Summary
| ASN | AS55 University of Pennsylvania |
| BGP | 128.91.0.0/16 |
| IPs with RDNS | 127 |
| Hosted Domains | 0 |
| Pingable IPs | 1 |
| Router IPs | 0 |
| 128.91.66.0 | — | 0 |  | |
| 128.91.66.1 | irb8.dcc.router.upenn.edu | 0 | | |
| 128.91.66.2 | pdm-hm-cohprinter.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.3 | pdm-hm-ollprinter.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.4 | pdm-hm-cboprint.dental.upenn.edu | 0 | | |
| 128.91.66.5 | pdm-it-sys02.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.6 | pdm-it-sydney.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.7 | pdm-itad03-wd.dental.upenn.edu | 0 | | |
| 128.91.66.8 | pdm-cofa01-wd.dental.upenn.edu | 0 | | |
| 128.91.66.9 | pdm-ev-jillklis.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.10 | pdm-ev-coh05.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.11 | pdm-ev-daineen.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.12 | pdm-ev-cbopc4.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.13 | pdm-ev-coh11.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.14 | pdm-it-sys01.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.15 | pdm-hm-itprint.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.16 | pdm-ev-grants1.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.17 | pdm-hm-foprint.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.18 | pdm-hv-bchauhan.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.19 | pdm-ev-cbopc1.dental.upenn.edu | 0 | | |
| 128.91.66.20 | pdm-it-dev02.dsn.dental.upenn.edu | 0 | | |
| 128.91.66.21 | pdm-itxray2-wd.dental.upenn.edu | 0 | | |
| 128.91.66.22 | pdm-luus-wd.kite.upenn.edu | 0 | | |
| 128.91.66.23 | — | 0 | | |
| 128.91.66.24 | — | 0 | | |
| 128.91.66.25 | — | 0 | | |
| 128.91.66.26 | — | 0 | | |
| 128.91.66.27 | — | 0 | | |
| 128.91.66.28 | — | 0 | | |
| 128.91.66.29 | — | 0 | | |
| 128.91.66.30 | — | 0 | | |
| 128.91.66.31 | — | 0 | | |
| 128.91.66.32 | dcc-dental00.dental.upenn.edu | 0 | | |
| 128.91.66.33 | dcc-dental01.dental.upenn.edu | 0 | | |
| 128.91.66.34 | dcc-dental02.dental.upenn.edu | 0 | | |
| 128.91.66.35 | dcc-dental03.dental.upenn.edu | 0 | | |
| 128.91.66.36 | dcc-dental04.dental.upenn.edu | 0 | | |
| 128.91.66.37 | dcc-dental05.dental.upenn.edu | 0 | | |
| 128.91.66.38 | dcc-dental06.dental.upenn.edu | 0 | | |
| 128.91.66.39 | dcc-dental07.dental.upenn.edu | 0 | | |
| 128.91.66.40 | dcc-dental08.dental.upenn.edu | 0 | | |
| 128.91.66.41 | dcc-dental09.dental.upenn.edu | 0 | | |
| 128.91.66.42 | dcc-dental10.dental.upenn.edu | 0 | | |
| 128.91.66.43 | dcc-dental11.dental.upenn.edu | 0 | | |
| 128.91.66.44 | dcc-dental12.dental.upenn.edu | 0 | | |
| 128.91.66.45 | dcc-dental13.dental.upenn.edu | 0 | | |
| 128.91.66.46 | dcc-dental14.dental.upenn.edu | 0 | | |
| 128.91.66.47 | dcc-dental15.dental.upenn.edu | 0 | | |
| 128.91.66.48 | dcc-dental16.dental.upenn.edu | 0 | | |
| 128.91.66.49 | dcc-dental17.dental.upenn.edu | 0 | | |
