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:86)
| IP | Host | DateTime |
|---|---|---|
| 131.142.12.19 | polar1.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.20 | polar2.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.21 | polar3.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.29 | macg4.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.33 | smarx.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.34 | rglinux3.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.38 | sevenofnine.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.42 | cfaspw.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.43 | smaadmin.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.44 | megamaser.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.45 | ruby.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.47 | crater.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.48 | oscar.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.51 | pointnemo.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.54 | irac4100.cfa.harvard.edu | 2024-05-07 09:02:37 |
| 131.142.12.55 | finchley.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.57 | crunch.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.60 | tornado.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.62 | smadatalogger.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.66 | wrest.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.67 | starman.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.69 | strangebrew.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.71 | macgoodg5.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.72 | loker.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.75 | loslobos.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.76 | smadatalogger2.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.78 | peanut.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.79 | optel6.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.82 | optel5.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.83 | gwinder.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.84 | rglinux2.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.86 | mjr.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.91 | guerra.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.92 | rgalp4.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.94 | bull.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.98 | play.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.107 | skr.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.108 | patton.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.109 | cfawilson3.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.111 | kangas.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.112 | rgalp7.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.116 | tabasco.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.117 | smalevine.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.122 | sisrx.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.125 | mrg.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.128 | canismajor.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.136 | spud.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.138 | starrynight.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.142 | smaadmin3.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.143 | meridian.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.145 | apophis.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.153 | knockabout.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.154 | rtdc1.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.159 | canisminor.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.160 | buzz.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.161 | arizona.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.162 | sappho.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.163 | tide.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.164 | newforge.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.166 | rglinux.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.167 | rghodges.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.178 | goat.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.179 | cfarx1.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.180 | smadb.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.181 | soarbol.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.182 | crate1.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.183 | jtag.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.184 | rgscan.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.189 | rasalgethi.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.194 | cfacorr2.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.195 | lego.cfa.harvard.edu | 2024-05-03 19:17:39 |
| 131.142.12.197 | thzrx.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.199 | asylum.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.203 | m6.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.209 | smapub.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.211 | encona.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.217 | lluna.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.218 | lp241.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.221 | acc2.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.230 | antriksh.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.234 | hebrx.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.237 | cfarx5.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.246 | smadoc.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.249 | stargazer.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.250 | dnl.cfa.harvard.edu | 2024-05-09 08:00:49 |
| 131.142.12.253 | syzygy.cfa.harvard.edu | 2024-05-09 08:00:49 |
Top 20 countries in total ASN
| Country | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
30468 | 1417102226 | 971538363730322 |
Brazil
|
9009 | 87111152 | 29475003469830 |
China
|
6735 | 353664632 | 129949355419008 |
Russian Federation
|
5800 | 46453026 | 294625088499520 |
India
|
5793 | 35567136 | 24474075631616 |
Australia
|
4990 | 41043028 | 20560034797824 |
Indonesia
|
3300 | 17654272 | 1329090068480 |
United Kingdom
|
3183 | 77584804 | 32590436237312 |
Germany
|
3112 | 113135112 | 71369690972160 |
Poland
|
2506 | 18312320 | 15916763321344 |
Canada
|
2341 | 54643608 | 3519047730176 |
France
|
2288 | 76417024 | 12798066425856 |
Ukraine
|
2118 | 9196544 | 5041672945664 |
Bangladesh
|
1768 | 1833520 | 1012299595776 |
Netherlands
|
1588 | 53229616 | 26226325390848 |
Colombia
|
1481 | 17182208 | 724523884804 |
Italy
|
1299 | 51902160 | 28861336453120 |
Hong Kong
|
1275 | 17510004 | 1726481499136 |
Argentina
|
1260 | 19445504 | 18801614192640 |
Japan
|
1234 | 167359080 | 33532234956800 |