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:69)
| IP | Host | DateTime |
|---|---|---|
| 131.215.5.10 | dhcp-5-10.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.11 | dhcp-5-11.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.12 | dhcp-5-12.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.13 | dhcp-5-13.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.14 | dhcp-5-14.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.15 | dhcp-5-15.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.16 | dhcp-5-16.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.17 | dhcp-5-17.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.18 | dhcp-5-18.caltech.edu | 2025-07-14 03:02:23 |
| 131.215.5.19 | dhcp-5-19.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.60 | smudd-core-svc-304.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.61 | booth-core-svc-304.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.68 | smudd-core-svc-302.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.69 | booth-core-svc-302.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.73 | hep-cacr-207.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.78 | booth-core-svc-301.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.86 | booth-core-svc-580.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.117 | booth-core-svc-300.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.129 | mc-booth1.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.130 | mc-booth1-ha.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.131 | mc-booth2.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.132 | mc-booth2-ha.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.133 | mc-sfl1.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.134 | mc-sfl1-ha.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.135 | mc-sfl2.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.136 | mc-sfl2-ha.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.139 | aruba-master.caltech.edu secure-wireless.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.140 | smudd-core-svc-315.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.141 | booth-core-svc-315.caltech.edu | 2025-07-14 03:02:23 |
| 131.215.5.142 | vlan315-ha.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.193 | osdfcache.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.194 | emfollow.ligo.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.195 | ldas-nat.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.196 | dcs-nat-lowlatency.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.197 | ldas-pcdev12.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.198 | sshproxy1.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.199 | sshproxy2.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.200 | condor-f5.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.201 | dcs-squid.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.202 | ldas-nat-osdf.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.203 | ldas-nat-test2.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.204 | ldas-osg3.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.205 | ldas-pcdev1.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.206 | origin-readtest.ligo.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.207 | origin-writetest.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.208 | emfollow-test.ligo.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.209 | envoy.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.210 | lowlatency1.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.211 | emfollow-dev.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.212 | emfollow-meg.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.213 | emfollow-playground.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.214 | grafana.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.215 | ldas-gridmon.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.216 | ldas-vsmarchive.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.217 | origin.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.218 | origin-ifo.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.219 | origin-shared.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.220 | origin-staging.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.221 | cvmfs-software.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.222 | mma-envoy.ligo.caltech.edu | 2025-07-09 13:55:27 |
| 131.215.5.223 | dcs-admin.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.224 | dcs-vpn.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.225 | ldas-osg.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.226 | ldas-osg2.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.227 | login1.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.228 | login2.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.229 | login3.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.230 | login4.ligo.caltech.edu | 2025-07-14 23:46:54 |
| 131.215.5.231 | login5.ligo.caltech.edu | 2025-07-14 23:46:54 |
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 |