| 128.91.66.50 | dcc-dental18.dental.upenn.edu | 0 | | |
| 128.91.66.51 | dcc-dental19.dental.upenn.edu | 0 | | |
| 128.91.66.52 | dcc-dental20.dental.upenn.edu | 0 | | |
| 128.91.66.53 | dcc-dental21.dental.upenn.edu | 0 | | |
| 128.91.66.54 | dcc-dental22.dental.upenn.edu | 0 | | |
| 128.91.66.55 | dcc-dental23.dental.upenn.edu | 0 | | |
| 128.91.66.56 | dcc-dental24.dental.upenn.edu | 0 | | |
| 128.91.66.57 | dcc-dental25.dental.upenn.edu | 0 | | |
| 128.91.66.58 | dcc-dental26.dental.upenn.edu | 0 | | |
| 128.91.66.59 | dcc-dental27.dental.upenn.edu | 0 | | |
| 128.91.66.60 | dcc-dental28.dental.upenn.edu | 0 | | |
| 128.91.66.61 | dcc-dental29.dental.upenn.edu | 0 | | |
| 128.91.66.62 | dcc-dental30.dental.upenn.edu | 0 | | |
| 128.91.66.63 | dcc-dental31.dental.upenn.edu | 0 | | |
| 128.91.66.64 | dcc-dental32.dental.upenn.edu | 0 | | |
| 128.91.66.65 | dcc-dental33.dental.upenn.edu | 0 | | |
| 128.91.66.66 | dcc-dental34.dental.upenn.edu | 0 | | |
| 128.91.66.67 | dcc-dental35.dental.upenn.edu | 0 | | |
| 128.91.66.68 | dcc-dental36.dental.upenn.edu | 0 | | |
| 128.91.66.69 | dcc-dental37.dental.upenn.edu | 0 | | |
| 128.91.66.70 | dcc-dental38.dental.upenn.edu | 0 | | |
| 128.91.66.71 | dcc-dental39.dental.upenn.edu | 0 | | |
| 128.91.66.72 | dcc-dental40.dental.upenn.edu | 0 | | |
| 128.91.66.73 | dcc-dental41.dental.upenn.edu | 0 | | |
| 128.91.66.74 | dcc-dental42.dental.upenn.edu | 0 | | |
| 128.91.66.75 | dcc-dental43.dental.upenn.edu | 0 | | |
| 128.91.66.76 | dcc-dental44.dental.upenn.edu | 0 | | |
| 128.91.66.77 | dcc-dental45.dental.upenn.edu | 0 | | |
| 128.91.66.78 | dcc-dental46.dental.upenn.edu | 0 | | |
| 128.91.66.79 | dcc-dental47.dental.upenn.edu | 0 | | |
| 128.91.66.80 | dcc-dental48.dental.upenn.edu | 0 | | |
| 128.91.66.81 | dcc-dental49.dental.upenn.edu | 0 | | |
| 128.91.66.82 | dcc-dental50.dental.upenn.edu | 0 | | |
| 128.91.66.83 | dcc-dental51.dental.upenn.edu | 0 | | |
| 128.91.66.84 | dcc-dental52.dental.upenn.edu | 0 | | |
| 128.91.66.85 | dcc-dental53.dental.upenn.edu | 0 | | |
| 128.91.66.86 | dcc-dental54.dental.upenn.edu | 0 | | |
| 128.91.66.87 | dcc-dental55.dental.upenn.edu | 0 | | |
| 128.91.66.88 | dcc-dental56.dental.upenn.edu | 0 | | |
| 128.91.66.89 | dcc-dental57.dental.upenn.edu | 0 | | |
| 128.91.66.90 | dcc-dental58.dental.upenn.edu | 0 | | |
| 128.91.66.91 | dcc-dental59.dental.upenn.edu | 0 | | |
| 128.91.66.92 | dcc-dental60.dental.upenn.edu | 0 | | |
| 128.91.66.93 | dcc-dental61.dental.upenn.edu | 0 | | |
| 128.91.66.94 | dcc-dental62.dental.upenn.edu | 0 | | |
| 128.91.66.95 | dcc-dental63.dental.upenn.edu | 0 | | |
| 128.91.66.96 | dcc-dental64.dental.upenn.edu | 0 | | |
| 128.91.66.97 | dcc-dental65.dental.upenn.edu | 0 | | |
| 128.91.66.98 | dcc-dental66.dental.upenn.edu | 0 | | |
| 128.91.66.99 | dcc-dental67.dental.upenn.edu | 0 | | |
| 128.91.66.100 | dcc-dental68.dental.upenn.edu | 0 | | |
