BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS1742 |
140.247.0.0/16
|
HARVARD-UNIV - Harvard University, US |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:115)
| IP | Host | DateTime |
|---|---|---|
| 140.247.137.1 | core-12-gw-vl137.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.49 | aps-macpro2.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.54 | aps-macpro1.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.55 | widrs-pub20.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.56 | widrs-pub19.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.58 | widrs-pub17.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.59 | widrs-pub16.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.61 | widrs-pub15.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.62 | widrs-pub14.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.64 | itt-testimac.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.67 | widrs-pub13.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.69 | widrs-pub09.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.70 | widrs-pub08.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.71 | widrs-pub04.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.72 | widrs-pub03.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.74 | widrs-pub02.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.79 | widrs-pub01.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.80 | widrsmac08.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.82 | widrs-rws01.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.86 | widrs-pub12.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.90 | widrs-pub06.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.99 | widrs-pub05.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.100 | its-ng1-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.101 | its-ng.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.102 | its-ramseym50.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.103 | its-ramsey-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.104 | its-ramsey-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.105 | its-zzhao2.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.106 | its-zzhao.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.107 | its-zzhao9.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.108 | its-farrar380.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.109 | its-ramsey-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.112 | its-ngw7-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.113 | its-ramseyw7.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.118 | accnm-mfr06.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.121 | mide-hopper-lt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.122 | esm-hcl-netboot.hcl.harvard.edu | 2025-07-10 02:20:01 |
| 140.247.137.128 | its-zhao-dlgr.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.129 | its-ng-dlgr.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.130 | its-farrar-dlgr.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.131 | its-perlman-dlgr.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.132 | accnm-mfr01.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.137 | acc-clarke-lt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.138 | jud-gilboa-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.139 | acc-borrdir-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.140 | acc-bookeye-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.141 | acc-dibened-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.142 | acc-circsta1-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.144 | acc-kornilow-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.145 | its-bernhw7-lt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.148 | acc-delapuen-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.149 | acc-sherlock-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.151 | acc-barrasso-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.153 | dhcp-0118096408-42-ff.client.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.154 | acccir-bookscan.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.155 | its-zzhao7.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.158 | acc-check2-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.159 | acc-checkin1-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.161 | acc-genna-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.163 | dhcp-0060049450-0c-60.client.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.164 | accnm-mfr03.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.166 | widener-dp.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.168 | its-johnson-ms2.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.169 | ill-staff3-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.170 | its-quarta-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.177 | its-gregson-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.178 | dhcp-0057924286-40-c6.client.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.179 | its-staff-mac1.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.181 | its-perlm-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.182 | its-burns-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.183 | its-johnson-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.184 | its-shared-mlt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.185 | its-bernhar-mlt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.186 | its-zzhao-lpt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.187 | itt-loanad-mlp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.188 | itt-liontest.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.194 | pyramix.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.200 | acc-hodgson-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.202 | admin-g25-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.203 | ill-sullas-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.204 | ill-tesfaye-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.207 | dhcp-0060162052-89-96.client.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.208 | dhcp-0060161993-8a-8e.client.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.209 | pre-asistnt.hcl.harvard.edu | 2025-07-10 02:20:01 |
| 140.247.137.210 | pre-nestor-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.211 | pre-li-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.212 | pre-white-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.216 | ill-cai-ps.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.217 | ill-bookeye-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.219 | pre-donahoe-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.220 | finserv-nick-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.221 | acc-mcgrat1-mlt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.222 | acc-phil1-ps.hcl.harvard.edu | 2025-07-10 02:20:01 |
| 140.247.137.223 | acc-giacchino.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.224 | ill-staff.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.226 | acc-phil2-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.227 | wid-circ5-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.228 | wid-circ4-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.229 | wid-circ2-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.230 | wid-circ1-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.232 | hr-cox-lt.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.233 | acc-ghkim-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.235 | admin-ncline-imac.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.236 | wid-circ3-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.237 | fac-laplume-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.238 | fac-security2.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.239 | fac-security1.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.240 | fac-jump-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.243 | fac-temp-ps.ad.fas.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.244 | fac-secmass2.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.246 | cat-antonak-ps.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.247 | admin-stats-xp.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.249 | rs-ref1-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.251 | its-ramseysl-ms.hcl.harvard.edu | 2025-07-15 07:57:55 |
| 140.247.137.254 | rs-farwell-mlt.hcl.harvard.edu | 2025-07-15 07:57:55 |
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 |