L'indirizzo IP 91.57.121 è fornito da Internet service provider operations, che è di proprietà del CIDR (Classless Inter-Domain Routing) 91.0.0.0/10, IP tra 91.0.0.0 a 91.63.255.255 ). Il numero di sistema autonomo (ASN) è 3320.
| ASN | 3320 |
| IP inizia con | 91.0.0.0 |
| IP finale con | 91.63.255.255 |
| ASN Nome | Internet service provider operations |
| CDIR | 91.0.0.0/10 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 11/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | DE | Germany | - | Halle (Saale) | 51,5 | 12 | 2017-07-11 |
| MaxMind | DE | Germany | - | - | 51,2993 | 9,491 | 2017-07-11 |
| Whois | DE | - | - | - | 10 | 51 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 91.57.121.0 | 1530493184 | 0 |
| 91.57.121.1 | 1530493185 | 0 |
| 91.57.121.2 | 1530493186 | 0 |
| 91.57.121.3 | 1530493187 | 0 |
| 91.57.121.4 | 1530493188 | 0 |
| 91.57.121.5 | 1530493189 | 0 |
| 91.57.121.6 | 1530493190 | 0 |
| 91.57.121.7 | 1530493191 | 0 |
| 91.57.121.8 | 1530493192 | 0 |
| 91.57.121.9 | 1530493193 | 0 |
| 91.57.121.10 | 1530493194 | 0 |
| 91.57.121.11 | 1530493195 | 0 |
| 91.57.121.12 | 1530493196 | 0 |
| 91.57.121.13 | 1530493197 | 0 |
| 91.57.121.14 | 1530493198 | 0 |
| 91.57.121.15 | 1530493199 | 0 |
| 91.57.121.16 | 1530493200 | 0 |
| 91.57.121.17 | 1530493201 | 0 |
| 91.57.121.18 | 1530493202 | 0 |
| 91.57.121.19 | 1530493203 | 0 |
| 91.57.121.20 | 1530493204 | 0 |
| 91.57.121.21 | 1530493205 | 0 |
| 91.57.121.22 | 1530493206 | 0 |
| 91.57.121.23 | 1530493207 | 0 |
| 91.57.121.24 | 1530493208 | 0 |
| 91.57.121.25 | 1530493209 | 0 |
| 91.57.121.26 | 1530493210 | 0 |
| 91.57.121.27 | 1530493211 | 0 |
| 91.57.121.28 | 1530493212 | 0 |
| 91.57.121.29 | 1530493213 | 0 |
| 91.57.121.30 | 1530493214 | 0 |
| 91.57.121.31 | 1530493215 | 0 |
| 91.57.121.32 | 1530493216 | 0 |
| 91.57.121.33 | 1530493217 | 0 |
| 91.57.121.34 | 1530493218 | 0 |
| 91.57.121.35 | 1530493219 | 0 |
| 91.57.121.36 | 1530493220 | 0 |
| 91.57.121.37 | 1530493221 | 0 |
| 91.57.121.38 | 1530493222 | 0 |
| 91.57.121.39 | 1530493223 | 0 |
| 91.57.121.40 | 1530493224 | 0 |
| 91.57.121.41 | 1530493225 | 0 |
| 91.57.121.42 | 1530493226 | 0 |
| 91.57.121.43 | 1530493227 | 0 |
| 91.57.121.44 | 1530493228 | 0 |
| 91.57.121.45 | 1530493229 | 0 |
| 91.57.121.46 | 1530493230 | 0 |
| 91.57.121.47 | 1530493231 | 0 |
| 91.57.121.48 | 1530493232 | 0 |
| 91.57.121.49 | 1530493233 | 0 |
| 91.57.121.50 | 1530493234 | 0 |
| 91.57.121.51 | 1530493235 | 0 |
| 91.57.121.52 | 1530493236 | 0 |
| 91.57.121.53 | 1530493237 | 0 |
| 91.57.121.54 | 1530493238 | 0 |
| 91.57.121.55 | 1530493239 | 0 |
| 91.57.121.56 | 1530493240 | 0 |
| 91.57.121.57 | 1530493241 | 0 |
| 91.57.121.58 | 1530493242 | 0 |
| 91.57.121.59 | 1530493243 | 0 |
| 91.57.121.60 | 1530493244 | 0 |
| 91.57.121.61 | 1530493245 | 0 |
| 91.57.121.62 | 1530493246 | 0 |
| 91.57.121.63 | 1530493247 | 0 |
| 91.57.121.64 | 1530493248 | 0 |
| 91.57.121.65 | 1530493249 | 0 |
| 91.57.121.66 | 1530493250 | 0 |
| 91.57.121.67 | 1530493251 | 0 |
| 91.57.121.68 | 1530493252 | 0 |
| 91.57.121.69 | 1530493253 | 0 |
| 91.57.121.70 | 1530493254 | 0 |
| 91.57.121.71 | 1530493255 | 0 |
| 91.57.121.72 | 1530493256 | 0 |
| 91.57.121.73 | 1530493257 | 0 |
| 91.57.121.74 | 1530493258 | 0 |
| 91.57.121.75 | 1530493259 | 0 |
| 91.57.121.76 | 1530493260 | 0 |
| 91.57.121.77 | 1530493261 | 0 |
| 91.57.121.78 | 1530493262 | 0 |
| 91.57.121.79 | 1530493263 | 0 |
| 91.57.121.80 | 1530493264 | 0 |
| 91.57.121.81 | 1530493265 | 0 |
| 91.57.121.82 | 1530493266 | 0 |
| 91.57.121.83 | 1530493267 | 0 |
| 91.57.121.84 | 1530493268 | 0 |
| 91.57.121.85 | 1530493269 | 0 |