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

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AS / Info IP / Time AS Path
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Reverse DNS List (Total:246)

IP Host DateTime
128.91.211.0 spo-admin-084.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.1 probot.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.2 nanolc1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.3 qstar.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.4 cbi-gilli-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.5 rad-gade-007.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.6 nanolc2.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.7 lcqdeca.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.8 ltq1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.9 gelimager.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.10 musketeer.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.11 phr-blair-051.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.12 cbi-print-p05.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.13 bangor.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.14 phr-blair-052.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.15 ifi-wherr-001.med.upenn.edu 2024-04-30 18:27:23
128.91.211.16 phr-admin-064.med.upenn.edu 2024-04-25 02:40:11
128.91.211.17 eisinger08.med.upenn.edu 2024-04-30 18:27:23
128.91.211.18 leinster.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.19 drm-millar-019.med.upenn.edu 2024-04-30 18:27:23
128.91.211.20 spotpicker.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.21 ocr-zhang-013.med.upenn.edu 2024-04-30 18:27:23
128.91.211.22 finmat.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.23 tsqultra.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.24 ltqft.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.25 api4000.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.26 analysis1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.27 brc831-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.28 brc826-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.29 emerald.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.30 brc825-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.31 progenesis.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.32 cardinal.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.33 yoshi.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.34 killala.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.35 omagh.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.36 kilkeel.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.37 lifford.gcrc.upenn.edu 2024-04-25 02:40:11
128.91.211.38 spo-vzext-001.med.upenn.edu 2024-04-30 18:27:23
128.91.211.39 ardara.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.40 hem-benne-011.med.upenn.edu 2024-04-25 02:40:11
128.91.211.41 tullamore.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.42 tomomi.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.43 brass.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.44 cbi-chodo-048.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.45 brc822-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.46 kenmare.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.47 warrior.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.48 tuam.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.49 cbi-witze-008.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.50 empire.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.51 kildaire.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.52 limerick.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.53 donegal.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.54 bray.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.55 londonderry.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.56 armagh.gcrc.upenn.edu 2024-04-25 02:40:11
128.91.211.57 clare.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.58 emer.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.59 ballyhofey.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.60 brc824-hp.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.61 derry.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.62 shamrock.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.63 galway.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.64 prv-23ulr013-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.65 kildare.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.66 brc822a-2-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.67 ifi-wherr-028.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.68 brc805-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.69 brc837-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.70 phaser.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.71 cork.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.72 sligo.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.73 brc834-1-u1.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.74 westmeath.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.75 offaly.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.76 carlow.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.77 lough.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.78 acc-gyw9842.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.79 ballymena.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.80 brc816-hp.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.81 fermanagh.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.82 tyrone.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.83 cwh-admin-019.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.84 cbi-shi-000.med.upenn.edu 2024-04-30 18:27:23
