L'indirizzo IP 81.45.100 è fornito da TELEFONICA_DE_ESPANA, che è di proprietà del CIDR (Classless Inter-Domain Routing) 81.45.0.0/16, IP tra 81.45.0.0 a 81.45.255.255 ). Il numero di sistema autonomo (ASN) è 3352.
| ASN | 3352 |
| IP inizia con | 81.45.0.0 |
| IP finale con | 81.45.255.255 |
| ASN Nome | TELEFONICA_DE_ESPANA |
| CDIR | 81.45.0.0/16 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 22/12/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | ES | Spain | - | Madrid | 40,4165 | -3,7026 | 2017-12-21 |
| MaxMind | ES | Spain | - | - | 40,4172 | -3,684 | 2017-12-21 |
| Whois | ES | - | - | - | -4 | 40 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.45.100.0 | 1361929216 | 0 |
| 81.45.100.1 | 1361929217 | 0 |
| 81.45.100.2 | 1361929218 | 0 |
| 81.45.100.3 | 1361929219 | 0 |
| 81.45.100.4 | 1361929220 | 0 |
| 81.45.100.5 | 1361929221 | 0 |
| 81.45.100.6 | 1361929222 | 0 |
| 81.45.100.7 | 1361929223 | 0 |
| 81.45.100.8 | 1361929224 | 0 |
| 81.45.100.9 | 1361929225 | 0 |
| 81.45.100.10 | 1361929226 | 0 |
| 81.45.100.11 | 1361929227 | 0 |
| 81.45.100.12 | 1361929228 | 0 |
| 81.45.100.13 | 1361929229 | 0 |
| 81.45.100.14 | 1361929230 | 0 |
| 81.45.100.15 | 1361929231 | 0 |
| 81.45.100.16 | 1361929232 | 0 |
| 81.45.100.17 | 1361929233 | 0 |
| 81.45.100.18 | 1361929234 | 0 |
| 81.45.100.19 | 1361929235 | 0 |
| 81.45.100.20 | 1361929236 | 0 |
| 81.45.100.21 | 1361929237 | 0 |
| 81.45.100.22 | 1361929238 | 0 |
| 81.45.100.23 | 1361929239 | 0 |
| 81.45.100.24 | 1361929240 | 0 |
| 81.45.100.25 | 1361929241 | 0 |
| 81.45.100.26 | 1361929242 | 0 |
| 81.45.100.27 | 1361929243 | 0 |
| 81.45.100.28 | 1361929244 | 0 |
| 81.45.100.29 | 1361929245 | 0 |
| 81.45.100.30 | 1361929246 | 0 |
| 81.45.100.31 | 1361929247 | 0 |
| 81.45.100.32 | 1361929248 | 0 |
| 81.45.100.33 | 1361929249 | 0 |
| 81.45.100.34 | 1361929250 | 0 |
| 81.45.100.35 | 1361929251 | 0 |
| 81.45.100.36 | 1361929252 | 0 |
| 81.45.100.37 | 1361929253 | 0 |
| 81.45.100.38 | 1361929254 | 0 |
| 81.45.100.39 | 1361929255 | 0 |
| 81.45.100.40 | 1361929256 | 0 |
| 81.45.100.41 | 1361929257 | 0 |
| 81.45.100.42 | 1361929258 | 0 |
| 81.45.100.43 | 1361929259 | 0 |
| 81.45.100.44 | 1361929260 | 0 |
| 81.45.100.45 | 1361929261 | 0 |
| 81.45.100.46 | 1361929262 | 0 |
| 81.45.100.47 | 1361929263 | 0 |
| 81.45.100.48 | 1361929264 | 0 |
| 81.45.100.49 | 1361929265 | 0 |
| 81.45.100.50 | 1361929266 | 0 |
| 81.45.100.51 | 1361929267 | 0 |
| 81.45.100.52 | 1361929268 | 0 |
| 81.45.100.53 | 1361929269 | 0 |
| 81.45.100.54 | 1361929270 | 0 |
| 81.45.100.55 | 1361929271 | 0 |
| 81.45.100.56 | 1361929272 | 0 |
| 81.45.100.57 | 1361929273 | 0 |
| 81.45.100.58 | 1361929274 | 0 |
| 81.45.100.59 | 1361929275 | 0 |
| 81.45.100.60 | 1361929276 | 0 |
| 81.45.100.61 | 1361929277 | 0 |
| 81.45.100.62 | 1361929278 | 0 |
| 81.45.100.63 | 1361929279 | 0 |
| 81.45.100.64 | 1361929280 | 0 |
| 81.45.100.65 | 1361929281 | 0 |
| 81.45.100.66 | 1361929282 | 0 |
| 81.45.100.67 | 1361929283 | 0 |
| 81.45.100.68 | 1361929284 | 0 |
| 81.45.100.69 | 1361929285 | 0 |
| 81.45.100.70 | 1361929286 | 0 |
| 81.45.100.71 | 1361929287 | 0 |
| 81.45.100.72 | 1361929288 | 0 |
| 81.45.100.73 | 1361929289 | 0 |
| 81.45.100.74 | 1361929290 | 0 |
| 81.45.100.75 | 1361929291 | 0 |
| 81.45.100.76 | 1361929292 | 0 |
| 81.45.100.77 | 1361929293 | 0 |
| 81.45.100.78 | 1361929294 | 0 |
| 81.45.100.79 | 1361929295 | 0 |
| 81.45.100.80 | 1361929296 | 0 |
| 81.45.100.81 | 1361929297 | 0 |
| 81.45.100.82 | 1361929298 | 0 |
| 81.45.100.83 | 1361929299 | 0 |
| 81.45.100.84 | 1361929300 | 0 |
| 81.45.100.85 | 1361929301 | 0 |