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:85)
| IP | Host | DateTime |
|---|---|---|
| 131.142.12.19 | polar1.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.20 | polar2.cfa.harvard.edu | 2024-12-03 15:29:05 |
| 131.142.12.21 | polar3.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.29 | macg4.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.33 | smarx.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.34 | rglinux3.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.38 | sevenofnine.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.42 | cfaspw.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.43 | smaadmin.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.44 | megamaser.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.45 | ruby.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.47 | crater.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.51 | pointnemo.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.54 | irac4100.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.55 | finchley.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.57 | crunch.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.60 | tornado.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.62 | smadatalogger.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.66 | wrest.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.67 | starman.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.69 | strangebrew.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.71 | macgoodg5.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.72 | loker.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.75 | loslobos.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.76 | smadatalogger2.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.78 | peanut.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.79 | optel6.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.82 | optel5.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.83 | gwinder.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.84 | rglinux2.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.86 | mjr.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.91 | guerra.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.92 | rgalp4.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.94 | bull.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.98 | play.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.107 | skr.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.108 | patton.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.109 | cfawilson3.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.111 | kangas.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.112 | rgalp7.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.116 | tabasco.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.117 | smalevine.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.122 | sisrx.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.125 | mrg.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.128 | canismajor.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.136 | spud.cfa.harvard.edu | 2024-12-03 15:29:05 |
| 131.142.12.138 | starrynight.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.142 | smaadmin3.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.143 | meridian.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.150 | wsmarx.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.153 | knockabout.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.154 | rtdc1.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.159 | canisminor.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.160 | buzz.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.161 | arizona.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.162 | sappho.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.163 | tide.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.164 | newforge.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.166 | rglinux.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.167 | rghodges.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.178 | goat.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.179 | cfarx1.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.180 | smadb.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.181 | soarbol.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.182 | crate1.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.183 | jtag.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.184 | rgscan.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.189 | rasalgethi.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.194 | cfacorr2.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.195 | lego.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.197 | thzrx.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.199 | asylum.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.203 | m6.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.209 | smapub.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.211 | encona.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.217 | lluna.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.218 | lp241.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.221 | acc2.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.230 | antriksh.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.234 | hebrx.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.237 | cfarx5.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.246 | smadoc.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.249 | stargazer.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.250 | dnl.cfa.harvard.edu | 2024-11-29 23:54:36 |
| 131.142.12.253 | syzygy.cfa.harvard.edu | 2024-11-29 23:54:36 |
Top 20 countries in total ASN
| Country | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31244 | 1374219769 | 1153848682421486306 |
Brazil
|
9497 | 88314288 | 28416497684484 |
China
|
6726 | 349753252 | 147545386198768 |
India
|
5919 | 35407616 | 24355682385920 |
Russian Federation
|
5875 | 48228058 | 11707035168064 |
Australia
|
4317 | 41209904 | 20444302809344 |
Indonesia
|
3504 | 17757984 | 1141368160256 |
Germany
|
3203 | 112894216 | 69174143746048 |
United Kingdom
|
3197 | 74862984 | 30613081882624 |
France
|
2671 | 75946496 | 12342776889344 |
Poland
|
2528 | 18124544 | 15062126695424 |
Canada
|
2365 | 54538744 | 3238023595008 |
Ukraine
|
2045 | 8927232 | 5138277335040 |
Bangladesh
|
1815 | 1870592 | 885229748224 |
Netherlands
|
1594 | 53675216 | 25574086542848 |
Italy
|
1298 | 51807944 | 28509075996672 |
Romania
|
1294 | 8056896 | 1437407445248 |
Argentina
|
1283 | 19691008 | 18731910758400 |
Hong Kong
|
1281 | 17478084 | 8396627903232 |
Spain
|
1266 | 34310400 | 7595693248512 |