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:121)
| IP | Host | DateTime |
|---|---|---|
| 131.215.231.0 | sfl-b2-spalding-b2-b1.net.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.1 | snlc500.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.2 | miraculix.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.11 | stokes.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.12 | langevin.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.13 | navier.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.14 | peclet.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.15 | oceen.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.16 | navier2.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.20 | ripple.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.21 | coil.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.22 | blob.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.23 | bubble.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.24 | jfbgpv.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.25 | stress.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.26 | micelle.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.30 | med-group.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.31 | mozart.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.32 | helios.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.50 | tschernichite.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.61 | protein.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.62 | tsunami.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.63 | jfbgrpprinter.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.64 | baedarl.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.65 | zgwgrpprinter.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.66 | datserver.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.67 | shear.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.68 | static-231-68.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.69 | static-231-69.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.70 | fhagp.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.78 | static-231-78.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.79 | static-231-79.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.80 | static-231-80.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.81 | peghead.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.82 | peghoof1.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.83 | peghoof2.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.84 | peghoof3.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.85 | peghoof4.che.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.107 | static-231-107.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.112 | jimhallansys.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.166 | static-231-166.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.170 | static-231-170.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.171 | static-231-171.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.172 | dhcp-231-172.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.173 | dhcp-231-173.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.174 | dhcp-231-174.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.175 | dhcp-231-175.caltech.edu | 2025-07-08 12:47:57 |
| 131.215.231.176 | dhcp-231-176.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.177 | dhcp-231-177.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.178 | dhcp-231-178.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.179 | dhcp-231-179.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.180 | dhcp-231-180.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.181 | dhcp-231-181.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.182 | dhcp-231-182.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.183 | dhcp-231-183.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.184 | dhcp-231-184.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.185 | dhcp-231-185.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.186 | dhcp-231-186.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.187 | dhcp-231-187.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.188 | dhcp-231-188.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.189 | dhcp-231-189.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.190 | dhcp-231-190.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.191 | dhcp-231-191.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.192 | dhcp-231-192.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.193 | dhcp-231-193.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.194 | dhcp-231-194.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.195 | dhcp-231-195.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.196 | dhcp-231-196.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.197 | dhcp-231-197.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.198 | dhcp-231-198.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.199 | dhcp-231-199.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.200 | dhcp-231-200.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.201 | dhcp-231-201.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.202 | dhcp-231-202.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.203 | dhcp-231-203.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.204 | dhcp-231-204.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.205 | dhcp-231-205.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.206 | dhcp-231-206.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.207 | dhcp-231-207.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.208 | dhcp-231-208.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.209 | dhcp-231-209.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.210 | dhcp-231-210.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.211 | dhcp-231-211.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.212 | dhcp-231-212.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.213 | dhcp-231-213.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.214 | dhcp-231-214.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.215 | dhcp-231-215.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.216 | dhcp-231-216.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.217 | dhcp-231-217.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.218 | dhcp-231-218.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.219 | dhcp-231-219.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.220 | dhcp-231-220.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.221 | dhcp-231-221.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.222 | dhcp-231-222.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.223 | dhcp-231-223.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.224 | dhcp-231-224.caltech.edu | 2025-07-08 12:55:53 |
| 131.215.231.225 | dhcp-231-225.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.226 | dhcp-231-226.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.227 | dhcp-231-227.caltech.edu | 2025-07-08 12:48:09 |
| 131.215.231.228 | dhcp-231-228.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.229 | dhcp-231-229.caltech.edu | 2025-07-08 12:47:57 |
| 131.215.231.230 | dhcp-231-230.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.231 | dhcp-231-231.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.232 | dhcp-231-232.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.233 | dhcp-231-233.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.234 | dhcp-231-234.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.235 | dhcp-231-235.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.236 | dhcp-231-236.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.237 | dhcp-231-237.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.238 | dhcp-231-238.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.239 | dhcp-231-239.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.240 | dhcp-231-240.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.241 | dhcp-231-241.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.242 | dhcp-231-242.caltech.edu | 2025-07-08 12:47:57 |
| 131.215.231.243 | dhcp-231-243.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.244 | dhcp-231-244.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.245 | dhcp-231-245.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.251 | fluke-231.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.252 | spalding-rsw-231.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.254 | default-231.caltech.edu | 2025-07-04 03:36:54 |
| 131.215.231.255 | broadcast-231.caltech.edu | 2025-07-04 03:36:54 |
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 |