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:165)

IP Host DateTime
128.91.128.1 spf-pennnet-2gw.dccs.upenn.edu 2025-06-04 08:22:50
128.91.128.2 spf-vag-2gw.dccs.upenn.edu 2025-06-04 08:22:50
128.91.128.3 spf-modv-2gw.dccs.upenn.edu 2025-06-04 08:22:50
128.91.128.4 spo-avspf-8100.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.5 spo-avspf-8115.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.6 spo-avspf-9100.pmacs.upenn.edu 2025-05-30 03:03:18
128.91.128.7 cci-pdcs-006.pmacs.upenn.edu 2025-05-30 03:03:18
128.91.128.8 gim-patel-007.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.9 cci-brady-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.10 csg-test.med.upenn.edu 2025-06-04 08:22:50
128.91.128.11 cci-ctu-015.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.12 spo-avspf-8843.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.13 cci-cvpf-343.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.14 cci-cvpf-104.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.15 cci-clops-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.16 cci-ctu-018.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.17 cci-tcsl-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.18 pht-admin-007.cceb.med.upenn.edu 2025-06-04 08:22:50
128.91.128.19 hem-beatt-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.20 spo-avspf-8844.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.21 spo-avspf-11592.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.22 hem-carpe-p02.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.23 spo-avspf-9749.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.24 hem-carpe-008.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.25 cci-novartis-e01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.26 acd-admin-p07.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.27 cci-trops-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.28 acd-admin-p05.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.29 128.91.128.29.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.30 cci-admin-p02.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.31 cci-cvpf-47.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.32 cci-mil-002.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.33 cci-qclab-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.34 cci-qclab-p02.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.35 pici-admin-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.36 128.91.128.36.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.37 128.91.128.37.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.40 pht-admin-003.med.upenn.edu 2025-06-04 08:22:50
128.91.128.41 cci-cact-009.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.45 pici-linet-003.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.50 pici-linet-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.51 cci-admin-p03.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.52 cci-cvpf-053.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.56 128.91.128.56.pmacs.upenn.edu 2025-06-02 16:29:19
128.91.128.57 hem-carpe-000.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.65 path-cvpf-dt3.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.70 pici-carp-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.80 spo-spe-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.91 cci-brady-bp3.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.92 acc-admin-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.93 cci-cvpf-002.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.94 gim-patel-010.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.95 gim-patel-011.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.96 gim-patel-012.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.97 gim-patel-013.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.98 cci-cvpf-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.99 cci-cvpf-092.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.100 cci-cvpf-041.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.110 cci-posey-007.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.113 128.91.128.113.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.114 128.91.128.114.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.115 128.91.128.115.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.116 128.91.128.116.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.118 spo-avspf-8847.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.119 siegel10.med.upenn.edu 2025-06-04 08:22:50
128.91.128.120 pht-admin-008.med.upenn.edu 2025-06-04 08:22:50
128.91.128.121 dea-print-003.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.122 128.91.128.122.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.123 cci-pdcs-018.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.127 cci-pdcs-bp3.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.128 pci17-061-wd.med.upenn.edu 2025-06-04 08:22:50
128.91.128.130 acd-admin-046.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.131 128.91.128.131.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.132 128.91.128.132.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.133 gim-patel-003.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.134 gim-patel-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.135 gim-patel-002.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.136 chi-print-002.med.upenn.edu 2025-06-04 08:22:50
128.91.128.137 chi-admin-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.139 cci-admin-900.med.upenn.edu 2025-06-04 08:22:50
128.91.128.143 cci-linet-010.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.144 128.91.128.144.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.145 nsu-dahma-021.med.upenn.edu 2025-06-04 08:22:50
128.91.128.146 spo-avspf-8845.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.148 acd-admin-p03.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.149 acd-admin-080.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.150 cci-cvpf-102.pmacs.upenn.edu 2025-05-30 03:03:18
128.91.128.152 cci-mil-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.153 cci-clops-014.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.154 128.91.128.154.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.155 cci-admin-013.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.158 128.91.128.158.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.159 cci-clops-007.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.161 128.91.128.161.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.164 cci-clops-008.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.165 gim-admin-019.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.166 dea-admin-030.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.167 128.91.128.167.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.168 cci-cvpf-069.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.169 cci-cvpf-010.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.170 spo-avspf-10395.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.171 spo-avspf-12273.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.173 cci-cvpf-324.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.174 acc-admin-p03.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.179 hem-carpe-010.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.180 cci-cvpf-056.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.183 nro-baror-005.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.184 siegel11.med.upenn.edu 2025-06-04 08:22:50
128.91.128.186 siegel12.med.upenn.edu 2025-06-04 08:22:50
128.91.128.187 hem-beatt-015.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.188 cci-cvpf-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.189 cci-cvpf-p02.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.191 cci-ctu-012.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.192 cci-ctu-401.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.193 pici-milon-011.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.194 cci-pdcs-012.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.195 cci-linet-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.196 cci-linet-002.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.197 cci-linet-x01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.198 cci-ctu-099.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.199 cci-ctu-013.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.200 acc-demic-p01.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.201 sml-falcon.med.upenn.edu 2025-06-04 08:22:50
128.91.128.203 spo-avspf-15231.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.204 spo-avspf-15300.med.upenn.edu 2025-06-04 08:22:50
128.91.128.205 spo-avspf-15302.med.upenn.edu 2025-06-04 08:22:50
128.91.128.206 cci-linet-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.207 128.91.128.207.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.209 cci-ctu-127.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.211 spo-spfav-15221.med.upenn.edu 2025-06-04 08:22:50
128.91.128.212 spo-spfav-15156.med.upenn.edu 2025-06-04 08:22:50
128.91.128.213 spo-spfav-15159.med.upenn.edu 2025-06-04 08:22:50
128.91.128.214 spo-spfav-15231.med.upenn.edu 2025-06-04 08:22:50
128.91.128.215 spo-spfav-15300.med.upenn.edu 2025-06-04 08:22:50
128.91.128.216 spo-spfav-15302.med.upenn.edu 2025-06-04 08:22:50
128.91.128.217 cci-cvpf-006.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.218 cci-cvpf-007.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.219 cci-cvpf-008.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.220 cci-cvpf-009.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.221 cci-posey-006.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.222 cci-vondr-006.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.223 cci-vondr-007.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.224 cci-vondr-008.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.225 spe-pathbio-eq1.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.226 cci-cvpf-410.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.229 128.91.128.229.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.231 cci-ctu-005.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.232 128.91.128.232.pmacs.upenn.edu 2025-05-30 03:03:18
128.91.128.233 cci-clops-003.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.234 gim-patel-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.235 gim-patel-005.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.236 gim-patel-006.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.237 acc-admin-p02.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.239 cci-posey-005.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.240 cci-posey-004.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.241 cci-posey-002.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.242 cci-posey-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.245 cci-pdcs-001.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.246 spo-avspf-8846.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.247 cci-posey-003.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.248 spo-avspf-9421.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.249 spo-avspf-9422.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.250 spo-avspf-8842.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.251 spo-avspf-9750.pmacs.upenn.edu 2025-06-04 08:22:50
128.91.128.254 cci-deparray-002.pmacs.upenn.edu 2025-06-04 08:22:50

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