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:80)
| IP | Host | DateTime |
|---|---|---|
| 131.215.48.0 | steele-2.net.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.1 | mdk.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.2 | static-48-2.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.3 | tiramisu.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.6 | static-48-6.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.7 | static-48-7.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.10 | static-48-10.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.13 | biscutti.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.16 | static-48-16.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.17 | tagalong.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.176 | dhcp-48-176.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.177 | dhcp-48-177.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.178 | dhcp-48-178.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.180 | dhcp-48-180.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.181 | dhcp-48-181.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.182 | dhcp-48-182.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.183 | dhcp-48-183.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.184 | dhcp-48-184.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.185 | dhcp-48-185.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.186 | dhcp-48-186.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.187 | dhcp-48-187.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.188 | dhcp-48-188.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.189 | dhcp-48-189.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.190 | dhcp-48-190.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.191 | dhcp-48-191.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.192 | dhcp-48-192.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.193 | dhcp-48-193.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.194 | dhcp-48-194.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.195 | dhcp-48-195.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.196 | dhcp-48-196.caltech.edu | 2025-07-18 22:11:45 |
| 131.215.48.197 | dhcp-48-197.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.198 | dhcp-48-198.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.199 | dhcp-48-199.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.200 | dhcp-48-200.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.201 | dhcp-48-201.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.202 | dhcp-48-202.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.203 | dhcp-48-203.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.204 | dhcp-48-204.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.205 | dhcp-48-205.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.206 | dhcp-48-206.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.207 | dhcp-48-207.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.208 | dhcp-48-208.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.210 | dhcp-48-210.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.211 | dhcp-48-211.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.212 | dhcp-48-212.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.213 | dhcp-48-213.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.214 | dhcp-48-214.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.215 | dhcp-48-215.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.216 | dhcp-48-216.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.217 | dhcp-48-217.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.218 | dhcp-48-218.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.219 | dhcp-48-219.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.220 | dhcp-48-220.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.221 | dhcp-48-221.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.222 | dhcp-48-222.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.223 | dhcp-48-223.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.225 | dhcp-48-225.caltech.edu | 2025-07-18 22:11:45 |
| 131.215.48.226 | dhcp-48-226.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.227 | dhcp-48-227.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.228 | dhcp-48-228.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.229 | dhcp-48-229.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.230 | dhcp-48-230.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.231 | dhcp-48-231.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.232 | dhcp-48-232.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.233 | dhcp-48-233.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.234 | dhcp-48-234.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.235 | dhcp-48-235.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.236 | dhcp-48-236.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.237 | dhcp-48-237.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.238 | dhcp-48-238.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.239 | dhcp-48-239.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.240 | dhcp-48-240.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.241 | dhcp-48-241.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.242 | dhcp-48-242.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.243 | dhcp-48-243.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.244 | dhcp-48-244.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.245 | dhcp-48-245.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.251 | fluke-48.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.253 | steele-rsw-48.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.48.254 | default-48.caltech.edu | 2025-07-14 23:47:51 |
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 |