BGP Announced

AS CIDR Description
AS1742 128.103.0.0/16 HARVARD-UNIV - Harvard University, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:153)

IP Host DateTime
128.103.190.7 core.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.13 cat4506-taub-gsw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.15 cat4506-ruben-3sw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.16 cat3550-tg40.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.17 cat4506-belf-3sw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.18 cat4506-belf-3sw2.hks.harvard.edu 2024-04-11 17:17:02
128.103.190.19 cat4506-litt-gsw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.20 cat4506-litt-gsw2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.22 cat3750-taub-5.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.23 cat4506-litt-3sw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.24 cat4506-auburn-2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.25 ksgcontrol.harvard.edu 2024-04-17 20:11:58
128.103.190.27 cat4506-litt-3sw2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.29 ksgstudent.harvard.edu student.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.30 cat5000-auburn-1frontsw2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.32 ksgzenworks.harvard.edu 2024-04-11 17:17:02
128.103.190.33 mail2.hks.harvard.edu ksgmail2.harvard.edu 2024-04-17 20:11:58
128.103.190.34 cat4006-gbelf.hks.harvard.edu 2024-04-11 17:17:02
128.103.190.35 cat5000-auburn-1back.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.36 cat4006-auburn-5.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.37 cat5505-auburn-1frontsw1.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.38 cat5000-taub-gsw2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.39 ksgthor.harvard.edu 2024-04-17 20:11:58
128.103.190.40 ksgraiser2.harvard.edu 2024-04-17 20:11:58
128.103.190.41 gsaw.harvard.edu 2024-04-17 20:11:58
128.103.190.42 www.studentinput.harvard.edu 2024-04-17 20:11:58
128.103.190.43 ksglogs.harvard.edu 2024-04-17 20:11:58
128.103.190.44 iopforum.harvard.edu 2024-04-17 20:11:58
128.103.190.45 ksg045.harvard.edu 2024-04-17 20:11:58
128.103.190.48 ksgaironet9.harvard.edu 2024-04-17 20:11:58
128.103.190.49 ksgdragon.harvard.edu 2024-04-11 17:17:02
128.103.190.50 ksgsnoopy.harvard.edu 2024-04-17 20:11:58
128.103.190.51 ksgapollo.harvard.edu 2024-04-11 17:17:02
128.103.190.52 ksgoratest.harvard.edu 2024-04-17 20:11:58
128.103.190.53 synch.hks.harvard.edu ksgsynch.harvard.edu 2024-04-11 17:17:02
128.103.190.56 ksgmerlin.harvard.edu 2024-04-17 20:11:58
128.103.190.57 ksgapps.harvard.edu 2024-04-17 20:11:58
128.103.190.58 ksg058.harvard.edu 2024-04-17 20:11:58
128.103.190.59 ksgmorpheus.harvard.edu 2024-04-17 20:11:58
128.103.190.61 ksgeros.harvard.edu 2024-04-17 20:11:58
128.103.190.63 ksgandover.harvard.edu 2024-04-17 20:11:58
128.103.190.64 ksg064.harvard.edu 2024-04-17 20:11:58
128.103.190.66 ksghercules.harvard.edu 2024-04-17 20:11:58
128.103.190.67 zenwsimport.harvard.edu 2024-04-17 20:11:58
128.103.190.68 cat5000-3belf.hks.harvard.edu ksg-cat5000-3belf.harvard.edu 2024-04-17 20:11:58
128.103.190.71 ksgbackup.harvard.edu 2024-04-17 20:11:58
128.103.190.72 ksgdump.harvard.edu 2024-04-17 20:11:58
128.103.190.73 ksg073.harvard.edu 2024-04-17 20:11:58
128.103.190.74 ksg074.harvard.edu 2024-04-17 20:11:58
128.103.190.75 ksg075.harvard.edu 2024-04-17 20:11:58
128.103.190.76 ksgspam.harvard.edu 2024-04-17 20:11:58
