Summary
| ASN | AS104 University of Colorado at Boulder |
| BGP | 128.138.0.0/16 |
| IPs with RDNS | 178 |
| Hosted Domains | 0 |
| Pingable IPs | 1 |
| Router IPs | 0 |
| 128.138.249.0 | — | 0 |  | |
| 128.138.249.1 | engr-gw-appm.colorado.edu | 0 | | |
| 128.138.249.2 | — | 0 | | |
| 128.138.249.3 | — | 0 | | |
| 128.138.249.4 | amimg1004.colorado.edu | 0 | | |
| 128.138.249.5 | raphson.colorado.edu | 0 | | |
| 128.138.249.6 | amdrbl.colorado.edu | 0 | | |
| 128.138.249.7 | congming.colorado.edu | 0 | | |
| 128.138.249.8 | newton.colorado.edu | 0 | | |
| 128.138.249.9 | rees.colorado.edu | 0 | | |
| 128.138.249.10 | appm-sw1.colorado.edu | 0 | | |
| 128.138.249.11 | appm-sw2.colorado.edu | 0 | | |
| 128.138.249.12 | markprint.colorado.edu | 0 | | |
| 128.138.249.13 | cantor.colorado.edu | 0 | | |
| 128.138.249.14 | ecot249-14.colorado.edu | 0 | | |
| 128.138.249.15 | golo.colorado.edu | 0 | | |
| 128.138.249.16 | sturm.colorado.edu | 0 | | |
| 128.138.249.17 | floquet.colorado.edu | 0 | | |
| 128.138.249.18 | magnatron.colorado.edu | 0 | | |
| 128.138.249.19 | biomarker-calibrate.colorado.edu | 0 | | |
| 128.138.249.20 | agnesi.colorado.edu | 0 | | |
| 128.138.249.21 | fortytwo.colorado.edu | 0 | | |
| 128.138.249.22 | appm-admin.colorado.edu | 0 | | |
| 128.138.249.23 | cu-appmath-249-23.colorado.edu | 0 | | |
| 128.138.249.24 | appm-backup.colorado.edu | 0 | | |
| 128.138.249.25 | gauss.colorado.edu | 0 | | |
| 128.138.249.26 | zylphia.colorado.edu | 0 | | |
| 128.138.249.27 | mimir.colorado.edu | 0 | | |
| 128.138.249.28 | mac01-325-amath.colorado.edu | 0 | | |
| 128.138.249.29 | dmb8.colorado.edu | 0 | | |
| 128.138.249.30 | ben-desktop.colorado.edu | 0 | | |
| 128.138.249.31 | painleve.colorado.edu | 0 | | |
| 128.138.249.32 | somerville.colorado.edu | 0 | | |
| 128.138.249.33 | appm-poncelet.colorado.edu | 0 | | |
| 128.138.249.34 | watsonsrv.colorado.edu | 0 | | |
| 128.138.249.35 | philomena.colorado.edu | 0 | | |
| 128.138.249.36 | sierpinski.colorado.edu | 0 | | |
| 128.138.249.37 | fibonacci.colorado.edu | 0 | | |
| 128.138.249.38 | brouwer.colorado.edu | 0 | | |
| 128.138.249.39 | — | 0 | | |
| 128.138.249.40 | germain.colorado.edu | 0 | | |
| 128.138.249.41 | calderon.colorado.edu | 0 | | |
| 128.138.249.42 | neyman.colorado.edu | 0 | | |
| 128.138.249.43 | ecot249-43.colorado.edu | 0 | | |
| 128.138.249.44 | ramanujan.colorado.edu | 0 | | |
| 128.138.249.45 | simpson.colorado.edu | 0 | | |
| 128.138.249.46 | sobolev.colorado.edu | 0 | | |
| 128.138.249.47 | hypaitia.colorado.edu | 0 | | |
| 128.138.249.48 | pearson.colorado.edu | 0 | | |
| 128.138.249.49 | eccr1.colorado.edu | 0 | | |
| 128.138.249.50 | — | 0 | | |
| 128.138.249.51 | cauchy.colorado.edu | 0 | | |
| 128.138.249.52 | frechet.colorado.edu | 0 | | |
| 128.138.249.53 | rrc-julien.colorado.edu | 0 | | |
| 128.138.249.54 | — | 0 | | |
| 128.138.249.55 | haar.colorado.edu | 0 | | |
| 128.138.249.56 | ecot249-56.colorado.edu | 0 | | |
| 128.138.249.57 | — | 0 | | |
| 128.138.249.58 | riemann.colorado.edu | 0 | | |
| 128.138.249.59 | birkhoff.colorado.edu | 0 | | |
| 128.138.249.60 | — | 0 | | |
