc.colorado.edu | 0 | | |
| 128.138.107.134 | yesr12.colorado.edu | 0 | | |
| 128.138.107.135 | yesrqm2.colorado.edu | 0 | | |
| 128.138.107.136 | wavemeterpc.colorado.edu | 0 | | |
| 128.138.107.137 | yehapcxx.colorado.edu | 0 | | |
| 128.138.107.138 | tianruimac.colorado.edu | 0 | | |
| 128.138.107.139 | sunlab007.colorado.edu | 0 | | |
| 128.138.107.140 | mtsherman.colorado.edu | 0 | | |
| 128.138.107.141 | yesrqm22.colorado.edu | 0 | | |
| 128.138.107.142 | si3.colorado.edu | 0 | | |
| 128.138.107.143 | surfdynamic.colorado.edu | 0 | | |
| 128.138.107.144 | rb-86.colorado.edu | 0 | | |
| 128.138.107.145 | iscanning.colorado.edu | 0 | | |
| 128.138.107.146 | yesrtemp2.colorado.edu | 0 | | |
| 128.138.107.147 | gentiana.colorado.edu | 0 | | |
| 128.138.107.148 | stablelaser-pc.colorado.edu | 0 | | |
| 128.138.107.149 | annapurna.colorado.edu | 0 | | |
| 128.138.107.150 | lumen-sparsum.colorado.edu | 0 | | |
| 128.138.107.151 | cu-jila2-107-151.colorado.edu | 0 | | |
| 128.138.107.152 | qbrick.colorado.edu | 0 | | |
| 128.138.107.153 | sunlabserver.colorado.edu | 0 | | |
| 128.138.107.154 | jilapubs.colorado.edu | 0 | | |
| 128.138.107.155 | femto.colorado.edu | 0 | | |
| 128.138.107.156 | anion9.colorado.edu | 0 | | |
| 128.138.107.157 | suncomp01.colorado.edu | 0 | | |
| 128.138.107.158 | smoky.colorado.edu | 0 | | |
| 128.138.107.159 | lambda2024.colorado.edu | 0 | | |
| 128.138.107.160 | polarkrb.colorado.edu | 0 | | |
| 128.138.107.161 | yehaprint.colorado.edu | 0 | | |
| 128.138.107.162 | jilaposter.colorado.edu | 0 | | |
| 128.138.107.163 | spim.colorado.edu | 0 | | |
| 128.138.107.164 | yuval.colorado.edu | 0 | | |
| 128.138.107.165 | twopi.colorado.edu | 0 | | |
| 128.138.107.166 | eclass.colorado.edu | 0 | | |
| 128.138.107.167 | rb85gpib.colorado.edu | 0 | | |
| 128.138.107.168 | lambda.colorado.edu | 0 | | |
| 128.138.107.169 | antonpaar1.colorado.edu | 0 | | |
| 128.138.107.170 | supplyprint.colorado.edu | 0 | | |
| 128.138.107.171 | pencil.colorado.edu | 0 | | |
| 128.138.107.172 | krbrpi0.colorado.edu | 0 | | |
| 128.138.107.173 | marie.colorado.edu | 0 | | |
| 128.138.107.174 | krbjila.colorado.edu | 0 | | |
| 128.138.107.175 | hst5st3.colorado.edu | 0 | | |
| 128.138.107.176 | yehapc1.colorado.edu | 0 | | |
| 128.138.107.177 | elsa.colorado.edu | 0 | | |
| 128.138.107.178 | clubex.colorado.edu | 0 | | |
| 128.138.107.179 | yesr2.colorado.edu | 0 | | |
| 128.138.107.180 | yesr8.colorado.edu | 0 | | |
| 128.138.107.181 | yesr9.colorado.edu | 0 | | |
| 128.138.107.182 | sr3waveform.colorado.edu | 0 | | |
| 128.138.107.183 | sinis.colorado.edu | 0 | | |
| 128.138.107.184 | jeff-laserbeam.colorado.edu | 0 | | |
| 128.138.107.185 | ftcombdaq.colorado.edu | 0 | | |
| 128.138.107.186 | adamas.colorado.edu | 0 | | |
| 128.138.107.187 | antonpaar2.colorado.edu | 0 | | |
| 128.138.107.188 | suncomp02.colorado.edu | 0 | | |
| 128.138.107.189 | dzahp.colorado.edu | 0 | | |
| 128.138.107.190 | preaward.colorado.edu | 0 | | |
| 128.138.107.191 | antonpaar3.colorado.edu | 0 | | |
| 128.138.107.192 | malick.colorado.edu | 0 | | |
| 128.138.107.193 | dionysus.colorado.edu | 0 | | |
| 128.138.107.194 | webernat.colorado.edu | 0 | | |
| 128.138.107.195 | yedata.colorado.edu | 0 | | |
| 128.138.107.196 | leonjr.colorado.edu | 0 | | |
| 128.138.107.197 | b1b19nat.colorado.edu | 0 | | |
| 128.138.107.198 | castor.colorado.edu | 0 | | |
