BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS1742 |
131.142.0.0/16
|
HARVARD-UNIV - Harvard University, US |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:82)
| IP | Host | DateTime |
|---|---|---|
| 131.142.12.29 | macg4.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.33 | smarx.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.34 | rglinux3.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.38 | sevenofnine.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.42 | cfaspw.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.43 | smaadmin.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.44 | megamaser.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.45 | ruby.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.47 | crater.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.51 | pointnemo.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.54 | irac4100.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.55 | finchley.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.57 | crunch.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.60 | tornado.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.62 | smadatalogger.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.66 | wrest.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.67 | starman.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.69 | strangebrew.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.71 | macgoodg5.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.72 | loker.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.75 | loslobos.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.76 | smadatalogger2.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.78 | peanut.cfa.harvard.edu | 2025-04-29 09:50:55 |
| 131.142.12.79 | optel6.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.82 | optel5.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.83 | gwinder.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.84 | rglinux2.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.86 | mjr.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.91 | guerra.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.92 | rgalp4.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.94 | bull.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.98 | play.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.107 | skr.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.108 | patton.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.109 | cfawilson3.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.111 | kangas.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.112 | rgalp7.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.116 | tabasco.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.117 | smalevine.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.122 | sisrx.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.125 | mrg.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.128 | canismajor.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.136 | spud.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.138 | starrynight.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.142 | smaadmin3.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.143 | meridian.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.150 | wsmarx.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.153 | knockabout.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.154 | rtdc1.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.159 | canisminor.cfa.harvard.edu | 2025-04-29 09:50:55 |
| 131.142.12.160 | buzz.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.161 | arizona.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.162 | sappho.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.163 | tide.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.164 | newforge.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.166 | rglinux.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.167 | rghodges.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.178 | goat.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.179 | cfarx1.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.180 | smadb.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.181 | soarbol.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.182 | crate1.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.183 | jtag.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.184 | rgscan.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.189 | rasalgethi.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.194 | cfacorr2.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.195 | lego.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.197 | thzrx.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.199 | asylum.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.203 | m6.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.209 | smapub.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.211 | encona.cfa.harvard.edu | 2025-04-29 09:50:55 |
| 131.142.12.217 | lluna.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.218 | lp241.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.221 | acc2.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.230 | antriksh.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.234 | hebrx.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.237 | cfarx5.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.246 | smadoc.cfa.harvard.edu | 2025-04-29 09:50:55 |
| 131.142.12.249 | stargazer.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.250 | dnl.cfa.harvard.edu | 2025-04-26 04:15:18 |
| 131.142.12.253 | syzygy.cfa.harvard.edu | 2025-04-26 04:15:18 |
Top 20 / total ASN
| Country / Region | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31372 | 1464452569 | 1153585687079887954 |
Brazil
|
9028 | 86189520 | 2305871815399608322 |
China
|
6564 | 346777252 | 147459142339440 |
India
|
5957 | 35286272 | 24457707048960 |
Russian Federation
|
5745 | 46629304 | 10701769191496 |
Indonesia
|
3583 | 17931264 | 1204714209280 |
Germany
|
3104 | 112769032 | 69651358023680 |
United Kingdom
|
3097 | 72736864 | 31075906748416 |
Australia
|
3009 | 40577584 | 20484213380864 |
Poland
|
2467 | 19248896 | 15495680300032 |
Canada
|
2440 | 54369128 | 4461150602496 |
France
|
2202 | 75836672 | 12184231675392 |
Ukraine
|
2008 | 8496640 | 5357294256128 |
Bangladesh
|
1867 | 1895168 | 904467775488 |
Netherlands
|
1599 | 51388112 | 27363115271680 |
Argentina
|
1299 | 19696640 | 18800345350144 |
Italy
|
1295 | 52406400 | 28646852132864 |
Hong Kong
|
1278 | 17801924 | 7879938278144 |
Japan
|
1267 | 159053928 | 33551706619904 |
Spain
|
1234 | 34574080 | 7492112420864 |