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:62)
| IP | Host | DateTime |
|---|---|---|
| 131.215.173.0 | athenaeum-public.net.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.2 | static-173-2.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.5 | static-173-5.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.10 | static-173-10.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.191 | dhcp-173-191.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.192 | dhcp-173-192.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.193 | dhcp-173-193.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.194 | dhcp-173-194.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.195 | dhcp-173-195.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.196 | dhcp-173-196.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.197 | dhcp-173-197.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.198 | dhcp-173-198.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.199 | dhcp-173-199.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.200 | dhcp-173-200.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.201 | dhcp-173-201.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.202 | dhcp-173-202.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.203 | dhcp-173-203.caltech.edu | 2025-07-09 13:59:04 |
| 131.215.173.204 | dhcp-173-204.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.205 | dhcp-173-205.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.206 | dhcp-173-206.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.207 | dhcp-173-207.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.208 | dhcp-173-208.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.209 | dhcp-173-209.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.210 | dhcp-173-210.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.211 | dhcp-173-211.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.212 | dhcp-173-212.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.213 | dhcp-173-213.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.214 | dhcp-173-214.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.215 | dhcp-173-215.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.216 | dhcp-173-216.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.217 | dhcp-173-217.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.218 | dhcp-173-218.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.219 | dhcp-173-219.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.220 | dhcp-173-220.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.221 | dhcp-173-221.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.222 | dhcp-173-222.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.223 | dhcp-173-223.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.224 | dhcp-173-224.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.225 | dhcp-173-225.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.226 | dhcp-173-226.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.227 | dhcp-173-227.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.228 | dhcp-173-228.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.229 | dhcp-173-229.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.230 | dhcp-173-230.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.231 | dhcp-173-231.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.232 | dhcp-173-232.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.233 | dhcp-173-233.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.234 | dhcp-173-234.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.235 | dhcp-173-235.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.236 | dhcp-173-236.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.237 | dhcp-173-237.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.238 | dhcp-173-238.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.239 | dhcp-173-239.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.240 | dhcp-173-240.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.241 | dhcp-173-241.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.242 | dhcp-173-242.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.243 | dhcp-173-243.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.244 | dhcp-173-244.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.245 | dhcp-173-245.caltech.edu | 2025-07-09 13:59:04 |
| 131.215.173.251 | fluke-173.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.173.254 | athenaeum-rsw-173.caltech.edu | 2025-07-09 13:59:04 |
| 131.215.173.255 | broadcast-173.caltech.edu | 2025-07-14 23:50:13 |
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 |