| 128.91.66.101 | dcc-dental69.dental.upenn.edu | 0 | | |
| 128.91.66.102 | dcc-dental70.dental.upenn.edu | 0 | | |
| 128.91.66.103 | dcc-dental71.dental.upenn.edu | 0 | | |
| 128.91.66.104 | dcc-dental72.dental.upenn.edu | 0 | | |
| 128.91.66.105 | dcc-dental73.dental.upenn.edu | 0 | | |
| 128.91.66.106 | dcc-dental74.dental.upenn.edu | 0 | | |
| 128.91.66.107 | dcc-dental75.dental.upenn.edu | 0 | | |
| 128.91.66.108 | dcc-dental76.dental.upenn.edu | 0 | | |
| 128.91.66.109 | dcc-dental77.dental.upenn.edu | 0 | | |
| 128.91.66.110 | dcc-dental78.dental.upenn.edu | 0 | | |
| 128.91.66.111 | dcc-dental79.dental.upenn.edu | 0 | | |
| 128.91.66.112 | dcc-dental80.dental.upenn.edu | 0 | | |
| 128.91.66.113 | dcc-dental81.dental.upenn.edu | 0 | | |
| 128.91.66.114 | dcc-dental82.dental.upenn.edu | 0 | | |
| 128.91.66.115 | dcc-dental83.dental.upenn.edu | 0 | | |
| 128.91.66.116 | dcc-dental84.dental.upenn.edu | 0 | | |
| 128.91.66.117 | dcc-dental85.dental.upenn.edu | 0 | | |
| 128.91.66.118 | dcc-dental86.dental.upenn.edu | 0 | | |
| 128.91.66.119 | dcc-dental87.dental.upenn.edu | 0 | | |
| 128.91.66.120 | dcc-dental88.dental.upenn.edu | 0 | | |
| 128.91.66.121 | dcc-dental89.dental.upenn.edu | 0 | | |
| 128.91.66.122 | dcc-dental90.dental.upenn.edu | 0 | | |
| 128.91.66.123 | dcc-dental91.dental.upenn.edu | 0 | | |
| 128.91.66.124 | dcc-dental92.dental.upenn.edu | 0 | | |
| 128.91.66.125 | dcc-dental93.dental.upenn.edu | 0 | | |
| 128.91.66.126 | dcc-dental94.dental.upenn.edu | 0 | | |
| 128.91.66.127 | — | 0 | | |
| 128.91.66.128 | — | 0 | | |
| 128.91.66.129 | neb-vmvdi-public-gw1.router.upenn.edu | 0 | Ping | |
| 128.91.66.130 | — | 0 | | |
| 128.91.66.131 | — | 0 | | |
| 128.91.66.132 | — | 0 | | |
| 128.91.66.133 | — | 0 | | |
| 128.91.66.134 | — | 0 | | |
| 128.91.66.135 | neb102b-2-u1.nursing.upenn.edu | 0 | | |
| 128.91.66.136 | — | 0 | | |
| 128.91.66.137 | — | 0 | | |
| 128.91.66.138 | — | 0 | | |
| 128.91.66.139 | neb333-1-u2.nursing.upenn.edu | 0 | | |
| 128.91.66.140 | — | 0 | | |
| 128.91.66.141 | — | 0 | | |
| 128.91.66.142 | — | 0 | | |
| 128.91.66.143 | — | 0 | | |
| 128.91.66.144 | — | 0 | | |
| 128.91.66.145 | — | 0 | | |
| 128.91.66.146 | — | 0 | | |
| 128.91.66.147 | — | 0 | | |
| 128.91.66.148 | — | 0 | | |
| 128.91.66.149 | — | 0 | | |
| 128.91.66.150 | — | 0 | | |
| 128.91.66.151 | — | 0 | | |
| 128.91.66.152 | — | 0 | | |
| 128.91.66.153 | — | 0 | | |
| 128.91.66.154 | — | 0 | | |
| 128.91.66.155 | — | 0 | | |
| 128.91.66.156 | — | 0 | | |
| 128.91.66.157 | — | 0 | | |
| 128.91.66.158 | — | 0 | | |
| 128.91.66.159 | — | 0 | | |
| 128.91.66.160 | — | 0 | | |
| 128.91.66.161 | — | 0 | | |
| 128.91.66.162 | — | 0 | | |
| 128.91.66.163 | — | 0 | | |
| 128.91.66.164 | — | 0 | | |
| 128.91.66.165 | — | 0 | | |
| 128.91.66.166 | — | 0 | | |
| 128.91.66.167 | — | 0 | | |
| 128.91.66.168 | — | 0 | | |
| 128.91.66.169 | — | 0 | | |
| 128.91.66.170 | — | 0 | | |
| 128.91.66.171 | — | 0 | | |
