Summary
| ASN | AS55 University of Pennsylvania |
| BGP | 165.123.0.0/16 |
| IPs with RDNS | 187 |
| Hosted Domains | 0 |
| Pingable IPs | 3 |
| Router IPs | 0 |
| 165.123.166.0 | — | 0 |  | |
| 165.123.166.1 | irb3.vpm.router.upenn.edu | 0 |  | |
| 165.123.166.2 | — | 0 | | |
| 165.123.166.3 | — | 0 | | |
| 165.123.166.4 | — | 0 | | |
| 165.123.166.5 | — | 0 | | |
| 165.123.166.6 | — | 0 | | |
| 165.123.166.7 | — | 0 | | |
| 165.123.166.8 | — | 0 | | |
| 165.123.166.9 | — | 0 | | |
| 165.123.166.10 | — | 0 | | |
| 165.123.166.11 | — | 0 | | |
| 165.123.166.12 | — | 0 | | |
| 165.123.166.13 | — | 0 | | |
| 165.123.166.14 | — | 0 | | |
| 165.123.166.15 | — | 0 | | |
| 165.123.166.16 | — | 0 | | |
| 165.123.166.17 | — | 0 | | |
| 165.123.166.18 | — | 0 | | |
| 165.123.166.19 | — | 0 | | |
| 165.123.166.20 | — | 0 | | |
| 165.123.166.21 | — | 0 | | |
| 165.123.166.22 | — | 0 | | |
| 165.123.166.23 | — | 0 | | |
| 165.123.166.24 | — | 0 | | |
| 165.123.166.25 | — | 0 | | |
| 165.123.166.26 | — | 0 | | |
| 165.123.166.27 | — | 0 | | |
| 165.123.166.28 | gregcafe.collegehouses.upenn.edu | 0 | | |
| 165.123.166.29 | gregrecptptr.collegehouses.upenn.edu | 0 | | |
| 165.123.166.30 | — | 0 | | |
| 165.123.166.31 | mlch01.labs.collegehouses.upenn.edu | 0 | | |
| 165.123.166.32 | mlch02.labs.collegehouses.upenn.edu | 0 | | |
| 165.123.166.33 | — | 0 | | |
| 165.123.166.34 | — | 0 | | |
| 165.123.166.35 | — | 0 | | |
| 165.123.166.36 | — | 0 | | |
| 165.123.166.37 | — | 0 | | |
| 165.123.166.38 | — | 0 | | |
| 165.123.166.39 | mlch00.labs.collegehouses.upenn.edu | 0 | | |
| 165.123.166.40 | mlch-ptr.labs.collegehouses.upenn.edu | 0 | | |
| 165.123.166.41 | rhs-hse-zd62042.business-services.upenn.edu | 0 | | |
| 165.123.166.42 | rhs-laundry-cl25.business-services.upenn.edu | 0 | | |
| 165.123.166.43 | rhs-cl25-key.business-services.upenn.edu | 0 | | |
| 165.123.166.44 | bsd-rhs25001-wd.business-services.upenn.edu | 0 | | |
| 165.123.166.45 | rhs-laundry-class25.business-services.upenn.edu | 0 | | |
| 165.123.166.46 | — | 0 | | |
| 165.123.166.47 | — | 0 | | |
| 165.123.166.48 | — | 0 | | |
| 165.123.166.49 | — | 0 | | |
| 165.123.166.50 | — | 0 | | |
| 165.123.166.51 | hseapc1.publicsafety.upenn.edu | 0 | | |
| 165.123.166.52 | — | 0 | | |
| 165.123.166.53 | — | 0 | | |
| 165.123.166.54 | — | 0 | | |
| 165.123.166.55 | — | 0 | | |
| 165.123.166.56 | — | 0 | | |
| 165.123.166.57 | — | 0 | | |
| 165.123.166.58 | — | 0 | | |
| 165.123.166.59 | — | 0 | | |
| 165.123.166.60 | — | 0 | | |
| 165.123.166.61 | — | 0 | | |
| 165.123.166.62 | — | 0 | | |
| 165.123.166.63 | — | 0 | | |
| 165.123.166.64 | — | 0 | | |
| 165.123.166.65 | — | 0 | | |
| 165.123.166.66 | — | 0 | | |
| 165.123.166.67 | — | 0 | | |
| 165.123.166.68 | — | 0 | | |
| 165.123.166.69 | — | 0 | | |
| 165.123.166.70 | — | 0 | | |
| 165.123.166.71 | — | 0 | | |
| 165.123.166.72 | — | 0 | | |
| 165.123.166.73 | — | 0 | | |
| 165.123.166.74 | — | 0 | | |
| 165.123.166.75 | — | 0 | | |
| 165.123.166.76 | — | 0 | | |
| 165.123.166.77 | — | 0 | | |
| 165.123.166.78 | — | 0 | | |
| 165.123.166.79 | — | 0 | | |
| 165.123.166.80 | — | 0 | | |
| 165.123.166.81 | dhcp0001.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.82 | dhcp0002.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.83 | dhcp0003.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.84 | dhcp0004.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.85 | dhcp0005.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.86 | dhcp0006.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.87 | dhcp0007.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.88 | dhcp0008.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.89 | dhcp0009.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.90 | dhcp0010.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.91 | dhcp0011.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.92 | dhcp0012.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.93 | dhcp0013.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.94 | dhcp0014.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.95 | dhcp0015.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.96 | dhcp0016.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.97 | dhcp0017.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.98 | dhcp0018.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.99 | dhcp0019.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.100 | dhcp0020.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.101 | dhcp0021.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.102 | dhcp0022.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.103 | dhcp0023.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.104 | dhcp0024.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.105 | dhcp0025.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.106 | dhcp0026.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.107 | dhcp0027.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.108 | dhcp0028.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.109 | dhcp0029.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.110 | dhcp0030.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.111 | dhcp0031.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.112 | dhcp0032.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.113 | dhcp0033.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.114 | dhcp0034.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.115 | dhcp0035.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.116 | dhcp0036.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.117 | dhcp0037.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.118 | dhcp0038.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.119 | dhcp0039.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.120 | dhcp0040.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.121 | dhcp0041.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.122 | dhcp0042.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.123 | dhcp0043.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.124 | dhcp0044.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.125 | dhcp0045.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.126 | dhcp0046.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.127 | dhcp0047.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.128 | dhcp0048.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.129 | dhcp0049.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.130 | dhcp0050.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.131 | dhcp0051.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.132 | dhcp0052.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.133 | dhcp0053.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.134 | dhcp0054.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.135 | dhcp0055.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.136 | dhcp0056.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.137 | dhcp0057.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.138 | dhcp0058.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.139 | dhcp0059.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.140 | dhcp0060.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.141 | dhcp0061.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.142 | dhcp0062.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.143 | dhcp0063.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.144 | dhcp0064.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.145 | dhcp0065.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.146 | dhcp0066.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.147 | dhcp0067.