Summary
| ASN | AS55 University of Pennsylvania |
| BGP | 128.91.0.0/16 |
| IPs with RDNS | 121 |
| Hosted Domains | 0 |
| Pingable IPs | 130 |
| Router IPs | 25 |
| 128.91.240.0 | — | 0 | ||
| 128.91.240.1 | sdh-arb.hnt.router.upenn.edu | 0 | ||
| 128.91.240.2 | hnt.sdh-arb.router.upenn.edu | 0 | ||
| 128.91.240.3 | — | 0 | ||
| 128.91.240.4 | — | 0 | ||
| 128.91.240.5 | nic.nichols.router.upenn.edu | 0 | ||
| 128.91.240.6 | nichols.nic.router.upenn.edu | 0 | ||
| 128.91.240.7 | — | 0 | ||
| 128.91.240.8 | — | 0 | ||
| 128.91.240.9 | eisenschwein.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.10 | vagelos.eisenschwein.router.upenn.edu | 0 | ||
| 128.91.240.11 | — | 0 | ||
| 128.91.240.12 | — | 0 | ||
| 128.91.240.13 | eisenschwein.nichols.router.upenn.edu | 0 | ||
| 128.91.240.14 | nichols.eisenschwein.router.upenn.edu | 0 | ||
| 128.91.240.15 | — | 0 | ||
| 128.91.240.16 | — | 0 | ||
| 128.91.240.17 | meb.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.18 | vagelos.meb.router.upenn.edu | 0 | ||
| 128.91.240.19 | — | 0 | ||
| 128.91.240.20 | — | 0 | ||
| 128.91.240.21 | lev-b4-leaf4.levy.router.upenn.edu | 0 | ||
| 128.91.240.22 | levy.lev-b4-leaf4.router.upenn.edu | 0 | ||
| 128.91.240.23 | — | 0 | ||
| 128.91.240.24 | — | 0 | ||
| 128.91.240.25 | eng.nichols.router.upenn.edu | 0 | ||
| 128.91.240.26 | nichols.eng.router.upenn.edu | 0 | ||
| 128.91.240.27 | — | 0 | ||
| 128.91.240.28 | — | 0 | ||
| 128.91.240.29 | geo.nichols.router.upenn.edu | 0 | ||
| 128.91.240.30 | nichols.geo.router.upenn.edu | 0 | ||
| 128.91.240.31 | — | 0 | ||
| 128.91.240.32 | — | 0 | ||
| 128.91.240.33 | dub.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.34 | huntsman.dub.router.upenn.edu | 0 | ||
| 128.91.240.35 | — | 0 | ||
| 128.91.240.36 | — | 0 | ||
| 128.91.240.37 | levy.pdc-1.2-leaf4.router.upenn.edu | 0 | ||
| 128.91.240.38 | pdc-1.2-leaf4.levy.router.upenn.edu | 0 | ||
| 128.91.240.39 | — | 0 | ||
| 128.91.240.40 | — | 0 | ||
| 128.91.240.41 | nbc.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.42 | vagelos.nbc.router.upenn.edu | 0 | ||
| 128.91.240.43 | — | 0 | ||
| 128.91.240.44 | — | 0 | ||
| 128.91.240.45 | — | 0 | ||
| 128.91.240.46 | — | 0 | ||
| 128.91.240.47 | — | 0 | ||
| 128.91.240.48 | — | 0 | ||
| 128.91.240.49 | hnt.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.50 | vagelos.hnt.router.upenn.edu | 0 | ||
| 128.91.240.51 | — | 0 | ||
| 128.91.240.52 | — | 0 | ||
| 128.91.240.53 | scc.van.router.upenn.edu | 0 | ||
| 128.91.240.54 | van.scc.router.upenn.edu | 0 | ||
| 128.91.240.55 | — | 0 | ||
| 128.91.240.56 | — | 0 | ||
| 128.91.240.57 | vpl.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.58 | huntsman.vpl.router.upenn.edu | 0 | ||
| 128.91.240.59 | — | 0 | ||
| 128.91.240.60 | — | 0 | ||
| 128.91.240.61 | quad.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.62 | vagelos.quad.router.upenn.edu | 0 | ||
