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:162)
| IP | Host | DateTime |
|---|---|---|
| 131.215.172.0 | venerable.net.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.1 | desert.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.4 | tundra.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.5 | that.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.15 | typhoid.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.21 | static-172-21.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.22 | static-172-22.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.38 | security-172-38.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.96 | dhcp-172-96.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.97 | dhcp-172-97.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.98 | dhcp-172-98.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.99 | dhcp-172-99.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.100 | dhcp-172-100.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.101 | dhcp-172-101.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.102 | dhcp-172-102.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.103 | dhcp-172-103.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.104 | dhcp-172-104.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.105 | dhcp-172-105.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.106 | dhcp-172-106.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.107 | dhcp-172-107.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.108 | dhcp-172-108.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.109 | dhcp-172-109.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.110 | dhcp-172-110.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.111 | dhcp-172-111.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.112 | dhcp-172-112.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.113 | dhcp-172-113.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.114 | dhcp-172-114.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.115 | dhcp-172-115.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.116 | dhcp-172-116.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.117 | dhcp-172-117.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.118 | dhcp-172-118.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.119 | dhcp-172-119.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.120 | dhcp-172-120.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.121 | dhcp-172-121.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.122 | dhcp-172-122.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.123 | dhcp-172-123.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.124 | dhcp-172-124.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.125 | dhcp-172-125.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.126 | dhcp-172-126.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.127 | dhcp-172-127.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.128 | dhcp-172-128.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.129 | dhcp-172-129.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.130 | dhcp-172-130.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.131 | dhcp-172-131.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.132 | dhcp-172-132.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.133 | dhcp-172-133.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.134 | dhcp-172-134.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.135 | dhcp-172-135.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.136 | dhcp-172-136.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.137 | dhcp-172-137.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.138 | dhcp-172-138.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.139 | dhcp-172-139.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.140 | dhcp-172-140.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.141 | dhcp-172-141.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.142 | dhcp-172-142.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.143 | dhcp-172-143.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.144 | dhcp-172-144.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.145 | dhcp-172-145.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.146 | dhcp-172-146.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.147 | dhcp-172-147.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.148 | dhcp-172-148.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.149 | dhcp-172-149.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.150 | dhcp-172-150.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.151 | dhcp-172-151.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.152 | dhcp-172-152.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.153 | dhcp-172-153.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.154 | dhcp-172-154.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.155 | dhcp-172-155.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.156 | dhcp-172-156.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.157 | dhcp-172-157.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.158 | dhcp-172-158.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.159 | dhcp-172-159.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.160 | dhcp-172-160.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.161 | dhcp-172-161.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.162 | dhcp-172-162.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.163 | dhcp-172-163.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.164 | dhcp-172-164.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.165 | dhcp-172-165.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.166 | dhcp-172-166.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.167 | dhcp-172-167.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.168 | dhcp-172-168.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.169 | dhcp-172-169.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.170 | dhcp-172-170.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.171 | dhcp-172-171.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.172 | dhcp-172-172.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.173 | dhcp-172-173.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.174 | dhcp-172-174.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.175 | dhcp-172-175.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.176 | dhcp-172-176.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.177 | dhcp-172-177.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.178 | dhcp-172-178.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.179 | dhcp-172-179.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.180 | dhcp-172-180.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.181 | dhcp-172-181.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.182 | dhcp-172-182.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.183 | dhcp-172-183.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.184 | dhcp-172-184.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.185 | dhcp-172-185.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.186 | dhcp-172-186.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.187 | dhcp-172-187.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.188 | dhcp-172-188.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.189 | dhcp-172-189.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.190 | dhcp-172-190.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.191 | dhcp-172-191.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.192 | dhcp-172-192.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.193 | dhcp-172-193.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.194 | dhcp-172-194.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.195 | dhcp-172-195.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.196 | dhcp-172-196.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.197 | dhcp-172-197.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.198 | dhcp-172-198.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.199 | dhcp-172-199.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.200 | dhcp-172-200.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.201 | dhcp-172-201.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.202 | dhcp-172-202.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.203 | dhcp-172-203.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.204 | dhcp-172-204.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.205 | dhcp-172-205.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.206 | dhcp-172-206.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.207 | dhcp-172-207.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.208 | dhcp-172-208.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.209 | dhcp-172-209.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.210 | dhcp-172-210.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.211 | dhcp-172-211.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.212 | dhcp-172-212.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.213 | dhcp-172-213.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.214 | dhcp-172-214.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.215 | dhcp-172-215.caltech.edu | 2025-07-14 23:50:13 |
| 131.215.172.216 | dhcp-172-216.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.217 | dhcp-172-217.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.218 | dhcp-172-218.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.219 | dhcp-172-219.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.220 | dhcp-172-220.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.221 | dhcp-172-221.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.222 | dhcp-172-222.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.223 | dhcp-172-223.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.224 | dhcp-172-224.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.225 | dhcp-172-225.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.226 | dhcp-172-226.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.227 | dhcp-172-227.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.228 | dhcp-172-228.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.229 | dhcp-172-229.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.230 | dhcp-172-230.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.231 | dhcp-172-231.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.232 | dhcp-172-232.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.233 | dhcp-172-233.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.234 | dhcp-172-234.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.235 | dhcp-172-235.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.236 | dhcp-172-236.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.237 | dhcp-172-237.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.238 | dhcp-172-238.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.239 | dhcp-172-239.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.240 | dhcp-172-240.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.241 | dhcp-172-241.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.242 | dhcp-172-242.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.243 | dhcp-172-243.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.244 | dhcp-172-244.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.245 | dhcp-172-245.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.251 | fluke-172.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.253 | sac-rsw-172.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.254 | default-172.caltech.edu | 2025-07-20 10:41:53 |
| 131.215.172.255 | broadcast-172.caltech.edu | 2025-07-20 10:41:53 |
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 |