128.91.211.85 drm-seyko-005.med.upenn.edu 2024-04-30 18:27:23
128.91.211.86 ggrant.itmat.upenn.edu 2024-04-30 18:27:23
128.91.211.87 icis1.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.88 icis2.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.89 phr-lawso-002.med.upenn.edu 2024-04-30 18:27:23
128.91.211.90 rhe-eisen-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.91 caballero.gcrc.upenn.edu 2024-04-25 02:40:11
128.91.211.92 phr-wsong-015.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.93 phr-admin-057.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.94 skyliner.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.95 bucaneer.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.96 afcri-742.med.upenn.edu 2024-04-30 18:27:23
128.91.211.97 prince.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.98 yankee.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.99 mic-locci-001.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.100 alpha2.gcrc.upenn.edu 2024-04-30 18:27:23
128.91.211.101 cpd001.med.upenn.edu 2024-04-30 18:27:23
128.91.211.102 cpd002.med.upenn.edu 2024-04-30 18:27:23
128.91.211.103 afc-farya-011.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.111 ular18-194-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.112 ulr16-0184-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.115 ehrs-sentry-brb.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.116 ular20-0242-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.117 ular20-0239-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.118 ular20-0245-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.119 ular-ptr-brb-1-x.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.120 ular-ptr-brb-2-x.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.121 ular15-178-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.122 ular-ptr-brb-polaris-x.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.123 ular20-0246-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.124 ular-brb-alarm-x.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.125 ular-prt-brb.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.126 llama-ptr.ular.upenn.edu 2024-04-30 18:27:23
128.91.211.127 ular20-0244-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.128 ular20-0243-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.130 ular20-0241-wd.kite.upenn.edu 2024-04-30 18:27:23
128.91.211.131 drm-payne-003.med.upenn.edu 2024-04-30 18:27:23
128.91.211.132 drm-payn-03.med.upenn.edu 2024-04-30 18:27:23
128.91.211.133 ifi-wherr-027.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.134 cbi-asang-014.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.135 gas-xyz899-001.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.136 haldar01.med.upenn.edu 2024-04-30 18:27:23
128.91.211.137 cbi-busof-014.med.upenn.edu 2024-04-30 18:27:23
128.91.211.138 spo-brc-10ec4.med.upenn.edu 2024-04-30 18:27:23
128.91.211.139 drm-payne-005.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.140 drm-capel-003.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.141 hem-odwye-005.med.upenn.edu 2024-04-30 18:27:23
128.91.211.142 abrmsn384.med.upenn.edu 2024-04-30 18:27:23
128.91.211.143 hem-odwye-007.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.144 cwh-simmo-011.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.145 cwh-simmo-010.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.146 drm-stanl-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.147 ifi-wherr-p02.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.148 drm-stanl-02.med.upenn.edu 2024-04-30 18:27:23
128.91.211.149 drm-stanl-005.med.upenn.edu 2024-04-30 18:27:23
128.91.211.150 pul-laros-001.med.upenn.edu 2024-04-30 18:27:23
128.91.211.151 drm-grice-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.152 ocr-sadam-003.med.upenn.edu 2024-04-30 18:27:23
128.91.211.153 cbi-chodo-014.med.upenn.edu 2024-04-30 18:27:23
128.91.211.154 bio-marmo-007.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.155 medicine44.med.upenn.edu 2024-04-25 02:40:11
128.91.211.156 haldar03.med.upenn.edu 2024-04-30 18:27:23
128.91.211.157 drm-seyko-04.med.upenn.edu 2024-04-30 18:27:23
128.91.211.158 haldar04.med.upenn.edu 2024-04-30 18:27:23
128.91.211.159 mjdkw91.med.upenn.edu 2024-04-30 18:27:23
128.91.211.160 cwh-admin-p001.pmacs.upenn.edu 2024-04-25 02:40:11
128.91.211.161 stangerlab.bobbylaptop.med.upenn.edu 2024-04-30 18:27:23
128.91.211.162 cdb-grana-009.med.upenn.edu 2024-04-30 18:27:23
128.91.211.163 cwh-elowi-01.pmacs.upenn.edu 2024-04-25 02:40:11
128.91.211.164 cbi-ryeom-003.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.165 cbi-green-022.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.166 hem-odwye-002.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.167 millarmicro.med.upenn.edu 2024-04-30 18:27:23
128.91.211.168 hem-leewm-04.med.upenn.edu 2024-04-30 18:27:23
128.91.211.169 spo18.med.upenn.edu 2024-04-30 18:27:23
128.91.211.170 ifi-c02hvqmcdrv6.med.upenn.edu 2024-04-30 18:27:23
128.91.211.171 drm-costa-022.med.upenn.edu 2024-04-30 18:27:23
128.91.211.172 rad-minn-012.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.173 derm37.med.upenn.edu 2024-04-30 18:27:23
128.91.211.174 drm-seyko-001.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.175 derm02.med.upenn.edu 2024-04-30 18:27:23
128.91.211.176 ren-turka-13.med.upenn.edu 2024-04-30 18:27:23
128.91.211.177 brc1064.med.upenn.edu 2024-04-30 18:27:23
128.91.211.178 drm-payne-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.179 cwh-simmo-005.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.180 cwh-simmo-009.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.181 ocr-sadams-004.med.upenn.edu 2024-04-30 18:27:23
