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AS CIDR Description
AS55 130.91.0.0/16 UPENN - University of Pennsylvania, US

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AS / Info IP / Time AS Path
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Reverse DNS List (Total:219)

IP Host DateTime
130.91.66.0 domchowskipc06.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.1 chem-elec-02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.2 cooprman02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.3 cjeffrey-dock-22.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.4 saven01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.5 erwen.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.6 ugocl-prt01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.7 omnicadmim04.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.8 chemguest01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.10 chem553printer.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.11 printer455.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.12 nmr-temp-sensor.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.13 das.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.15 ccho.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.18 ivandmo04.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.19 security.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.20 uni500.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.21 pchemlab1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.22 pchemlab2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.23 pchemlab3.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.24 mzc.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.25 paull-test.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.26 brother4070.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.27 tongup.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.28 thermofisher-149894.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.29 milester-printer2019.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.30 jimp.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.32 tko1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.34 ikon8001.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.35 jsxp6180.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.36 rappemacbook.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.37 chemsign-02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.38 labtop.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.39 jlsun01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.41 pridemac01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.42 drx500ts.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.43 workstation-ms.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.44 mindiola-xerox.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.45 chem-elec-04.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.46 dmx360pc.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.48 ejplabimac.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.49 ejplab312printer.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.50 tbnas.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.51 sas-chm05405-md.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.52 chem-dhcp-32.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.53 chem-dhcp-33.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.54 chem-dhcp-34.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.55 yda-inc143420.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.56 chem-dhcp-36.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.57 chem-dhcp-37.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.58 chem-dhcp-38.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.59 chem-dhcp-39.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.60 chem-dhcp-40.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.61 chem-dhcp-41.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.62 chem-dhcp-42.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.63 winkler449.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.64 mk975.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.65 tempchem.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.66 emachliao.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.67 tbhades.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.68 maeyer01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.70 barbaloot.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.71 docu248.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.72 chm128-prn.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.73 pchem-2020-t02.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.75 jdwcolor.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.76 rwertz-dongle.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.77 rick.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.78 huryn-22.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.79 murray-wl.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.80 penn.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.81 eernisse2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.82 hal.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.83 nmrlabtop17.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.84 jmanna01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.85 lestergroup.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.87 chm455prn.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.88 pennc2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.90 barbaloot2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.91 mccallum-printer-21.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.92 chm-jungu-prn01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.93 chmlab413printer.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.95 searles.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.96 smithky.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.97 ccf-mfp.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.98 genchemlab1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.99 reskridg-chem-21.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.100 ejp-color8570.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.103 streu.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.104 subotnik-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.105 subash.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.106 subotnik-21-06.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.107 mass-spec01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.108 sage.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.109 rossiii01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.110 ejp-freezer-comp.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.111 nmr-nas.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.113 dmochowskipc04.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.114 fishersci.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.115 chem-elec-05.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.116 guron21-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.117 greeneggs.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.118 chem-switch02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.119 neo600.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.120 chem-switch03.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.121 olaa4650.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.122 bcrc-2020-02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.123 chemrbo-22-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.125 fres-chm316-sensor.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.126 htelcms.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.127 sas-chm08552-wd.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.128 rwertz03.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.129 drlevin-96790.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.130 tmross-21-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.131 pchem-22-02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.132 pchem-22-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.133 genchemlab4.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.134 mass-spec02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.135 rappe03-bad.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.136 lester-22-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.137 nmrdataprinter2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.139 monongahela.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.140 blaster-n-015.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.142 lester237.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.143 smithab-acs.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.144 lester-22-02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.145 lanem02.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.146 chanin.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.147 lohm-2019.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.148 xiaohan.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.149 kristals.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.150 baumgart.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.151 subotnik-21-05.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.153 fisher2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.154 subotnik-21-07.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.155 mothership6.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.156 castaway.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.157 grant.chem.upenn.edu 2024-04-16 06:50:34
130.91.66.158 winkler01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.159 front-office-color.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.160 cbmurray2.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.162 sas-chm03964-wd.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.163 cbmproj.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.167 murraylab.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.169 carrollp-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.170 liposome.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.171 lester-22-03.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.172 chenzhu.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.174 mass-spec-22-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.175 fishersci2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.176 twenter.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.177 catfish.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.178 davitj.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.179 pietrovi01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.180 jmalab02.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.182 baumgart2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.183 baumgart-labpc.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.184 thermofisher-dock-1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.185 dmochowskipc06.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.187 pcxray.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.188 bmanor01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.189 mjoullie04.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.190 stockroom01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.191 r81yvr9.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.192 kiwi.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.194 ohmpc.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.195 jonesda.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.196 nmrdatastation3.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.197 apex.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.198 thermofisher-dock-2.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.199 xtl1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.200 sas-chm08717-ld.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.201 nmrlnx01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.202 fakhraailab05.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.203 tbaumgartbw.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.204 nmrcolor.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.205 joullielab01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.206 szantai.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.208 pcmdcc-dh.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.209 superlattice.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.211 phasma.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.212 bellatore.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.213 cbrue-22.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.214 huryn.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.215 sas-chm01452-wd.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.216 gruhn.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.217 jmannalab-01.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.218 jmm1125-dhcptemp.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.219 chm-dhcp.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.220 guo2.chem.upenn.edu 2024-04-16 06:50:34
130.91.66.221 hsu.chem.upenn.edu 2024-04-23 13:22:04
130.91.66.222 baumgartpc.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.223 cbmurray1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.224 smits.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.225 petersonlab-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.226 bcrc-win.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.227 baumgart-325-7090.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.228 massspec-rapiflex.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.229 pcmdcc2600n1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.230 bcrc-xerox.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.233 patriot.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.234 beast.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.235 markelban.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.236 catalysiscenter.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.237 tecan-f200.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.238 dmochowskipc05.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.241 ugocl01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.242 absav3.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.243 cbmurray3.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.244 uplc-tqd-2020.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.245 ccliment-22-01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.247 typhoon-7000.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.248 dmochpc06.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.249 oldcryo500.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.250 liu.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.251 rhoadslab01.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.252 wusmac.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.253 ejpmac1.chem.upenn.edu 2024-04-20 00:16:58
130.91.66.254 benc-saven-group.chem.upenn.edu 2024-04-20 00:16:58

Top 20 / total ASN

Country / Region Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 30426 1445956344 971603917679762
Brazil 9001 88046600 29388682858502
China 6733 372654456 129946107847296
Russian Federation 5800 47622674 294530602692416
India 5790 36217120 24456373243904
Australia 5016 42286708 20569917167616
Indonesia 3297 17798144 1328854073344
United Kingdom 3175 80844196 32117484945408
Germany 3096 113860648 71036779429888
Poland 2511 19285504 15951105037312
Canada 2350 55995748 3531917296640
France 2280 77248544 12875267702784
Ukraine 2115 9680896 5076033732608
Bangladesh 1757 1909260 1009588502528
Netherlands 1587 55646896 26109800416768
Italy 1300 52326096 28904708177920
Hong Kong 1269 17890676 1725692052224
Argentina 1260 19536864 18797300154368
Japan 1232 168119656 33532150939648
Spain 1223 34628096 7970913456128