128.103.190.77 ksglynn.harvard.edu 2024-04-11 17:17:02
128.103.190.78 cat5505-bennet.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.79 ksg079.harvard.edu 2024-04-17 20:11:58
128.103.190.80 ksg080.harvard.edu 2024-04-11 17:17:02
128.103.190.82 fido.harvard.edu 2024-04-17 20:11:58
128.103.190.83 anastasia.harvard.edu 2024-04-17 20:11:58
128.103.190.84 ksgsandwich.harvard.edu 2024-04-17 20:11:58
128.103.190.87 ksg087.harvard.edu 2024-04-17 20:11:58
128.103.190.89 ksgcambridge.harvard.edu 2024-04-17 20:11:58
128.103.190.90 ksg090.harvard.edu 2024-04-17 20:11:58
128.103.190.91 ksgpcounter.harvard.edu 2024-04-11 17:17:02
128.103.190.92 ksgbarre.harvard.edu 2024-04-11 17:17:02
128.103.190.93 ksg093.harvard.edu 2024-04-17 20:11:58
128.103.190.94 ksg094.harvard.edu 2024-04-17 20:11:58
128.103.190.95 cat5000-taub-3short.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.96 cat5000-taub-3long.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.97 ksg097.harvard.edu 2024-04-17 20:11:58
128.103.190.98 ksg098.harvard.edu 2024-04-17 20:11:58
128.103.190.99 notes1.hks.harvard.edu ksgnotes1.harvard.edu 2024-04-17 20:11:58
128.103.190.100 ksgbatch.harvard.edu 2024-04-17 20:11:58
128.103.190.101 ksg101.harvard.edu 2024-04-17 20:11:58
128.103.190.102 ksg102.harvard.edu 2024-04-17 20:11:58
128.103.190.103 ksg103.harvard.edu 2024-04-17 20:11:58
128.103.190.104 cat5509-auburn-2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.105 ksg105.harvard.edu 2024-04-17 20:11:58
128.103.190.106 ksg106.harvard.edu 2024-04-17 20:11:58
128.103.190.107 ksg107.harvard.edu 2024-04-17 20:11:58
128.103.190.108 ksg108.harvard.edu 2024-04-17 20:11:58
128.103.190.109 ksg109.harvard.edu 2024-04-17 20:11:58
128.103.190.110 cat5505-taub-1short.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.111 cat5505-taub-1long.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.113 cat5505-taub-4long.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.114 ksgliberty.harvard.edu 2024-04-17 20:11:58
128.103.190.115 ksg115.harvard.edu 2024-04-17 20:11:58
128.103.190.116 ksg116.harvard.edu 2024-04-17 20:11:58
128.103.190.117 mail4.hks.harvard.edu ksgmail4.harvard.edu 2024-04-17 20:11:58
128.103.190.118 ksg118.harvard.edu 2024-04-11 17:17:02
128.103.190.119 ksg119.harvard.edu 2024-04-17 20:11:58
128.103.190.120 ksg120.harvard.edu 2024-04-17 20:11:58
128.103.190.123 ksgqueue.harvard.edu 2024-04-17 20:11:58
128.103.190.124 ksg124.harvard.edu 2024-04-17 20:11:58
128.103.190.125 tsunami1.harvard.edu 2024-04-17 20:11:58
128.103.190.126 ksg126.harvard.edu 2024-04-17 20:11:58
128.103.190.131 cat3750-taub131.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.132 ksgpolycomfloat.harvard.edu 2024-04-17 20:11:58
128.103.190.133 ksgpolycomforum.harvard.edu 2024-04-11 17:17:02
128.103.190.144 cat5500-litt-g.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.145 cat4506-litt-2.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.146 ksg146.harvard.edu 2024-04-17 20:11:58
128.103.190.147 ksg147.harvard.edu 2024-04-17 20:11:58
128.103.190.148 ksg148.harvard.edu 2024-04-17 20:11:58
128.103.190.152 cat5500-litt-3.hks.harvard.edu 2024-04-17 20:11:58
128.103.190.155 ksgidstation.harvard.edu 2024-04-17 20:11:58
128.103.190.156 cid2.hks.harvard.edu ksgcid2.harvard.edu 2024-04-17 20:11:58
128.103.190.157 ksg157.harvard.edu 2024-04-17 20:11:58
128.103.190.158 ksg158.harvard.edu 2024-04-17 20:11:58