128.91.211.182 spielman02.med.upenn.edu 2024-04-30 18:27:23
128.91.211.183 derm32.med.upenn.edu 2024-04-30 18:27:23
128.91.211.184 cwh-admin-018.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.185 spo-vidvl-003.med.upenn.edu 2024-04-30 18:27:23
128.91.211.186 spo-vidvl-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.187 drm-ridki-001.med.upenn.edu 2024-04-30 18:27:23
128.91.211.188 medicine84.med.upenn.edu 2024-04-30 18:27:23
128.91.211.189 kochlab.med.upenn.edu 2024-04-30 18:27:23
128.91.211.190 haldar02.med.upenn.edu 2024-04-30 18:27:23
128.91.211.191 drm-micro-03.med.upenn.edu 2024-04-30 18:27:23
128.91.211.192 cdb-simon-014.med.upenn.edu 2024-04-30 18:27:23
128.91.211.193 drm-costa-15.med.upenn.edu 2024-04-30 18:27:23
128.91.211.194 cwh-iburd-002.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.195 cbi-admin-p01.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.196 drm-cotsa-002.med.upenn.edu 2024-04-30 18:27:23
128.91.211.197 spo-track-014.med.upenn.edu 2024-04-30 18:27:23
128.91.211.198 cwh-parry-03.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.199 medicine85.med.upenn.edu 2024-04-30 18:27:23
128.91.211.200 drm-cotsa-012.med.upenn.edu 2024-04-30 18:27:23
128.91.211.201 cdb-grana-005.med.upenn.edu 2024-04-30 18:27:23
128.91.211.202 ifi-vahed-005.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.203 schreiber03.med.upenn.edu 2024-04-30 18:27:23
128.91.211.204 hsu-personal.med.upenn.edu 2024-04-30 18:27:23
128.91.211.205 phr-grosser-002.med.upenn.edu 2024-04-30 18:27:23
128.91.211.206 cdb-fishe-006.med.upenn.edu 2024-04-25 02:40:11
128.91.211.207 mic-locci-002.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.208 mic-locci-003.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.209 derm-milla-002.med.upenn.edu 2024-04-30 18:27:23
128.91.211.210 drm-arook-006.med.upenn.edu 2024-04-30 18:27:23
128.91.211.211 cbi-facil-004.med.upenn.edu 2024-04-30 18:27:23
128.91.211.212 phr-kazan-014.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.213 drm-payne-001.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.214 drm-payne-002.pmacs.upenn.edu 2024-04-25 02:40:11
128.91.211.215 neuroscience01.med.upenn.edu 2024-04-30 18:27:23
128.91.211.216 ifi-wherry-020.med.upenn.edu 2024-04-30 18:27:23
128.91.211.217 drm-cotsa-013.med.upenn.edu 2024-04-30 18:27:23
128.91.211.218 cbi-green-026.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.219 medicine103.med.upenn.edu 2024-04-30 18:27:23
128.91.211.220 phr-wsong-013.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.221 phr-wsong-014.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.222 cdb-admin-16.med.upenn.edu 2024-04-30 18:27:23
128.91.211.223 phr-blair-054.med.upenn.edu 2024-04-30 18:27:23
128.91.211.224 drm-grice-010.med.upenn.edu 2024-04-30 18:27:23
128.91.211.225 phr-kazan-015.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.226 marmorstein16.med.upenn.edu 2024-04-30 18:27:23
128.91.211.227 marmorstein17.med.upenn.edu 2024-04-30 18:27:23
128.91.211.228 marmorstein18.med.upenn.edu 2024-04-30 18:27:23
128.91.211.229 marmorstein19.med.upenn.edu 2024-04-30 18:27:23
128.91.211.230 marmorstein20.med.upenn.edu 2024-04-30 18:27:23
128.91.211.231 drm-rook-04.med.upenn.edu 2024-04-30 18:27:23
128.91.211.232 abrmsn615.med.upenn.edu 2024-04-30 18:27:23
128.91.211.233 cbi-chodo-022.pmacs.upenn.edu 2024-04-25 02:40:11
128.91.211.234 ocr-drapk-007.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.235 spo-track-040.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.236 cbi-witze-003.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.237 cwh-admin-010.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.238 cdb-kessl-10.med.upenn.edu 2024-04-30 18:27:23
128.91.211.239 spo-track-017.med.upenn.edu 2024-04-30 18:27:23
128.91.211.240 spo-track-018.med.upenn.edu 2024-04-30 18:27:23
128.91.211.241 phr-blair-045.med.upenn.edu 2024-04-30 18:27:23
128.91.211.242 cbi-brown-013.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.243 drm-arook-01.med.upenn.edu 2024-04-30 18:27:23
128.91.211.244 cdb-weise-10.med.upenn.edu 2024-04-30 18:27:23
128.91.211.245 som-ghost-011.med.upenn.edu 2024-04-30 18:27:23
128.91.211.246 medicine109.med.upenn.edu 2024-04-30 18:27:23
128.91.211.247 hem-gewir-014.med.upenn.edu 2024-04-30 18:27:23
128.91.211.248 ocr-admin-p01.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.249 abrmsn172.med.upenn.edu 2024-04-30 18:27:23
128.91.211.250 neurosci14.med.upenn.edu 2024-04-30 18:27:23
128.91.211.251 drm-admin-105.med.upenn.edu 2024-04-30 18:27:23
128.91.211.252 cbi-busof-027.pmacs.upenn.edu 2024-04-30 18:27:23
128.91.211.253 minnprinter1.med.upenn.edu 2024-04-30 18:27:23
128.91.211.254 cdb-grana-029.med.upenn.edu 2024-04-25 02:40:11
128.91.211.255 drm-breakrm-p01.pmacs.upenn.edu 2024-04-30 18:27:23

Top 20 countries in total ASN

Country Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 30461 1446924342 971577817377938
Brazil 9006 88044496 29408004378630
China 6734 372650104 129927890281088
Russian Federation 5802 47615250 294590729678656
India 5791 36222752 24469529137152
Australia 5010 42289524 20565939984384
Indonesia 3297 17806848 1328853745664
United Kingdom 3182 80870564 32285154344960
Germany 3099 113869864 71011008970752
Poland 2510 19283456 15946827961344
Canada 2344 55236248 3510442656768
France 2282 77266208 12875370528768
Ukraine 2116 9689600 5076029276160
Bangladesh 1760 1908272 1005579862016
Netherlands 1588 55671984 26092623431168
Italy 1299 52328656 28857019924480
Hong Kong 1271 17934452 1721396953856
Argentina 1260 19540704 18805908832256
Japan 1233 168119656 33532218114048
Spain 1225 34629632 7936553717760