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:23)
| IP | Host | DateTime |
|---|---|---|
| 131.142.41.6 | ra.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.8 | head.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.11 | archer.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.13 | ihea-www.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.14 | ihea-www-dev.cfa.harvard.edu | 2025-04-29 09:51:40 |
| 131.142.41.15 | sdo-switch3.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.99 | jg4tda.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.111 | perk1.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.210 | macabre.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.212 | bokhara.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.214 | mosfet.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.215 | khepri.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.217 | facula.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.223 | saisou.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.225 | w3sweap-hea.cfa.harvard.edu | 2025-04-29 09:51:39 |
| 131.142.41.228 | daystrom.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.231 | kurasuta-0-0.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.234 | capybara.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.235 | jannah.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.236 | alisdair.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.237 | ssxgpu.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.242 | machida.cfa.harvard.edu | 2025-04-26 04:15:53 |
| 131.142.41.243 | shinjuku.cfa.harvard.edu | 2025-04-26 04:15:53 |
Top 20 / total ASN
| Country / Region | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31369 | 1464452569 | 1153585687079822418 |
Brazil
|
9025 | 86189520 | 2305871815399608322 |
China
|
6564 | 346777252 | 147459142339440 |
India
|
5953 | 35286272 | 24457707048960 |
Russian Federation
|
5746 | 46629304 | 10701769191496 |
Indonesia
|
3582 | 17931264 | 1204714209280 |
Germany
|
3104 | 112769032 | 69651358023680 |
United Kingdom
|
3098 | 72736864 | 31075906748416 |
Australia
|
3011 | 40577584 | 20484213380864 |
Poland
|
2467 | 19248896 | 15495680300032 |
Canada
|
2440 | 54369128 | 4461150602496 |
France
|
2202 | 75836672 | 12184231675392 |
Ukraine
|
2009 | 8496640 | 5357294256128 |
Bangladesh
|
1867 | 1895168 | 904467775488 |
Netherlands
|
1599 | 51388112 | 27363115271680 |
Argentina
|
1299 | 19696640 | 18800345350144 |
Italy
|
1295 | 52406400 | 28646852132864 |
Hong Kong
|
1279 | 17801924 | 7879938278144 |
Japan
|
1266 | 159053928 | 33551706619904 |
Spain
|
1236 | 34574080 | 7492112420864 |