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.148 | dhcp0068.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.149 | dhcp0069.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.150 | dhcp0070.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.151 | dhcp0071.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.152 | dhcp0072.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.153 | dhcp0073.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.154 | dhcp0074.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.155 | dhcp0075.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.156 | dhcp0076.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.157 | dhcp0077.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.158 | dhcp0078.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.159 | dhcp0079.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.160 | dhcp0080.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.161 | dhcp0081.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.162 | dhcp0082.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.163 | dhcp0083.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.164 | dhcp0084.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.165 | dhcp0085.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.166 | dhcp0086.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.167 | dhcp0087.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.168 | dhcp0088.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.169 | dhcp0089.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.170 | dhcp0090.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.171 | dhcp0091.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.172 | dhcp0092.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.173 | dhcp0093.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.174 | dhcp0094.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.175 | dhcp0095.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.176 | dhcp0096.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.177 | dhcp0097.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.178 | dhcp0098.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.179 | dhcp0099.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.180 | dhcp0100.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.181 | dhcp0101.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.182 | dhcp0102.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.183 | dhcp0103.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.184 | dhcp0104.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.185 | dhcp0105.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.186 | dhcp0106.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.187 | dhcp0107.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.188 | dhcp0108.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.189 | dhcp0109.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.190 | dhcp0110.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.191 | dhcp0111.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.192 | dhcp0112.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.193 | dhcp0113.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.194 | dhcp0114.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.195 | dhcp0115.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.196 | dhcp0116.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.197 | dhcp0117.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.198 | dhcp0118.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.199 | dhcp0119.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.200 | dhcp0120.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.201 | dhcp0121.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.202 | dhcp0122.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.203 | dhcp0123.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.204 | dhcp0124.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.205 | dhcp0125.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.206 | dhcp0126.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.207 | dhcp0127.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.208 | dhcp0128.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.209 | dhcp0129.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.210 | dhcp0130.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.211 | dhcp0131.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.212 | dhcp0132.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.213 | dhcp0133.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.214 | dhcp0134.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.215 | dhcp0135.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.216 | dhcp0136.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.217 | dhcp0137.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.218 | dhcp0138.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.219 | dhcp0139.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.220 | dhcp0140.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.221 | dhcp0141.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.222 | dhcp0142.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.223 | dhcp0143.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.224 | dhcp0144.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.225 | dhcp0145.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.226 | dhcp0146.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.227 | dhcp0147.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.228 | dhcp0148.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.229 | dhcp0149.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.230 | dhcp0150.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.231 | dhcp0151.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.232 | dhcp0152.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.233 | dhcp0153.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.234 | dhcp0154.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.235 | dhcp0155.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.236 | dhcp0156.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.237 | dhcp0157.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.238 | dhcp0158.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.239 | dhcp0159.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.240 | dhcp0160.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.241 | dhcp0161.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.242 | dhcp0162.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.243 | dhcp0163.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.244 | dhcp0164.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.245 | dhcp0165.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.246 | dhcp0166.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.247 | dhcp0167.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.248 | dhcp0168.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.249 | dhcp0169.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.250 | dhcp0170.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.251 | dhcp0171.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.252 | dhcp0172.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.253 | dhcp0173.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.254 | dhcp0174.hse.resnet.group.upenn.edu | 0 | | |
| 165.123.166.255 | — | 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 165.123.166.31
traceroute to 165.123.166.31 (165.123.166.31): 64 hops max, 52 byte packets
6 *
7 *
9 *
10 *
11 *
12 *
Measurement taken from 
IPinfo ProbeNet in Piscataway, US
IPinfo ProbeNet in Piscataway, USOn