BGP Announced

AS CIDR Description
AS55 128.91.0.0/16 UPENN - University of Pennsylvania, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:252)

IP Host DateTime
128.91.12.1 irb100.rcb.router.upenn.edu 2025-06-04 08:20:53
128.91.12.2 sas-psy06166-wd.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.3 aybar-dock.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.4 dherresp-22.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.5 nbssolstice.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.6 sas-psy04990-ld.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.8 eweinber-17.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.9 drrichie-22-01.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.10 gdd-dhcp-01.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.11 gdd-dhcp-02.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.12 gdd-dhcp-03.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.13 gdd-dhcp-04.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.14 gdd-dhcp-05.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.15 gdd-dhcp-06.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.16 gdd-dhcp-07.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.17 gdd-dhcp-08.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.18 gdd-dhcp-09.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.19 gdd-dhcp-10.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.20 gdd-dhcp-11.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.21 gdd-dhcp-12.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.22 gdd-dhcp-13.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.23 gdd-dhcp-14.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.24 gdd-dhcp-15.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.25 gdd-dhcp-16.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.26 gdd-dhcp-17.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.27 gdd-dhcp-18.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.28 gdd-dhcp-19.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.29 gdd-dhcp-20.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.30 gdd-dhcp-21.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.31 gdd-dhcp-22.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.32 gdd-dhcp-23.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.33 gdd-dhcp-24.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.34 gdd-dhcp-25.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.35 gdd-dhcp-26.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.36 gdd-dhcp-27.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.37 gdd-dhcp-28.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.38 gdd-dhcp-29.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.39 gdd-dhcp-30.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.40 edfriess-19-01.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.41 sas-arcarolab21-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.42 d9052.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.43 d8131.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.44 stingray.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.45 d11461.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.46 d11295.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.47 d7999.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.48 copier-b-gdd5.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.49 d11298.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.50 bonice.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.51 ristretto.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.52 d11114.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.53 magi-2-balthasar.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.54 d11103.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.55 victorrl.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.56 rust-sabre.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.58 d10852.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.59 sas-bio07541-wd.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.60 fugu.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.61 peurifoy02.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.62 d10658.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.63 d10614.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.64 d9049.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.65 d10538.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.66 d10489.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.67 d9050.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.68 d10232.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.69 gdd-basement-brainard-temp.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.70 bonicn.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.71 dept-business-finprinter.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.72 adunhampro-13.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.73 sas-bio06138-wd.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.74 biobas-printer-t.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.75 bsheila-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.76 busofficetemp.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.77 burgelab-prt-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.78 abar-prt.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.79 jburge-marr.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.80 jburge-julesz.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.81 hawk.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.82 starfish.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.83 tofu-desktop.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.84 skate.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.85 janzen-gdd-temp.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.86 sas-gdd207-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.87 d8578.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.88 platypus.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.89 sas-gdd102-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.90 manta.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.91 sas-gdd100-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.92 seacucumber.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.93 albacore.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.94 marcaro-19-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.95 gdd315.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.96 copier-a-gdd5.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.97 d8519.bio.upenn.edu 2025-05-30 03:01:18
128.91.12.98 printer-a-gdd3-bw.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.99 printer-c-gdd3-color.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.100 printer-f-gdd5-color.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.101 dhb-loaner.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.102 squid.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.103 d10431.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.104 l7541.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.105 mryan-dell.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.106 d11335.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.107 sas-psy01693-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.108 abalone.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.109 jryan-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.110 d9505.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.111 d8618.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.112 tamminga-printer-a.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.113 d8780.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.114 d8778.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.115 roberts-fw.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.116 d8716.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.117 pagnes-fortinet.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.118 scallop.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.119 l10767.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.120 seal.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.121 d8059.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.122 d8475.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.123 d6659.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.124 neurisearcher.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.125 dunham-office.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.126 printer-e-gdd5-color.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.127 printer-d-gdd3-color.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.128 printer-b-gdd3-bw.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.129 printer-g-gdd3-bw.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.130 stsmini.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.131 lobby-gdd5.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.132 nudibranch.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.133 seaanemone.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.134 schill-printer-a.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.135 sas-gdd101-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.136 sas-gdd103-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.137 eagleray.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.138 mryan-mac.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.139 rustlab-imac.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.140 d9084.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.141 copier-ccn-3rdfloor.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.142 goldlab-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.143 oyster.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.144 ionean.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.145 rustlab-19-01.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.146 sas-bio08067-wd.bio.upenn.edu 2025-05-30 03:01:18