| 128.91.240.63 | — | 0 | ||
| 128.91.240.64 | — | 0 | ||
| 128.91.240.65 | — | 0 | ||
| 128.91.240.66 | ldy.router.upenn.edu | 0 | ||
| 128.91.240.67 | — | 0 | ||
| 128.91.240.68 | — | 0 | ||
| 128.91.240.69 | huntsman.ili.router.upenn.edu | 0 | ||
| 128.91.240.70 | ili.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.71 | — | 0 | ||
| 128.91.240.72 | — | 0 | ||
| 128.91.240.73 | levy.hnt-brdr.router.upenn.edu | 0 | ||
| 128.91.240.74 | hnt-brdr.levy.router.upenn.edu | 0 | ||
| 128.91.240.75 | — | 0 | ||
| 128.91.240.76 | — | 0 | ||
| 128.91.240.77 | nichols.mke.router.upenn.edu | 0 | ||
| 128.91.240.78 | mke.nichols.router.upenn.edu | 0 | ||
| 128.91.240.79 | — | 0 | ||
| 128.91.240.80 | — | 0 | ||
| 128.91.240.81 | nla.ist.router.upenn.edu | 0 | ||
| 128.91.240.82 | ist.nla.router.upenn.edu | 0 | ||
| 128.91.240.83 | — | 0 | ||
| 128.91.240.84 | — | 0 | ||
| 128.91.240.85 | eis.levy.router.upenn.edu | 0 | ||
| 128.91.240.86 | levy.eis.router.upenn.edu | 0 | ||
| 128.91.240.87 | — | 0 | ||
| 128.91.240.88 | — | 0 | ||
| 128.91.240.89 | hcc.levy.router.upenn.edu | 0 | ||
| 128.91.240.90 | levy.hcc.router.upenn.edu | 0 | ||
| 128.91.240.91 | — | 0 | ||
| 128.91.240.92 | — | 0 | ||
| 128.91.240.93 | van1.sdh1.router.upenn.edu | 0 | ||
| 128.91.240.94 | sdh1.van1.router.upenn.edu | 0 | ||
| 128.91.240.95 | — | 0 | ||
| 128.91.240.96 | — | 0 | ||
| 128.91.240.97 | scc.hnt.router.upenn.edu | 0 | ||
| 128.91.240.98 | hnt.scc.router.upenn.edu | 0 | ||
| 128.91.240.99 | — | 0 | ||
| 128.91.240.100 | — | 0 | ||
| 128.91.240.101 | log.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.102 | vagelos.log.router.upenn.edu | 0 | ||
| 128.91.240.103 | — | 0 | ||
| 128.91.240.104 | — | 0 | ||
| 128.91.240.105 | col.modv.router.upenn.edu | 0 | ||
| 128.91.240.106 | modv.col.router.upenn.edu | 0 | ||
| 128.91.240.107 | — | 0 | ||
| 128.91.240.108 | — | 0 | ||
| 128.91.240.109 | col.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.110 | vagelos.col.router.upenn.edu | 0 | ||
| 128.91.240.111 | — | 0 | ||
| 128.91.240.112 | — | 0 | ||
| 128.91.240.113 | afc.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.114 | huntsman.afc.router.upenn.edu | 0 | ||
| 128.91.240.115 | — | 0 | ||
| 128.91.240.116 | — | 0 | ||
| 128.91.240.117 | — | 0 | ||
| 128.91.240.118 | — | 0 | ||
| 128.91.240.119 | — | 0 | ||
| 128.91.240.120 | — | 0 | ||
| 128.91.240.121 | dcc.levy.router.upenn.edu | 0 | ||
| 128.91.240.122 | levy.dcc.router.upenn.edu | 0 | ||
| 128.91.240.123 | — | 0 | ||
| 128.91.240.124 | — | 0 | ||
| 128.91.240.125 | mkt.nichols.router.upenn.edu | 0 | ||
| 128.91.240.126 | nichols.mkt.router.upenn.edu | 0 | ||
| 128.91.240.127 | — | 0 | ||
| 128.91.240.128 | — | 0 | ||
| 128.91.240.129 | pwh.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.130 | huntsman.pwh.router.upenn.edu | 0 | ||
