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:62)

IP Host DateTime
128.91.56.12 octel.net.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.16 video-sw.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.17 ls1.net.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.33 ist-voip-gw.router.upenn.edu 2024-04-30 18:24:53
128.91.56.34 ist-voip-gw1.upenn.edu 2024-04-30 18:24:53
128.91.56.35 ist-voip-gw2.upenn.edu 2024-04-30 18:24:53
128.91.56.38 vagvoice1-gw.router.upenn.edu 2024-04-30 18:24:53
128.91.56.42 fdr-prep.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.46 fdr.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.48 sniffvoip.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.50 acd-edge-1.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.53 pps.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.57 new-fdr2.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.58 new-fdr1.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.65 vag-lev-voip-gw.router.upenn.edu 2024-04-30 18:24:53
128.91.56.66 vag-voip-gw.router.upenn.edu 2024-04-30 18:24:53
128.91.56.67 lev-voip-gw.router.upenn.edu 2024-04-30 18:24:53
128.91.56.79 vs1.voice.isc.upenn.edu 2024-04-25 02:37:16
128.91.56.129 levy-voip-gw.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.133 centrex-gw3.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.138 levyvoice1-gw.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.145 vs2.voice.isc.upenn.edu 2024-04-30 18:24:53
128.91.56.192 test-pool-56-192.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.193 test-pool-56-193.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.194 test-pool-56-194.pennnet.nat.upenn.edu 2024-04-25 02:37:16
128.91.56.195 test-pool-56-195.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.196 test-pool-56-196.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.197 test-pool-56-197.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.198 test-pool-56-198.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.199 test-pool-56-199.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.200 guest-pool1-56-200.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.201 guest-pool1-56-201.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.202 guest-pool1-56-202.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.203 guest-pool1-56-203.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.204 guest-pool1-56-204.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.205 guest-pool1-56-205.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.206 guest-pool1-56-206.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.207 guest-pool1-56-207.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.209 sys-dev-net-mgmt-gw.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.210 lev-devnet-a1-sw1.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.211 hnt-devnet-b1-sw1.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.212 modv-devnet-b1-sw1.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.213 ist-devnet-sw1.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.220 sys-dev-net-mgmt-gw-lev.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.221 sys-dev-net-mgmt-gw-brb.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.222 sys-dev-net-mgmt-gw-nic.dccs.upenn.edu 2024-04-30 18:24:53
128.91.56.230 nbc.router.upenn.edu 2024-04-30 18:24:53
128.91.56.233 hnt-nat-o.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.234 nat-gw-o.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.235 vag-nat-o.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.237 hnt-brdr-o.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.238 vag-nat-o.guest.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.241 hnt-nat-i.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.242 nat-gw-i.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.243 vag-nat-i.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.245 hnt-brdr-i.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.246 vag-brdr-i.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.249 hnt-nat-o.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.250 nat-gw-o.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.251 vag-nat-o.pennnet.nat.upenn.edu 2024-04-30 18:24:53
128.91.56.253 hnt-brdr-o.pennnet.nat.upenn.edu 2024-04-25 02:37:16
128.91.56.254 vag-brdr-o.pennnet.nat.upenn.edu 2024-04-30 18:24:53

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