128.91.12.147 jburge-ogle.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.148 d9809.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.149 burge01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.150 bsheila-prt.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.151 kimellis-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.152 truffo01.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.153 temp-donotuse.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.154 d6269.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.155 leviathan.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.156 scan-printer-a.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.157 riesling.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.158 dianaxieplatt.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.159 ccn-mersive.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.160 gka30-1.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.161 d10784.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.162 coral.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.163 taka.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.164 ethernetdongle-ac.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.165 sas-bio07556-wd.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.166 d7908.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.167 gka34.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.168 bonicb.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.169 nrust-prt-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.170 biobas-printer-l.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.171 d9897.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.172 biobas-printer-c.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.173 magi-1-melchior.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.174 seele.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.175 d11091.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.176 d11296.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.177 sas-beluga-wd.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.178 detre-01.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.179 burge-print.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.180 d11566.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.181 biobas-printer-d.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.182 zhang01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.183 sas-bio08069-wd.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.184 casper.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.185 biobas-19-01.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.186 setajp-19-01.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.187 brainard-20-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.188 rustlab-ibm-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.189 sas-psy09103-wd.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.190 128.91.12.190.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.191 d10385.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.192 saccsfa.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.193 brainardlab-21-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.194 sas-trombone-wl.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.195 brainardlab-21-02.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.196 sas-psy07101-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.197 epsteinlab21-02.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.198 rustlab-21-01.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.199 epsteinlab21-03.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.200 espresso.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.201 macchiato.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.202 cappuccino.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.203 stockerplaceholder.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.204 corretto.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.205 lungo.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.206 mocha.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.207 americano.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.208 solo.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.209 doppio.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.210 affogato.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.211 galao.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.212 hplj3525-stocker.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.213 stocker-exp1.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.214 astocker304c.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.215 latte.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.216 stocker-hold02.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.217 stocker-hold03.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.218 stocker-hold04.psych.upenn.edu 2025-06-02 16:27:38
128.91.12.219 stocker-hold05.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.220 sas-psy06539-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.221 sas-psy06580-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.222 d10102.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.223 sharkray.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.224 sas-mantaray-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.225 bluewhale.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.226 altai.med.upenn.edu 2025-06-04 08:20:53
128.91.12.227 markel-pc.med.upenn.edu 2025-06-04 08:20:53
128.91.12.228 markel-ptr.med.upenn.edu 2025-06-04 08:20:53
128.91.12.229 neva.med.upenn.edu 2025-06-04 08:20:53
128.91.12.230 phy-shuma-03.med.upenn.edu 2025-06-04 08:20:53
128.91.12.231 surgery84.med.upenn.edu 2025-06-04 08:20:53
128.91.12.232 alexs-macbook-pro-3.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.233 nro-chatt-021.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.234 nro-chatt-101.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.235 rad-marke-001.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.236 rad-marke-002.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.237 sas-gdd200-wd.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.238 glados.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.239 glab-207pod.sas.upenn.edu 2025-05-30 03:01:18
128.91.12.240 nro-chatt-028.med.upenn.edu 2025-06-04 08:20:53
128.91.12.241 nro-chatt-004.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.242 mipg11.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.243 nro-chatt-025.pmacs.upenn.edu 2025-06-04 08:20:53
128.91.12.244 sas-arcanas-ld.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.245 sas-epstnas-ld.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.246 sas-psy09548-wd.psych.upenn.edu 2025-05-30 03:01:18
128.91.12.247 brainard-23.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.248 cottaris-23.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.249 brainard-adapter.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.250 sas-6pphh04-wd.bio.upenn.edu 2025-06-04 08:20:53
128.91.12.251 edfriess-monitor.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.252 sas-psy9810-md.psych.upenn.edu 2025-06-04 08:20:53
128.91.12.253 sas-gdd427-md.sas.upenn.edu 2025-06-04 08:20:53
128.91.12.254 sas-psy09132-md.psych.upenn.edu 2025-06-04 08:20:53

Top 20 countries in total ASN

Country Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 31381 1463309133 1153867275719288914
Brazil 9037 86226398 2305871897990729730
China 6564 346799264 129893613128288
India 5969 35348480 24480594907136
Russian Federation 5748 46622776 10705793691720
Indonesia 3603 18073088 1225629728768
Germany 3109 112752904 69548054544384
United Kingdom 3108 71550336 31532536299520
Australia 3015 40588592 20514282543104
Poland 2465 19272192 15298114229248
Canada 2443 54437736 4438988948736
France 2201 75328768 12154271827456
Ukraine 2009 8261632 5013717516288
Bangladesh 1870 1933568 908494569472
Netherlands 1595 51310544 26556465939968
Argentina 1300 19708416 18815344377856
Italy 1298 52409856 28591018606592
Hong Kong 1280 18154148 8554605118208
Japan 1269 159027048 33573211799552
Spain 1233 34628352 7522246791168