| 128.91.240.131 | — | 0 | ||
| 128.91.240.132 | — | 0 | ||
| 128.91.240.133 | pdc-1.3-leaf2.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.134 | vagelos.pdc-1.3-leaf2.router.upenn.edu | 0 | ||
| 128.91.240.135 | — | 0 | ||
| 128.91.240.136 | — | 0 | ||
| 128.91.240.137 | gym.levy.router.upenn.edu | 0 | ||
| 128.91.240.138 | levy.gym.router.upenn.edu | 0 | ||
| 128.91.240.139 | — | 0 | ||
| 128.91.240.140 | — | 0 | ||
| 128.91.240.141 | gym.nichols.router.upenn.edu | 0 | ||
| 128.91.240.142 | nichols.gym.router.upenn.edu | 0 | ||
| 128.91.240.143 | — | 0 | ||
| 128.91.240.144 | — | 0 | ||
| 128.91.240.145 | wal.nichols2.router.upenn.edu | 0 | ||
| 128.91.240.146 | nichols2.wal.router.upenn.edu | 0 | ||
| 128.91.240.147 | — | 0 | ||
| 128.91.240.148 | — | 0 | ||
| 128.91.240.149 | lch.nichols.router.upenn.edu | 0 | ||
| 128.91.240.150 | nichols.lch.router.upenn.edu | 0 | ||
| 128.91.240.151 | — | 0 | ||
| 128.91.240.152 | — | 0 | ||
| 128.91.240.153 | lch.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.154 | vagelos.lch.router.upenn.edu | 0 | ||
| 128.91.240.155 | — | 0 | ||
| 128.91.240.156 | — | 0 | ||
| 128.91.240.157 | neb.modv.router.upenn.edu | 0 | ||
| 128.91.240.158 | modv.neb.router.upenn.edu | 0 | ||
| 128.91.240.159 | — | 0 | ||
| 128.91.240.160 | — | 0 | ||
| 128.91.240.161 | brc.modv.router.upenn.edu | 0 | ||
| 128.91.240.162 | modv.brc.router.upenn.edu | 0 | ||
| 128.91.240.163 | — | 0 | ||
| 128.91.240.164 | — | 0 | ||
| 128.91.240.165 | — | 0 | ||
| 128.91.240.166 | — | 0 | ||
| 128.91.240.167 | — | 0 | ||
| 128.91.240.168 | — | 0 | ||
| 128.91.240.169 | jsn.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.170 | huntsman.jsn.router.upenn.edu | 0 | ||
| 128.91.240.171 | — | 0 | ||
| 128.91.240.172 | — | 0 | ||
| 128.91.240.173 | gfl-gm1.levy.router.upenn.edu | 0 | ||
| 128.91.240.174 | levy.gfl-fm.router.upenn.edu | 0 | ||
| 128.91.240.175 | — | 0 | ||
| 128.91.240.176 | — | 0 | ||
| 128.91.240.177 | i2re.hnt-brdr-dmz.router.upenn.edu | 0 | ||
| 128.91.240.178 | hnt-brdr-dmz.i2re.router.upenn.edu | 0 | ||
| 128.91.240.179 | — | 0 | ||
| 128.91.240.180 | — | 0 | ||
| 128.91.240.181 | i2re.vag-brdr-dmz.router.upenn.edu | 0 | ||
| 128.91.240.182 | vag-brdr-dmz.i2re.router.upenn.edu | 0 | ||
| 128.91.240.183 | — | 0 | ||
| 128.91.240.184 | — | 0 | ||
| 128.91.240.185 | lfr.hnt.router.upenn.edu | 0 | ||
| 128.91.240.186 | hnt.lfr.router.upenn.edu | 0 | ||
| 128.91.240.187 | — | 0 | ||
| 128.91.240.188 | — | 0 | ||
| 128.91.240.189 | sdh1-hnt1.router.upenn.edu | 0 | ||
| 128.91.240.190 | hnt1-sdh1.router.upenn.edu | 0 | ||
| 128.91.240.191 | — | 0 | ||
| 128.91.240.192 | — | 0 | ||
| 128.91.240.193 | cpn.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.194 | huntsman.cpn.router.upenn.edu | 0 | ||
| 128.91.240.195 | — | 0 | ||
| 128.91.240.196 | cobbler-dmz.hnt-brdr-dmz.router.upenn.edu | 0 | ||