128.103.190.159 ksg159.harvard.edu 2024-04-17 20:11:58
128.103.190.160 spensa1.harvard.edu 2024-04-17 20:11:58
128.103.190.161 spensa2.harvard.edu 2024-04-11 17:17:02
128.103.190.162 itineris1.harvard.edu 2024-04-17 20:11:58
128.103.190.163 itineris2.harvard.edu 2024-04-17 20:11:58
128.103.190.165 ksggreen.harvard.edu 2024-04-17 20:11:58
128.103.190.167 ksg167.harvard.edu 2024-04-17 20:11:58
128.103.190.169 calladar.harvard.edu 2024-04-17 20:11:58
128.103.190.170 ksg170.harvard.edu 2024-04-17 20:11:58
128.103.190.171 ksg171.harvard.edu 2024-04-17 20:11:58
128.103.190.172 ksgoxford.harvard.edu 2024-04-17 20:11:58
128.103.190.173 ksg173.harvard.edu 2024-04-17 20:11:58
128.103.190.174 ksg174.harvard.edu 2024-04-17 20:11:58
128.103.190.175 ksg175.harvard.edu 2024-04-17 20:11:58
128.103.190.176 drmail4.hks.harvard.edu ksgdrmail4.harvard.edu 2024-04-17 20:11:58
128.103.190.177 ksg177.harvard.edu 2024-04-17 20:11:58
128.103.190.178 ksg178.harvard.edu 2024-04-17 20:11:58
128.103.190.179 ksgdrmonroe.harvard.edu 2024-04-17 20:11:58
128.103.190.180 ksgdrgreen.harvard.edu 2024-04-17 20:11:58
128.103.190.181 ksgdrchilmark.harvard.edu 2024-04-17 20:11:58
128.103.190.182 ksgdrmercury.harvard.edu 2024-04-17 20:11:58
128.103.190.183 ksgdrstudent2.harvard.edu 2024-04-17 20:11:58
128.103.190.186 ksgwoburn.harvard.edu 2024-04-17 20:11:58
128.103.190.191 netop2.ksg.harvard.edu 2024-04-17 20:11:58
128.103.190.199 lists.ksg.harvard.edu 2024-04-17 20:11:58
128.103.190.200 ksg200.harvard.edu 2024-04-17 20:11:58
128.103.190.201 ksg201.harvard.edu 2024-04-17 20:11:58
128.103.190.204 sametime.harvard.edu 2024-04-17 20:11:58
128.103.190.205 ksg205.harvard.edu 2024-04-17 20:11:58
128.103.190.216 cms.iop.harvard.edu 2024-04-17 20:11:58
128.103.190.217 stream.hks.harvard.edu 2024-04-11 17:17:02
128.103.190.218 ksgprint2.harvard.edu 2024-04-17 20:11:58
128.103.190.221 ksgraiser.harvard.edu 2024-04-17 20:11:58
128.103.190.235 ksgprint.harvard.edu 2024-04-17 20:11:58
128.103.190.236 ksg236.harvard.edu 2024-04-17 20:11:58
128.103.190.237 ksg237.harvard.edu 2024-04-17 20:11:58
128.103.190.238 ksg238.harvard.edu 2024-04-17 20:11:58
128.103.190.239 ksg239.harvard.edu 2024-04-17 20:11:58
128.103.190.246 ksg246.harvard.edu 2024-04-17 20:11:58
128.103.190.247 ksg247.harvard.edu 2024-04-11 17:17:02
128.103.190.248 ksg248.harvard.edu 2024-04-17 20:11:58
128.103.190.249 ksg249.harvard.edu 2024-04-17 20:11:58
128.103.190.251 ksg251.harvard.edu 2024-04-17 20:11:58
128.103.190.252 ksg252.harvard.edu 2024-04-17 20:11:58
128.103.190.253 ksg253.harvard.edu 2024-04-17 20:11:58
128.103.190.254 ksg254.harvard.edu 2024-04-11 17:17:02

Top 20 / total ASN

Country / Region Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 30400 1445637690 971453067766930
Brazil 8997 88228624 29310297870340
China 6734 372412536 129907462251136
Russian Federation 5801 47552530 294315854065472
India 5789 36204320 24452020408320
Australia 5028 42286964 20569881319680
Indonesia 3297 17786112 1320533098496
United Kingdom 3171 80823556 31945079455744
Germany 3097 113826856 71045380898816
Poland 2511 19275008 15951106151424
Canada 2348 55983816 3527041876992
France 2280 77258784 12875266785280
Ukraine 2116 9704704 5144740167680
Bangladesh 1752 1906700 1009584963584
Netherlands 1586 55642544 26071146104320
Italy 1298 52320976 28775517192192
Hong Kong 1265 17938036 1721395839744
Argentina 1259 19526368 18788173086720
Japan 1232 167870568 33532201205760
Spain 1224 34622464 7910783782912