| 128.138.249.61 | stirling.colorado.edu | 0 | | |
| 128.138.249.62 | — | 0 | | |
| 128.138.249.63 | — | 0 | | |
| 128.138.249.64 | — | 0 | | |
| 128.138.249.65 | heys.colorado.edu | 0 | | |
| 128.138.249.66 | ablomac.colorado.edu | 0 | | |
| 128.138.249.67 | polya.colorado.edu | 0 | | |
| 128.138.249.68 | — | 0 | | |
| 128.138.249.69 | soboles.colorado.edu | 0 | | |
| 128.138.249.70 | lyapunov.colorado.edu | 0 | | |
| 128.138.249.71 | — | 0 | | |
| 128.138.249.72 | — | 0 | | |
| 128.138.249.73 | — | 0 | | |
| 128.138.249.74 | huygens.colorado.edu | 0 | | |
| 128.138.249.75 | infinity.colorado.edu | 0 | | |
| 128.138.249.76 | — | 0 | | |
| 128.138.249.77 | — | 0 | | |
| 128.138.249.78 | — | 0 | | |
| 128.138.249.79 | — | 0 | | |
| 128.138.249.80 | easton.colorado.edu | 0 | | |
| 128.138.249.81 | how.colorado.edu | 0 | | |
| 128.138.249.82 | segur.colorado.edu | 0 | | |
| 128.138.249.83 | littlewood.colorado.edu | 0 | | |
| 128.138.249.84 | paley.colorado.edu | 0 | | |
| 128.138.249.85 | zygmund.colorado.edu | 0 | | |
| 128.138.249.86 | why.colorado.edu | 0 | | |
| 128.138.249.87 | — | 0 | | |
| 128.138.249.88 | — | 0 | | |
| 128.138.249.89 | ot222pc.colorado.edu | 0 | | |
| 128.138.249.90 | benard.colorado.edu | 0 | | |
| 128.138.249.91 | turing.colorado.edu | 0 | | |
| 128.138.249.92 | appm249-92.colorado.edu | 0 | | |
| 128.138.249.93 | npibf3a97.colorado.edu | 0 | | |
| 128.138.249.94 | dahlquist.colorado.edu | 0 | | |
| 128.138.249.95 | — | 0 | | |
| 128.138.249.96 | — | 0 | | |
| 128.138.249.97 | — | 0 | | |
| 128.138.249.98 | — | 0 | | |
| 128.138.249.99 | appm-switch.colorado.edu | 0 | | |
| 128.138.249.100 | — | 0 | | |
| 128.138.249.101 | hermite.colorado.edu | 0 | | |
| 128.138.249.102 | — | 0 | | |
| 128.138.249.103 | lawrencium.colorado.edu | 0 | | |
| 128.138.249.104 | bromwich.colorado.edu | 0 | | |
| 128.138.249.105 | lebesgue.colorado.edu | 0 | | |
| 128.138.249.106 | ffourier.colorado.edu | 0 | | |
| 128.138.249.107 | — | 0 | | |
| 128.138.249.108 | — | 0 | | |
| 128.138.249.109 | — | 0 | | |
| 128.138.249.110 | morel.colorado.edu | 0 | | |
| 128.138.249.111 | cooley.colorado.edu | 0 | | |
| 128.138.249.112 | tukey.colorado.edu | 0 | | |
| 128.138.249.113 | leibnitz.colorado.edu | 0 | | |
| 128.138.249.114 | hoelder.colorado.edu | 0 | | |
| 128.138.249.115 | vieta.colorado.edu | 0 | | |
| 128.138.249.116 | navier.colorado.edu | 0 | | |
| 128.138.249.117 | darboux.colorado.edu | 0 | | |
| 128.138.249.118 | hilbert.colorado.edu | 0 | | |
| 128.138.249.119 | dirichlet.colorado.edu | 0 | | |
| 128.138.249.120 | — | 0 | | |
| 128.138.249.121 | — | 0 | | |
| 128.138.249.122 | fosls.colorado.edu | 0 | | |
| 128.138.249.123 | cajori.colorado.edu | 0 | | |
| 128.138.249.124 | denjoy.colorado.edu | 0 | | |
| 128.138.249.125 | xcoff.colorado.edu | 0 | | |
| 128.138.249.126 | — | 0 | | |
| 128.138.249.127 | — | 0 | | |
| 128.138.249.128 | — | 0 | | |
| 128.138.249.129 | — | 0 | | |
| 128.138.249.130 | — | 0 | | |
| 128.138.249.131 | — | 0 | | |
| 128.138.249.132 | ecot222mac.colorado.edu | 0 | | |
| 128.138.249.133 | ecot225a.colorado.edu | 0 | | |
