L'indirizzo IP 131.215.2 è fornito da California Institute of Technology, che è di proprietà del CIDR (Classless Inter-Domain Routing) 131.215.0.0/16, IP tra 131.215.0.0 a 131.215.255.255 ). Il numero di sistema autonomo (ASN) è 31.
| ASN | 31 |
| IP inizia con | 131.215.0.0 |
| IP finale con | 131.215.255.255 |
| ASN Nome | California Institute of Technology |
| CDIR | 131.215.0.0/16 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 19/08/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Pasadena | 34,1359 | -118,1237 | 2017-08-19 |
| MaxMind | US | United States | - | Pasadena | 33,7866 | -118,2987 | 2017-08-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | US | - | - | - | 34,1398 | -118,1267 | 2017-08-18 |
| IP | Numerical IP | DNS |
| 131.215.2.0 | 2211906048 | 0 |
| 131.215.2.1 | 2211906049 | 0 |
| 131.215.2.2 | 2211906050 | 0 |
| 131.215.2.3 | 2211906051 | 0 |
| 131.215.2.4 | 2211906052 | 0 |
| 131.215.2.5 | 2211906053 | 0 |
| 131.215.2.6 | 2211906054 | 0 |
| 131.215.2.7 | 2211906055 | 0 |
| 131.215.2.8 | 2211906056 | 0 |
| 131.215.2.9 | 2211906057 | 0 |
| 131.215.2.10 | 2211906058 | 0 |
| 131.215.2.11 | 2211906059 | 0 |
| 131.215.2.12 | 2211906060 | 0 |
| 131.215.2.13 | 2211906061 | 0 |
| 131.215.2.14 | 2211906062 | 0 |
| 131.215.2.15 | 2211906063 | 0 |
| 131.215.2.16 | 2211906064 | 0 |
| 131.215.2.17 | 2211906065 | 0 |
| 131.215.2.18 | 2211906066 | 0 |
| 131.215.2.19 | 2211906067 | 0 |
| 131.215.2.20 | 2211906068 | 0 |
| 131.215.2.21 | 2211906069 | 0 |
| 131.215.2.22 | 2211906070 | 0 |
| 131.215.2.23 | 2211906071 | 0 |
| 131.215.2.24 | 2211906072 | 0 |
| 131.215.2.25 | 2211906073 | 0 |
| 131.215.2.26 | 2211906074 | 0 |
| 131.215.2.27 | 2211906075 | 0 |
| 131.215.2.28 | 2211906076 | 0 |
| 131.215.2.29 | 2211906077 | 0 |
| 131.215.2.30 | 2211906078 | 0 |
| 131.215.2.31 | 2211906079 | 0 |
| 131.215.2.32 | 2211906080 | 0 |
| 131.215.2.33 | 2211906081 | 0 |
| 131.215.2.34 | 2211906082 | 0 |
| 131.215.2.35 | 2211906083 | 0 |
| 131.215.2.36 | 2211906084 | 0 |
| 131.215.2.37 | 2211906085 | 0 |
| 131.215.2.38 | 2211906086 | 0 |
| 131.215.2.39 | 2211906087 | 0 |
| 131.215.2.40 | 2211906088 | 0 |
| 131.215.2.41 | 2211906089 | 0 |
| 131.215.2.42 | 2211906090 | 0 |
| 131.215.2.43 | 2211906091 | 0 |
| 131.215.2.44 | 2211906092 | 0 |
| 131.215.2.45 | 2211906093 | 0 |
| 131.215.2.46 | 2211906094 | 0 |
| 131.215.2.47 | 2211906095 | 0 |
| 131.215.2.48 | 2211906096 | 0 |
| 131.215.2.49 | 2211906097 | 0 |
| 131.215.2.50 | 2211906098 | 0 |
| 131.215.2.51 | 2211906099 | 0 |
| 131.215.2.52 | 2211906100 | 0 |
| 131.215.2.53 | 2211906101 | 0 |
| 131.215.2.54 | 2211906102 | 0 |
| 131.215.2.55 | 2211906103 | 0 |
| 131.215.2.56 | 2211906104 | 0 |
| 131.215.2.57 | 2211906105 | 0 |
| 131.215.2.58 | 2211906106 | 0 |
| 131.215.2.59 | 2211906107 | 0 |
| 131.215.2.60 | 2211906108 | 0 |
| 131.215.2.61 | 2211906109 | 0 |
| 131.215.2.62 | 2211906110 | 0 |
| 131.215.2.63 | 2211906111 | 0 |
| 131.215.2.64 | 2211906112 | 0 |
| 131.215.2.65 | 2211906113 | 0 |
| 131.215.2.66 | 2211906114 | 0 |
| 131.215.2.67 | 2211906115 | 0 |
| 131.215.2.68 | 2211906116 | 0 |
| 131.215.2.69 | 2211906117 | 0 |
| 131.215.2.70 | 2211906118 | 0 |
| 131.215.2.71 | 2211906119 | 0 |
| 131.215.2.72 | 2211906120 | 0 |
| 131.215.2.73 | 2211906121 | 0 |
| 131.215.2.74 | 2211906122 | 0 |
| 131.215.2.75 | 2211906123 | 0 |
| 131.215.2.76 | 2211906124 | 0 |
| 131.215.2.77 | 2211906125 | 0 |
| 131.215.2.78 | 2211906126 | 0 |
| 131.215.2.79 | 2211906127 | 0 |
| 131.215.2.80 | 2211906128 | 0 |
| 131.215.2.81 | 2211906129 | 0 |
| 131.215.2.82 | 2211906130 | 0 |
| 131.215.2.83 | 2211906131 | 0 |
| 131.215.2.84 | 2211906132 | 0 |
| 131.215.2.85 | 2211906133 | 0 |