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:106)
| IP | Host | DateTime |
|---|---|---|
| 131.215.158.0 | marksbraun.net.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.21 | static-158-21.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.25 | static-158-25.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.26 | static-158-26.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.27 | static-158-27.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.28 | static-158-28.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.29 | static-158-29.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.30 | static-158-30.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.31 | static-158-31.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.32 | static-158-32.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.33 | static-158-33.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.34 | static-158-34.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.79 | security-158-79.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.156 | dhcp-158-156.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.157 | dhcp-158-157.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.158 | dhcp-158-158.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.159 | dhcp-158-159.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.160 | dhcp-158-160.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.161 | dhcp-158-161.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.162 | dhcp-158-162.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.163 | dhcp-158-163.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.164 | dhcp-158-164.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.165 | dhcp-158-165.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.166 | dhcp-158-166.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.167 | dhcp-158-167.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.168 | dhcp-158-168.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.169 | dhcp-158-169.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.170 | dhcp-158-170.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.171 | dhcp-158-171.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.172 | dhcp-158-172.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.173 | dhcp-158-173.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.174 | dhcp-158-174.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.175 | dhcp-158-175.caltech.edu | 2025-07-09 13:58:44 |
| 131.215.158.176 | dhcp-158-176.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.177 | dhcp-158-177.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.178 | dhcp-158-178.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.179 | dhcp-158-179.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.180 | dhcp-158-180.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.181 | dhcp-158-181.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.182 | dhcp-158-182.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.183 | dhcp-158-183.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.185 | dhcp-158-185.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.186 | dhcp-158-186.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.187 | dhcp-158-187.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.188 | dhcp-158-188.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.189 | dhcp-158-189.caltech.edu | 2025-07-09 13:58:44 |
| 131.215.158.190 | dhcp-158-190.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.191 | dhcp-158-191.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.192 | dhcp-158-192.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.193 | dhcp-158-193.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.194 | dhcp-158-194.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.195 | dhcp-158-195.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.196 | dhcp-158-196.caltech.edu | 2025-07-09 13:58:44 |
| 131.215.158.197 | dhcp-158-197.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.198 | dhcp-158-198.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.199 | dhcp-158-199.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.200 | dhcp-158-200.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.201 | dhcp-158-201.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.202 | dhcp-158-202.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.203 | dhcp-158-203.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.204 | dhcp-158-204.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.205 | dhcp-158-205.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.206 | dhcp-158-206.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.207 | dhcp-158-207.caltech.edu | 2025-07-09 13:58:44 |
| 131.215.158.208 | dhcp-158-208.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.209 | dhcp-158-209.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.210 | dhcp-158-210.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.211 | dhcp-158-211.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.212 | dhcp-158-212.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.213 | dhcp-158-213.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.214 | dhcp-158-214.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.215 | dhcp-158-215.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.216 | dhcp-158-216.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.217 | dhcp-158-217.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.218 | dhcp-158-218.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.219 | dhcp-158-219.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.220 | dhcp-158-220.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.221 | dhcp-158-221.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.222 | dhcp-158-222.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.223 | dhcp-158-223.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.224 | dhcp-158-224.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.225 | dhcp-158-225.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.226 | dhcp-158-226.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.227 | dhcp-158-227.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.228 | dhcp-158-228.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.229 | dhcp-158-229.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.230 | dhcp-158-230.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.231 | dhcp-158-231.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.232 | dhcp-158-232.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.233 | dhcp-158-233.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.234 | dhcp-158-234.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.235 | dhcp-158-235.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.236 | dhcp-158-236.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.237 | dhcp-158-237.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.238 | dhcp-158-238.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.239 | dhcp-158-239.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.240 | dhcp-158-240.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.241 | dhcp-158-241.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.242 | dhcp-158-242.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.243 | dhcp-158-243.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.244 | dhcp-158-244.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.245 | dhcp-158-245.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.251 | fluke-158.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.253 | keckhouse-rsw-158.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.254 | default-158.caltech.edu | 2025-07-14 23:49:53 |
| 131.215.158.255 | broadcast-158.caltech.edu | 2025-07-14 23:49:53 |
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 |