| 128.138.107.199 | pollux.colorado.edu | 0 | | |
| 128.138.107.200 | merle.colorado.edu | 0 | | |
| 128.138.107.201 | ada.colorado.edu | 0 | | |
| 128.138.107.202 | x230-arpes.colorado.edu | 0 | | |
| 128.138.107.203 | yedmm.colorado.edu | 0 | | |
| 128.138.107.204 | xibodata.colorado.edu | 0 | | |
| 128.138.107.205 | silicon-6.colorado.edu | 0 | | |
| 128.138.107.206 | yesr10.colorado.edu | 0 | | |
| 128.138.107.207 | roku.colorado.edu | 0 | | |
| 128.138.107.208 | snuffleupagus.colorado.edu | 0 | | |
| 128.138.107.209 | keck-mon.colorado.edu | 0 | | |
| 128.138.107.210 | s1b20-dmm.colorado.edu | 0 | | |
| 128.138.107.211 | gigethompsonlab.colorado.edu | 0 | | |
| 128.138.107.212 | dragonfruit.colorado.edu | 0 | | |
| 128.138.107.213 | pitahaya.colorado.edu | 0 | | |
| 128.138.107.214 | missyprint.colorado.edu | 0 | | |
| 128.138.107.215 | temploggercw.colorado.edu | 0 | | |
| 128.138.107.216 | regal5.colorado.edu | 0 | | |
| 128.138.107.217 | ts-72w-2.colorado.edu | 0 | | |
| 128.138.107.218 | regal3.colorado.edu | 0 | | |
| 128.138.107.219 | renise-fm.colorado.edu | 0 | | |
| 128.138.107.220 | rachel-fm.colorado.edu | 0 | | |
| 128.138.107.221 | admin-fm1.colorado.edu | 0 | | |
| 128.138.107.222 | a303print.colorado.edu | 0 | | |
| 128.138.107.223 | remote-kelly.colorado.edu | 0 | | |
| 128.138.107.224 | x1b30mako1.colorado.edu | 0 | | |
| 128.138.107.225 | diane-fm.colorado.edu | 0 | | |
| 128.138.107.226 | x1b30mako2.colorado.edu | 0 | | |
| 128.138.107.227 | admincolor.colorado.edu | 0 | | |
| 128.138.107.228 | remote-kristen.colorado.edu | 0 | | |
| 128.138.107.229 | jiladhcp-107-229.colorado.edu | 0 | | |
| 128.138.107.230 | jiladhcp-107-230.colorado.edu | 0 | | |
| 128.138.107.231 | jiladhcp-107-231.colorado.edu | 0 | | |
| 128.138.107.232 | jiladhcp-107-232.colorado.edu | 0 | | |
| 128.138.107.233 | jiladhcp-107-233.colorado.edu | 0 | | |
| 128.138.107.234 | jiladhcp-107-234.colorado.edu | 0 | | |
| 128.138.107.235 | jiladhcp-107-235.colorado.edu | 0 | | |
| 128.138.107.236 | jiladhcp-107-236.colorado.edu | 0 | | |
| 128.138.107.237 | jiladhcp-107-237.colorado.edu | 0 | | |
| 128.138.107.238 | jiladhcp-107-238.colorado.edu | 0 | | |
| 128.138.107.239 | jiladhcp-107-239.colorado.edu | 0 | | |
| 128.138.107.240 | jiladhcp-107-240.colorado.edu | 0 | | |
| 128.138.107.241 | jiladhcp-107-241.colorado.edu | 0 | | |
| 128.138.107.242 | jiladhcp-107-242.colorado.edu | 0 | | |
| 128.138.107.243 | jiladhcp-107-243.colorado.edu | 0 | | |
| 128.138.107.244 | jiladhcp-107-244.colorado.edu | 0 | | |
| 128.138.107.245 | jiladhcp-107-245.colorado.edu | 0 | | |
| 128.138.107.246 | jiladhcp-107-246.colorado.edu | 0 | | |
| 128.138.107.247 | jiladhcp-107-247.colorado.edu | 0 | | |
| 128.138.107.248 | jiladhcp-107-248.colorado.edu | 0 | | |
| 128.138.107.249 | jiladhcp-107-249.colorado.edu | 0 | | |
| 128.138.107.250 | jila-107-x210.colorado.edu | 0 | | |
| 128.138.107.251 | jila-107-x424.colorado.edu | 0 | | |
| 128.138.107.252 | jila-107-s420.colorado.edu | 0 | | |
| 128.138.107.253 | sn-jila-asym-107.colorado.edu | 0 | | |
| 128.138.107.254 | jnat107.colorado.edu | 0 | | |
| 128.138.107.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f5 -m10 128.138.107.194
traceroute to 128.138.107.194 (128.138.107.194): 10 hops max, 52 byte packets
8 *
9 *
10 *
Measurement taken from 
IPinfo ProbeNet in Dublin, IE
IPinfo ProbeNet in Dublin, IEOn