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:94)
| IP | Host | DateTime |
|---|---|---|
| 131.215.40.0 | crellin.net.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.1 | reserved-40-1.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.2 | nmrxiv.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.3 | static-40-3.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.4 | static-40-4.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.5 | static-40-5.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.6 | verona.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.7 | remote.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.8 | static-40-8.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.9 | static-40-9.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.10 | momo.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.11 | hg3.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.12 | morenta.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.13 | static-40-13.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.14 | venice.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.15 | tulipx.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.16 | static-40-16.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.17 | reserved-40-17.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.18 | static-40-18.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.19 | gubbio.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.20 | pbd.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.22 | nitro1.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.23 | static-40-23.caltech.edu | 2025-07-09 13:56:07 |
| 131.215.40.25 | static-40-25.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.26 | static-40-26.caltech.edu | 2025-07-09 13:56:07 |
| 131.215.40.27 | jdrew.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.28 | robgrpprinter.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.29 | static-40-29.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.31 | static-40-31.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.32 | static-40-32.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.33 | faulkner.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.34 | static-40-34.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.35 | static-40-35.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.36 | static-40-36.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.37 | static-40-37.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.38 | norac-crellin.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.40 | mangia.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.42 | static-40-42.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.45 | static-40-45.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.47 | reserved-40-47.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.49 | static-40-49.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.50 | static-40-50.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.51 | ccediv.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.52 | erice.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.57 | reserved-40-57.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.60 | barga.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.61 | chemweb.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.62 | static-40-62.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.65 | static-40-65.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.66 | fid.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.69 | reserved-40-69.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.70 | static-40-70.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.71 | siena.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.72 | hg2.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.76 | chemistry.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.77 | static-40-77.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.79 | reserved-40-79.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.80 | reserved-40-80.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.81 | reserved-40-81.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.82 | seabiscuit.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.83 | static-40-83.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.85 | npet.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.86 | chfiscal.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.87 | static-40-87.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.88 | lindasyme.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.89 | grubbs.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.91 | vulcan.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.92 | florence.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.96 | indy.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.98 | lqc.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.99 | orchid.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.100 | aross.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.103 | static-40-103.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.104 | static-40-104.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.108 | static-40-108.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.109 | static-40-109.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.110 | static-40-110.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.112 | static-40-112.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.113 | static-40-113.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.114 | static-40-114.caltech.edu | 2025-07-09 13:56:07 |
| 131.215.40.115 | crellin151-av1.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.116 | crellin151-av2.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.117 | crellin151-av3.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.118 | crellin151-av4.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.119 | crellin151-av5.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.121 | gates-b122-dmps3.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.122 | gates-b122-tsw1060.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.123 | gates-b122-dsp.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.124 | gates-b122-cam01.caltech.edu | 2025-07-09 13:56:07 |
| 131.215.40.125 | gates-b122-airmedia.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.251 | fluke-40.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.252 | kerckhoff-rsw-40.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.254 | default-40.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.40.255 | broadcast-40.caltech.edu | 2025-07-14 23:47:30 |
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 |