| 128.91.66.172 | — | 0 | | |
| 128.91.66.173 | — | 0 | | |
| 128.91.66.174 | — | 0 | | |
| 128.91.66.175 | — | 0 | | |
| 128.91.66.176 | — | 0 | | |
| 128.91.66.177 | — | 0 | | |
| 128.91.66.178 | — | 0 | | |
| 128.91.66.179 | — | 0 | | |
| 128.91.66.180 | — | 0 | | |
| 128.91.66.181 | — | 0 | | |
| 128.91.66.182 | — | 0 | | |
| 128.91.66.183 | — | 0 | | |
| 128.91.66.184 | — | 0 | | |
| 128.91.66.185 | — | 0 | | |
| 128.91.66.186 | — | 0 | | |
| 128.91.66.187 | — | 0 | | |
| 128.91.66.188 | — | 0 | | |
| 128.91.66.189 | — | 0 | | |
| 128.91.66.190 | — | 0 | | |
| 128.91.66.191 | — | 0 | | |
| 128.91.66.192 | — | 0 | | |
| 128.91.66.193 | — | 0 | | |
| 128.91.66.194 | — | 0 | | |
| 128.91.66.195 | — | 0 | | |
| 128.91.66.196 | — | 0 | | |
| 128.91.66.197 | — | 0 | | |
| 128.91.66.198 | — | 0 | | |
| 128.91.66.199 | — | 0 | | |
| 128.91.66.200 | — | 0 | | |
| 128.91.66.201 | dirnode.gcrc.upenn.edu | 0 | | |
| 128.91.66.202 | — | 0 | | |
| 128.91.66.203 | webnode.gcrc.upenn.edu | 0 | | |
| 128.91.66.204 | abilab.ceet.upenn.edu | 0 | | |
| 128.91.66.205 | devel.ceet.upenn.edu | 0 | | |
| 128.91.66.206 | jfk.gcrc.upenn.edu | 0 | | |
| 128.91.66.207 | — | 0 | | |
| 128.91.66.208 | — | 0 | | |
| 128.91.66.209 | — | 0 | | |
| 128.91.66.210 | d1.afcri.upenn.edu | 0 | | |
| 128.91.66.211 | — | 0 | | |
| 128.91.66.212 | — | 0 | | |
| 128.91.66.213 | — | 0 | | |
| 128.91.66.214 | — | 0 | | |
| 128.91.66.215 | — | 0 | | |
| 128.91.66.216 | — | 0 | | |
| 128.91.66.217 | — | 0 | | |
| 128.91.66.218 | — | 0 | | |
| 128.91.66.219 | — | 0 | | |
| 128.91.66.220 | — | 0 | | |
| 128.91.66.221 | — | 0 | | |
| 128.91.66.222 | — | 0 | | |
| 128.91.66.223 | — | 0 | | |
| 128.91.66.224 | — | 0 | | |
| 128.91.66.225 | — | 0 | | |
| 128.91.66.226 | — | 0 | | |
| 128.91.66.227 | — | 0 | | |
| 128.91.66.228 | — | 0 | | |
| 128.91.66.229 | — | 0 | | |
| 128.91.66.230 | — | 0 | | |
| 128.91.66.231 | — | 0 | | |
| 128.91.66.232 | — | 0 | | |
| 128.91.66.233 | — | 0 | | |
| 128.91.66.234 | — | 0 | | |
| 128.91.66.235 | — | 0 | | |
| 128.91.66.236 | — | 0 | | |
| 128.91.66.237 | — | 0 | | |
| 128.91.66.238 | — | 0 | | |
| 128.91.66.239 | — | 0 | | |
| 128.91.66.240 | — | 0 | | |
| 128.91.66.241 | — | 0 | | |
| 128.91.66.242 | — | 0 | | |
| 128.91.66.243 | — | 0 | | |
| 128.91.66.244 | — | 0 | | |
| 128.91.66.245 | — | 0 | | |
| 128.91.66.246 | — | 0 | | |
| 128.91.66.247 | — | 0 | | |
| 128.91.66.248 | — | 0 | | |
| 128.91.66.249 | — | 0 | | |
| 128.91.66.250 | velos.afcri.upenn.edu | 0 | | |
| 128.91.66.251 | — | 0 | | |
| 128.91.66.252 | — | 0 | | |
| 128.91.66.253 | — | 0 | | |
| 128.91.66.254 | — | 0 | | |
| 128.91.66.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.Traceroute →
$ traceroute -a -n -q1 128.91.66.129
traceroute to 128.91.66.129 (128.91.66.129): 64 hops max, 52 byte packets
3 *
4 *
8 *
9 *
10 *
Measurement taken from 
IPinfo ProbeNet in New York City, US
IPinfo ProbeNet in New York City, USOn