| 128.138.249.134 | — | 0 | | |
| 128.138.249.135 | — | 0 | | |
| 128.138.249.136 | — | 0 | | |
| 128.138.249.137 | ecot225c.colorado.edu | 0 | | |
| 128.138.249.138 | ecot225b.colorado.edu | 0 | | |
| 128.138.249.139 | — | 0 | | |
| 128.138.249.140 | — | 0 | | |
| 128.138.249.141 | maclaurin.colorado.edu | 0 | | |
| 128.138.249.142 | karimac.colorado.edu | 0 | | |
| 128.138.249.143 | — | 0 | | |
| 128.138.249.144 | — | 0 | | |
| 128.138.249.145 | — | 0 | | |
| 128.138.249.146 | — | 0 | | |
| 128.138.249.147 | — | 0 | | |
| 128.138.249.148 | — | 0 | | |
| 128.138.249.149 | appm249-149.colorado.edu | 0 | | |
| 128.138.249.150 | appmmacmini.colorado.edu | 0 | | |
| 128.138.249.151 | — | 0 | | |
| 128.138.249.152 | braque.colorado.edu | 0 | | |
| 128.138.249.153 | pollack.colorado.edu | 0 | | |
| 128.138.249.154 | richardlj.colorado.edu | 0 | | |
| 128.138.249.155 | xenocrates.colorado.edu | 0 | | |
| 128.138.249.156 | gutenberg.colorado.edu | 0 | | |
| 128.138.249.157 | jemprint.colorado.edu | 0 | | |
| 128.138.249.158 | thoth.colorado.edu | 0 | | |
| 128.138.249.159 | — | 0 | | |
| 128.138.249.160 | — | 0 | | |
| 128.138.249.161 | — | 0 | | |
| 128.138.249.162 | — | 0 | | |
| 128.138.249.163 | — | 0 | | |
| 128.138.249.164 | — | 0 | | |
| 128.138.249.165 | — | 0 | | |
| 128.138.249.166 | — | 0 | | |
| 128.138.249.167 | — | 0 | | |
| 128.138.249.168 | appm249-168.colorado.edu | 0 | | |
| 128.138.249.169 | coffeemac.colorado.edu | 0 | | |
| 128.138.249.170 | — | 0 | | |
| 128.138.249.171 | — | 0 | | |
| 128.138.249.172 | — | 0 | | |
| 128.138.249.173 | — | 0 | | |
| 128.138.249.174 | — | 0 | | |
| 128.138.249.175 | maqroll.colorado.edu | 0 | | |
| 128.138.249.176 | herschel.colorado.edu | 0 | | |
| 128.138.249.177 | prandtl.colorado.edu | 0 | | |
| 128.138.249.178 | appm249-178.colorado.edu | 0 | | |
| 128.138.249.179 | — | 0 | | |
| 128.138.249.180 | minsky.colorado.edu | 0 | | |
| 128.138.249.181 | szego.colorado.edu | 0 | | |
| 128.138.249.182 | — | 0 | | |
| 128.138.249.183 | — | 0 | | |
| 128.138.249.184 | krein2.colorado.edu | 0 | | |
| 128.138.249.185 | gbdell.colorado.edu | 0 | | |
| 128.138.249.186 | bcdell.colorado.edu | 0 | | |
| 128.138.249.187 | krein.colorado.edu | 0 | | |
| 128.138.249.188 | erdos.colorado.edu | 0 | | |
| 128.138.249.189 | planck.colorado.edu | 0 | | |
| 128.138.249.190 | kellogg.colorado.edu | 0 | | |
| 128.138.249.191 | gunnar.colorado.edu | 0 | | |
| 128.138.249.192 | — | 0 | | |
| 128.138.249.193 | — | 0 | | |
| 128.138.249.194 | — | 0 | | |
| 128.138.249.195 | — | 0 | | |
| 128.138.249.196 | — | 0 | | |
| 128.138.249.197 | — | 0 | | |
| 128.138.249.198 | — | 0 | | |
| 128.138.249.199 | — | 0 | | |
| 128.138.249.200 | appm249-200-dhcp.colorado.edu | 0 | | |
| 128.138.249.201 | appm249-201-dhcp.colorado.edu | 0 | | |
| 128.138.249.202 | appm249-202-dhcp.colorado.edu | 0 | | |
| 128.138.249.203 | appm249-203-dhcp.colorado.edu | 0 | | |
| 128.138.249.204 | appm249-204-dhcp.colorado.edu | 0 | | |
| 128.138.249.205 | appm249-205-dhcp.colorado.edu | 0 | | |
| 128.138.249.206 | appm249-206-dhcp.colorado.edu | 0 | | |
