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:160)
| IP | Host | DateTime |
|---|---|---|
| 131.215.38.0 | kerckalles-3.net.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.2 | sartorius.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.3 | tyramine.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.4 | deltoid.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.5 | triceps.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.6 | static-38-6.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.7 | histamine.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.8 | hallab-325k.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.9 | static-38-9.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.10 | gaba.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.12 | galanin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.13 | leptin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.14 | neurotensin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.16 | 300eprint.bse.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.18 | dmg.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.21 | static-38-21.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.22 | gasser.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.25 | static-38-25.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.26 | ampa.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.27 | static-38-27.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.28 | endorphin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.29 | static-38-29.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.30 | glutamate.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.31 | orexin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.32 | epinephrine.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.33 | gloverlabprinter.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.34 | glcellbankalarm.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.51 | mea.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.54 | orphanin.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.63 | biceps.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.67 | peroneus.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.70 | masseter.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.71 | glycine.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.72 | atp.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.74 | aedes.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.81 | flim.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.126 | dhcp-38-126.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.127 | dhcp-38-127.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.128 | dhcp-38-128.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.129 | dhcp-38-129.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.130 | dhcp-38-130.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.131 | dhcp-38-131.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.132 | dhcp-38-132.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.133 | dhcp-38-133.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.134 | dhcp-38-134.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.135 | dhcp-38-135.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.136 | dhcp-38-136.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.38.137 | dhcp-38-137.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.138 | dhcp-38-138.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.139 | dhcp-38-139.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.140 | dhcp-38-140.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.141 | dhcp-38-141.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.142 | dhcp-38-142.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.143 | dhcp-38-143.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.144 | dhcp-38-144.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.145 | dhcp-38-145.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.146 | dhcp-38-146.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.147 | dhcp-38-147.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.148 | dhcp-38-148.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.149 | dhcp-38-149.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.150 | dhcp-38-150.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.151 | dhcp-38-151.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.152 | dhcp-38-152.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.153 | dhcp-38-153.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.154 | dhcp-38-154.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.155 | dhcp-38-155.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.156 | dhcp-38-156.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.157 | dhcp-38-157.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.158 | dhcp-38-158.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.159 | dhcp-38-159.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.160 | dhcp-38-160.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.161 | dhcp-38-161.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.162 | dhcp-38-162.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.163 | dhcp-38-163.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.164 | dhcp-38-164.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.165 | dhcp-38-165.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.166 | dhcp-38-166.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.167 | dhcp-38-167.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.168 | dhcp-38-168.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.169 | dhcp-38-169.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.170 | dhcp-38-170.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.171 | dhcp-38-171.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.172 | dhcp-38-172.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.173 | dhcp-38-173.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.174 | dhcp-38-174.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.175 | dhcp-38-175.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.176 | dhcp-38-176.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.177 | dhcp-38-177.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.178 | dhcp-38-178.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.179 | dhcp-38-179.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.180 | dhcp-38-180.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.181 | dhcp-38-181.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.182 | dhcp-38-182.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.183 | dhcp-38-183.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.184 | dhcp-38-184.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.185 | dhcp-38-185.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.186 | dhcp-38-186.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.187 | dhcp-38-187.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.188 | dhcp-38-188.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.189 | dhcp-38-189.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.190 | dhcp-38-190.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.191 | dhcp-38-191.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.192 | dhcp-38-192.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.193 | dhcp-38-193.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.194 | dhcp-38-194.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.195 | dhcp-38-195.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.196 | dhcp-38-196.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.197 | dhcp-38-197.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.198 | dhcp-38-198.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.199 | dhcp-38-199.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.200 | dhcp-38-200.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.201 | dhcp-38-201.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.202 | dhcp-38-202.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.203 | dhcp-38-203.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.204 | dhcp-38-204.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.205 | dhcp-38-205.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.206 | dhcp-38-206.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.207 | dhcp-38-207.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.208 | dhcp-38-208.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.209 | dhcp-38-209.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.210 | dhcp-38-210.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.211 | dhcp-38-211.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.212 | dhcp-38-212.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.213 | dhcp-38-213.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.214 | dhcp-38-214.caltech.edu | 2025-07-14 23:47:30 |
| 131.215.38.215 | dhcp-38-215.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.216 | dhcp-38-216.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.217 | dhcp-38-217.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.218 | dhcp-38-218.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.219 | dhcp-38-219.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.220 | dhcp-38-220.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.221 | dhcp-38-221.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.222 | dhcp-38-222.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.223 | dhcp-38-223.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.224 | dhcp-38-224.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.225 | dhcp-38-225.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.226 | dhcp-38-226.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.227 | dhcp-38-227.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.228 | dhcp-38-228.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.229 | dhcp-38-229.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.230 | dhcp-38-230.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.231 | dhcp-38-231.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.232 | dhcp-38-232.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.233 | dhcp-38-233.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.234 | dhcp-38-234.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.235 | dhcp-38-235.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.236 | dhcp-38-236.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.237 | dhcp-38-237.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.238 | dhcp-38-238.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.239 | dhcp-38-239.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.240 | dhcp-38-240.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.241 | dhcp-38-241.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.242 | dhcp-38-242.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.243 | dhcp-38-243.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.244 | dhcp-38-244.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.245 | dhcp-38-245.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.251 | fluke-38.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.253 | kerckhoff-rsw-38.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.254 | default-38.caltech.edu | 2025-07-20 10:39:31 |
| 131.215.38.255 | broadcast-38.caltech.edu | 2025-07-20 10:39:31 |
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 |