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:178)
| IP | Host | DateTime |
|---|---|---|
| 131.215.142.0 | cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.1 | transformer.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.2 | analyzer.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.3 | gadget.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.4 | display2.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.5 | capacitor.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.6 | theory2.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.7 | tewantin.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.8 | brisbane.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.9 | sydney.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.10 | ps.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.11 | apollo.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.12 | srpt.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.13 | fb.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.14 | knowledge.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.16 | prosphere.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.17 | prosphere2.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.18 | ann241.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.19 | ann242.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.20 | ann223.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.21 | ann212.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.22 | loaner2-142.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.23 | loaner3-142.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.24 | loaner4-142.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.25 | emmenthaler.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.26 | gruyere.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.27 | alexei.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.28 | pinot.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.29 | fcfs.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.30 | ann219.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.32 | cauchy.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.33 | ann206b.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.34 | doohicky.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.36 | crow.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.37 | asmodean.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.38 | von-neumann.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.39 | gluon.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.41 | cartwright.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.42 | theano.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.43 | io.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.44 | europa.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.45 | ganymede.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.46 | hugh.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.47 | metis.cs.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.48 | ldwnas.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.49 | spectre.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.50 | cqm.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.51 | amsterdam.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.52 | amergin.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.53 | rommel.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.54 | halo.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.55 | lemmings.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.56 | djibouti.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.57 | septima.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.58 | achern.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.59 | wollongong.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.60 | copenhagen.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.62 | vonkarman.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.63 | vonkarman2.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.64 | cqm2.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.65 | tempuser1.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.66 | tempuser2.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.67 | tempuser3.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.68 | tempuser4.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.69 | tempuser5.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.70 | tempuser6.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.71 | tempuser7.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.72 | tempuser8.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.73 | cqstate2.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.74 | haru.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.75 | titans.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.76 | fb201.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.77 | titan.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.78 | ganymede.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.79 | io.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.80 | halo.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.81 | aggron.cms.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.82 | mimas.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.83 | netlabdata.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.85 | static-142-85.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.86 | static-142-86.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.151 | DHCP-142-151.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.152 | DHCP-142-152.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.153 | DHCP-142-153.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.154 | dhcp-142-154.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.155 | DHCP-142-155.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.156 | DHCP-142-156.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.157 | DHCP-142-157.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.158 | DHCP-142-158.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.159 | DHCP-142-159.caltech.edu | 2025-07-18 22:12:23 |
| 131.215.142.160 | DHCP-142-160.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.161 | DHCP-142-161.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.162 | dhcp-142-162.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.163 | dhcp-142-163.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.164 | DHCP-142-164.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.165 | DHCP-142-165.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.166 | DHCP-142-166.caltech.edu | 2025-07-18 22:12:37 |
| 131.215.142.167 | dhcp-142-167.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.168 | DHCP-142-168.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.169 | DHCP-142-169.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.170 | DHCP-142-170.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.171 | DHCP-142-171.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.172 | DHCP-142-172.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.173 | DHCP-142-173.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.174 | DHCP-142-174.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.175 | DHCP-142-175.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.176 | DHCP-142-176.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.177 | DHCP-142-177.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.178 | DHCP-142-178.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.179 | dhcp-142-179.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.180 | DHCP-142-180.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.181 | DHCP-142-181.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.182 | dhcp-142-182.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.183 | dhcp-142-183.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.184 | DHCP-142-184.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.185 | DHCP-142-185.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.186 | dhcp-142-186.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.187 | DHCP-142-187.caltech.edu | 2025-07-18 22:12:23 |
| 131.215.142.188 | dhcp-142-188.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.189 | DHCP-142-189.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.190 | DHCP-142-190.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.191 | dhcp-142-191.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.192 | DHCP-142-192.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.193 | DHCP-142-193.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.194 | DHCP-142-194.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.195 | DHCP-142-195.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.196 | DHCP-142-196.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.197 | DHCP-142-197.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.198 | dhcp-142-198.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.199 | DHCP-142-199.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.200 | DHCP-142-200.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.201 | DHCP-142-201.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.202 | dhcp-142-202.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.203 | dhcp-142-203.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.204 | DHCP-142-204.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.205 | dhcp-142-205.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.206 | dhcp-142-206.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.207 | DHCP-142-207.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.208 | DHCP-142-208.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.209 | DHCP-142-209.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.210 | DHCP-142-210.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.211 | DHCP-142-211.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.212 | DHCP-142-212.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.213 | DHCP-142-213.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.214 | DHCP-142-214.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.215 | DHCP-142-215.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.216 | DHCP-142-216.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.217 | DHCP-142-217.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.218 | dhcp-142-218.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.219 | DHCP-142-219.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.220 | DHCP-142-220.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.221 | DHCP-142-221.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.222 | dhcp-142-222.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.223 | DHCP-142-223.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.224 | DHCP-142-224.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.225 | DHCP-142-225.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.226 | dhcp-142-226.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.227 | dhcp-142-227.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.228 | dhcp-142-228.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.230 | DHCP-142-230.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.231 | dhcp-142-231.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.232 | DHCP-142-232.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.233 | dhcp-142-233.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.234 | dhcp-142-234.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.235 | DHCP-142-235.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.236 | DHCP-142-236.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.237 | DHCP-142-237.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.238 | DHCP-142-238.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.239 | DHCP-142-239.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.240 | DHCP-142-240.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.241 | dhcp-142-241.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.242 | DHCP-142-242.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.243 | DHCP-142-243.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.244 | DHCP-142-244.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.245 | DHCP-142-245.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.251 | fluke-142.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.254 | default-142.caltech.edu | 2025-07-14 23:49:33 |
| 131.215.142.255 | broadcast-142.caltech.edu | 2025-07-14 23:49:33 |
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 |