| 128.138.249.207 | appm249-207-dhcp.colorado.edu | 0 | | |
| 128.138.249.208 | appm249-208-dhcp.colorado.edu | 0 | | |
| 128.138.249.209 | appm249-209-dhcp.colorado.edu | 0 | | |
| 128.138.249.210 | appm249-210-dhcp.colorado.edu | 0 | | |
| 128.138.249.211 | appm249-211-dhcp.colorado.edu | 0 | | |
| 128.138.249.212 | appm249-212-dhcp.colorado.edu | 0 | | |
| 128.138.249.213 | appm249-213-dhcp.colorado.edu | 0 | | |
| 128.138.249.214 | appm249-214-dhcp.colorado.edu | 0 | | |
| 128.138.249.215 | appm249-215-dhcp.colorado.edu | 0 | | |
| 128.138.249.216 | appm249-216-dhcp.colorado.edu | 0 | | |
| 128.138.249.217 | appm249-217-dhcp.colorado.edu | 0 | | |
| 128.138.249.218 | appm249-218-dhcp.colorado.edu | 0 | | |
| 128.138.249.219 | appm249-219-dhcp.colorado.edu | 0 | | |
| 128.138.249.220 | appm249-220-dhcp.colorado.edu | 0 | | |
| 128.138.249.221 | appm249-221-dhcp.colorado.edu | 0 | | |
| 128.138.249.222 | appm249-222-dhcp.colorado.edu | 0 | | |
| 128.138.249.223 | appm249-223-dhcp.colorado.edu | 0 | | |
| 128.138.249.224 | appm249-224-dhcp.colorado.edu | 0 | | |
| 128.138.249.225 | appm249-225-dhcp.colorado.edu | 0 | | |
| 128.138.249.226 | aris.colorado.edu | 0 | | |
| 128.138.249.227 | appm249-227-dhcp.colorado.edu | 0 | | |
| 128.138.249.228 | appm249-228-dhcp.colorado.edu | 0 | | |
| 128.138.249.229 | appm249-229-dhcp.colorado.edu | 0 | | |
| 128.138.249.230 | appm249-230-dhcp.colorado.edu | 0 | | |
| 128.138.249.231 | appm249-231-dhcp.colorado.edu | 0 | | |
| 128.138.249.232 | appm249-232-dhcp.colorado.edu | 0 | | |
| 128.138.249.233 | appm249-233-dhcp.colorado.edu | 0 | | |
| 128.138.249.234 | appm249-234-dhcp.colorado.edu | 0 | | |
| 128.138.249.235 | appm249-235-dhcp.colorado.edu | 0 | | |
| 128.138.249.236 | appm249-236-dhcp.colorado.edu | 0 | | |
| 128.138.249.237 | appm249-237-dhcp.colorado.edu | 0 | | |
| 128.138.249.238 | appm249-238-dhcp.colorado.edu | 0 | | |
| 128.138.249.239 | sverdrup.colorado.edu | 0 | | |
| 128.138.249.240 | — | 0 | | |
| 128.138.249.241 | vigre.colorado.edu | 0 | | |
| 128.138.249.242 | ella.colorado.edu | 0 | | |
| 128.138.249.243 | — | 0 | | |
| 128.138.249.244 | appm249-244-dhcp.colorado.edu | 0 | | |
| 128.138.249.245 | appm249-245-dhcp.colorado.edu | 0 | | |
| 128.138.249.246 | appm249-246-dhcp.colorado.edu | 0 | | |
| 128.138.249.247 | appm249-247-dhcp.colorado.edu | 0 | | |
| 128.138.249.248 | appm249-248-dhcp.colorado.edu | 0 | | |
| 128.138.249.249 | appm249-249-dhcp.colorado.edu | 0 | | |
| 128.138.249.250 | appm249-250-dhcp.colorado.edu | 0 | | |
| 128.138.249.251 | appm249-251-dhcp.colorado.edu | 0 | | |
| 128.138.249.252 | appm249-252-dhcp.colorado.edu | 0 | | |
| 128.138.249.253 | appm249-253-dhcp.colorado.edu | 0 | | |
| 128.138.249.254 | appm249-254-dhcp.colorado.edu | 0 | | |
| 128.138.249.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -m8 128.138.249.118
traceroute to 128.138.249.118 (128.138.249.118): 8 hops max, 52 byte packets
2 *
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6 *
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8 *
Measurement taken from 
IPinfo ProbeNet in Dallas, US
IPinfo ProbeNet in Dallas, USOn