BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS31 |
131.215.0.0/16
|
CIT - California Institute of Technology, US |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:78)
| IP | Host | DateTime |
|---|---|---|
| 131.215.151.0 | physplant.net.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.1 | static-151-1.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.2 | static-151-2.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.3 | static-151-3.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.4 | static-151-4.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.5 | static-151-5.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.6 | static-151-6.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.8 | paintshop.kronos.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.11 | static-151-11.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.13 | sp073.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.14 | static-151-14.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.15 | static-151-15.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.16 | static-151-16.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.17 | static-151-17.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.18 | pp247.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.19 | pp294.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.20 | static-151-20.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.21 | ppcarpentershop.kronos.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.22 | ppstockroom.kronos.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.23 | static-151-23.caltech.edu | 2025-07-18 22:12:23 |
| 131.215.151.24 | static-151-24.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.25 | static-151-25.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.26 | static-151-26.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.27 | static-151-27.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.29 | hr156.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.30 | ppdcard.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.31 | static-151-31.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.33 | static-151-33.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.34 | static-151-34.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.35 | pploadingdock.kronos.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.37 | hr197.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.39 | ppd-net-copier.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.40 | static-151-40.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.41 | stolen-ip-address.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.42 | employment-konica.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.46 | static-151-46.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.47 | static-151-47.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.48 | static-151-48.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.50 | pp364.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.53 | static-151-53.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.54 | static-151-54.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.60 | static-151-60.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.61 | static-151-61.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.62 | pp359.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.63 | static-151-63.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.66 | static-151-66.caltech.edu | 2025-07-18 22:12:23 |
| 131.215.151.67 | static-151-67.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.68 | npi3d6fb9.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.69 | static-151-69.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.70 | static-151-70.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.71 | hr163.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.72 | static-151-72.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.75 | static-151-75.caltech.edu | 2025-07-18 22:12:23 |
| 131.215.151.79 | static-151-79.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.80 | static-151-80.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.82 | static-151-82.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.83 | static-151-83.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.86 | hr219.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.87 | static-151-87.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.88 | static-151-88.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.92 | static-151-92.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.94 | static-151-94.caltech.edu | 2025-07-18 22:12:37 |
| 131.215.151.96 | pp274.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.98 | pp270.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.99 | pp317.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.101 | hr229.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.102 | hr226.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.103 | hr231.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.105 | static-151-105.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.106 | static-151-106.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.107 | static-151-107.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.108 | static-151-108.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.109 | static-151-109.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.110 | static-151-110.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.251 | fluke-151.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.253 | keckhouse-rsw-151.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.254 | default-151.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.151.255 | broadcast-151.caltech.edu | 2025-07-14 23:49:33 |
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 |