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:155)
| IP | Host | DateTime |
|---|---|---|
| 131.215.57.0 | resnick-1.net.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.1 | static-57-1.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.2 | static-57-2.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.4 | static-57-4.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.96 | dhcp-57-96.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.97 | dhcp-57-97.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.98 | dhcp-57-98.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.99 | dhcp-57-99.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.100 | dhcp-57-100.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.101 | dhcp-57-101.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.102 | dhcp-57-102.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.103 | dhcp-57-103.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.104 | dhcp-57-104.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.105 | dhcp-57-105.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.106 | dhcp-57-106.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.107 | dhcp-57-107.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.108 | dhcp-57-108.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.109 | dhcp-57-109.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.110 | dhcp-57-110.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.111 | dhcp-57-111.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.112 | dhcp-57-112.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.113 | dhcp-57-113.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.114 | dhcp-57-114.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.115 | dhcp-57-115.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.116 | dhcp-57-116.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.117 | dhcp-57-117.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.118 | dhcp-57-118.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.119 | dhcp-57-119.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.120 | dhcp-57-120.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.121 | dhcp-57-121.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.122 | dhcp-57-122.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.123 | dhcp-57-123.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.124 | dhcp-57-124.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.125 | dhcp-57-125.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.126 | dhcp-57-126.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.127 | dhcp-57-127.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.128 | dhcp-57-128.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.129 | dhcp-57-129.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.130 | dhcp-57-130.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.131 | dhcp-57-131.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.132 | dhcp-57-132.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.133 | dhcp-57-133.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.134 | dhcp-57-134.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.135 | dhcp-57-135.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.136 | dhcp-57-136.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.137 | dhcp-57-137.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.138 | dhcp-57-138.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.139 | dhcp-57-139.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.141 | dhcp-57-141.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.142 | dhcp-57-142.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.143 | dhcp-57-143.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.144 | dhcp-57-144.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.145 | dhcp-57-145.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.146 | dhcp-57-146.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.147 | dhcp-57-147.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.148 | dhcp-57-148.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.149 | dhcp-57-149.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.150 | dhcp-57-150.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.151 | dhcp-57-151.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.152 | dhcp-57-152.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.153 | dhcp-57-153.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.154 | dhcp-57-154.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.155 | dhcp-57-155.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.156 | dhcp-57-156.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.157 | dhcp-57-157.caltech.edu | 2025-07-18 22:11:45 |
| 131.215.57.158 | dhcp-57-158.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.159 | dhcp-57-159.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.160 | dhcp-57-160.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.161 | dhcp-57-161.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.162 | dhcp-57-162.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.163 | dhcp-57-163.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.164 | dhcp-57-164.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.165 | dhcp-57-165.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.166 | dhcp-57-166.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.167 | dhcp-57-167.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.168 | dhcp-57-168.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.169 | dhcp-57-169.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.170 | dhcp-57-170.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.171 | dhcp-57-171.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.172 | dhcp-57-172.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.173 | dhcp-57-173.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.174 | dhcp-57-174.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.175 | dhcp-57-175.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.176 | dhcp-57-176.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.177 | dhcp-57-177.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.178 | dhcp-57-178.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.179 | dhcp-57-179.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.180 | dhcp-57-180.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.181 | dhcp-57-181.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.182 | dhcp-57-182.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.183 | dhcp-57-183.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.184 | dhcp-57-184.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.185 | dhcp-57-185.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.186 | dhcp-57-186.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.187 | dhcp-57-187.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.188 | dhcp-57-188.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.189 | dhcp-57-189.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.190 | dhcp-57-190.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.191 | dhcp-57-191.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.192 | dhcp-57-192.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.193 | dhcp-57-193.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.194 | dhcp-57-194.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.195 | dhcp-57-195.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.196 | dhcp-57-196.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.197 | dhcp-57-197.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.198 | dhcp-57-198.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.200 | dhcp-57-200.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.201 | dhcp-57-201.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.202 | dhcp-57-202.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.203 | dhcp-57-203.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.204 | dhcp-57-204.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.205 | dhcp-57-205.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.206 | dhcp-57-206.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.207 | dhcp-57-207.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.208 | dhcp-57-208.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.209 | dhcp-57-209.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.210 | dhcp-57-210.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.211 | dhcp-57-211.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.212 | dhcp-57-212.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.213 | dhcp-57-213.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.214 | dhcp-57-214.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.215 | dhcp-57-215.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.216 | dhcp-57-216.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.217 | dhcp-57-217.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.218 | dhcp-57-218.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.219 | dhcp-57-219.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.220 | dhcp-57-220.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.221 | dhcp-57-221.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.222 | dhcp-57-222.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.223 | dhcp-57-223.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.224 | dhcp-57-224.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.225 | dhcp-57-225.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.226 | dhcp-57-226.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.227 | dhcp-57-227.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.228 | dhcp-57-228.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.229 | dhcp-57-229.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.230 | dhcp-57-230.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.231 | dhcp-57-231.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.232 | dhcp-57-232.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.233 | dhcp-57-233.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.234 | dhcp-57-234.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.235 | dhcp-57-235.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.236 | dhcp-57-236.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.237 | dhcp-57-237.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.238 | dhcp-57-238.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.239 | dhcp-57-239.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.240 | dhcp-57-240.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.241 | dhcp-57-241.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.242 | dhcp-57-242.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.243 | dhcp-57-243.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.244 | dhcp-57-244.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.245 | dhcp-57-245.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.251 | fluke-57.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.254 | default-57.caltech.edu | 2025-07-14 23:47:51 |
| 131.215.57.255 | broadcast-57.caltech.edu | 2025-07-14 23:47:51 |
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 |