| 128.91.240.197 | hnt-brdr-dmz.cobbler-dmz.router.upenn.edu | 0 | ||
| 128.91.240.198 | baker-dmz.vag-brdr-dmz.router.upenn.edu | 0 | ||
| 128.91.240.199 | vag-brdr-dmz.baker-dmz.router.upenn.edu | 0 | ||
| 128.91.240.200 | — | 0 | ||
| 128.91.240.201 | rpc-vagelos.router.upenn.edu | 0 | ||
| 128.91.240.202 | vagelos-rpc.router.upenn.edu | 0 | ||
| 128.91.240.203 | — | 0 | ||
| 128.91.240.204 | — | 0 | ||
| 128.91.240.205 | rpc.nichols.router.upenn.edu | 0 | ||
| 128.91.240.206 | nichols.rpc.router.upenn.edu | 0 | ||
| 128.91.240.207 | — | 0 | ||
| 128.91.240.208 | — | 0 | ||
| 128.91.240.209 | mkc.nichols.router.upenn.edu | 0 | ||
| 128.91.240.210 | nichols.mkc.router.upenn.edu | 0 | ||
| 128.91.240.211 | — | 0 | ||
| 128.91.240.212 | — | 0 | ||
| 128.91.240.213 | geo.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.214 | vagelos.geo.router.upenn.edu | 0 | ||
| 128.91.240.215 | — | 0 | ||
| 128.91.240.216 | — | 0 | ||
| 128.91.240.217 | x1-hireit-firewall-egress-vip-non-av.gfl-fm.router.upenn.edu | 0 | ||
| 128.91.240.218 | gfl-fm.x1-hireit-firewall-egress-vip-non-av.isc.upenn.edu | 0 | ||
| 128.91.240.219 | — | 0 | ||
| 128.91.240.220 | pba.levy.router.upenn.edu | 0 | ||
| 128.91.240.221 | levy.pba.router.upenn.edu | 0 | ||
| 128.91.240.222 | pba.nichols2.router.upenn.edu | 0 | ||
| 128.91.240.223 | nichols2.pba.router.upenn.edu | 0 | ||
| 128.91.240.224 | — | 0 | ||
| 128.91.240.225 | modv.vag-brdr.router.upenn.edu | 0 | ||
| 128.91.240.226 | vag-brdr.modv.router.upenn.edu | 0 | ||
| 128.91.240.227 | — | 0 | ||
| 128.91.240.228 | — | 0 | ||
| 128.91.240.229 | vagelos.msc.router.upenn.edu | 0 | ||
| 128.91.240.230 | msc.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.231 | — | 0 | ||
| 128.91.240.232 | — | 0 | ||
| 128.91.240.233 | lfr.van.router.upenn.edu | 0 | ||
| 128.91.240.234 | van.lfr.router.upenn.edu | 0 | ||
| 128.91.240.235 | — | 0 | ||
| 128.91.240.236 | — | 0 | ||
| 128.91.240.237 | blk.levy.router.upenn.edu | 0 | ||
| 128.91.240.238 | levy.blk.router.upenn.edu | 0 | ||
| 128.91.240.239 | — | 0 | ||
| 128.91.240.240 | — | 0 | ||
| 128.91.240.241 | — | 0 | ||
| 128.91.240.242 | — | 0 | ||
| 128.91.240.243 | — | 0 | ||
| 128.91.240.244 | — | 0 | ||
| 128.91.240.245 | — | 0 | ||
| 128.91.240.246 | — | 0 | ||
| 128.91.240.247 | — | 0 | ||
| 128.91.240.248 | — | 0 | ||
| 128.91.240.249 | hnt.huntsman.router.upenn.edu | 0 | ||
| 128.91.240.250 | huntsman.hnt.router.upenn.edu | 0 | ||
| 128.91.240.251 | — | 0 | ||
| 128.91.240.252 | — | 0 | ||
| 128.91.240.253 | gfl-fm.vagelos.router.upenn.edu | 0 | ||
| 128.91.240.254 | vagelos.gfl-fm.router.upenn.edu | 0 | ||
| 128.91.240.255 | — | 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 128.91.240.29
traceroute to 128.91.240.29 (128.91.240.29): 64 hops max, 52 byte packets
5 *
6 *
Measurement taken from
IPinfo ProbeNet in Charlotte, US
On