La dirección IP 81.21.123 es proporcionada por , que es propiedad de la CIDR (Classless Inter-Domain Routing) 81.21.112.0/20, IP entre 81.21.112.0 a 81.21.127.255 ). El número de sistema autónomo (ASN) es 35370.
| ASN | 35370 |
| IP que comienzan con | 81.21.112.0 |
| IP que termina con | 81.21.127.255 |
| ASN Nombre | |
| CDIR | 81.21.112.0/20 |
| IP numérica | |
| Registe | ripencc |
| Última actualización | 30/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | AT | Austria | - | Ganz | 47,6 | 15,6833 | 2017-07-29 |
| MaxMind | AT | Austria | - | Muerzzuschlag | 47,6 | 15,6833 | 2017-07-29 |
| Whois | AT | - | - | - | 15 | 48 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.21.123.0 | 1360362240 | 0 |
| 81.21.123.1 | 1360362241 | 0 |
| 81.21.123.2 | 1360362242 | 0 |
| 81.21.123.3 | 1360362243 | 0 |
| 81.21.123.4 | 1360362244 | 0 |
| 81.21.123.5 | 1360362245 | 0 |
| 81.21.123.6 | 1360362246 | 0 |
| 81.21.123.7 | 1360362247 | 0 |
| 81.21.123.8 | 1360362248 | 0 |
| 81.21.123.9 | 1360362249 | 0 |
| 81.21.123.10 | 1360362250 | 0 |
| 81.21.123.11 | 1360362251 | 0 |
| 81.21.123.12 | 1360362252 | 0 |
| 81.21.123.13 | 1360362253 | 0 |
| 81.21.123.14 | 1360362254 | 0 |
| 81.21.123.15 | 1360362255 | 0 |
| 81.21.123.16 | 1360362256 | 0 |
| 81.21.123.17 | 1360362257 | 0 |
| 81.21.123.18 | 1360362258 | 0 |
| 81.21.123.19 | 1360362259 | 0 |
| 81.21.123.20 | 1360362260 | 0 |
| 81.21.123.21 | 1360362261 | 0 |
| 81.21.123.22 | 1360362262 | 0 |
| 81.21.123.23 | 1360362263 | 0 |
| 81.21.123.24 | 1360362264 | 0 |
| 81.21.123.25 | 1360362265 | 0 |
| 81.21.123.26 | 1360362266 | 0 |
| 81.21.123.27 | 1360362267 | 0 |
| 81.21.123.28 | 1360362268 | 0 |
| 81.21.123.29 | 1360362269 | 0 |
| 81.21.123.30 | 1360362270 | 0 |
| 81.21.123.31 | 1360362271 | 0 |
| 81.21.123.32 | 1360362272 | 0 |
| 81.21.123.33 | 1360362273 | 0 |
| 81.21.123.34 | 1360362274 | 0 |
| 81.21.123.35 | 1360362275 | 0 |
| 81.21.123.36 | 1360362276 | 0 |
| 81.21.123.37 | 1360362277 | 0 |
| 81.21.123.38 | 1360362278 | 0 |
| 81.21.123.39 | 1360362279 | 0 |
| 81.21.123.40 | 1360362280 | 0 |
| 81.21.123.41 | 1360362281 | 0 |
| 81.21.123.42 | 1360362282 | 0 |
| 81.21.123.43 | 1360362283 | 0 |
| 81.21.123.44 | 1360362284 | 0 |
| 81.21.123.45 | 1360362285 | 0 |
| 81.21.123.46 | 1360362286 | 0 |
| 81.21.123.47 | 1360362287 | 0 |
| 81.21.123.48 | 1360362288 | 0 |
| 81.21.123.49 | 1360362289 | 0 |
| 81.21.123.50 | 1360362290 | 0 |
| 81.21.123.51 | 1360362291 | 0 |
| 81.21.123.52 | 1360362292 | 0 |
| 81.21.123.53 | 1360362293 | 0 |
| 81.21.123.54 | 1360362294 | 0 |
| 81.21.123.55 | 1360362295 | 0 |
| 81.21.123.56 | 1360362296 | 0 |
| 81.21.123.57 | 1360362297 | 0 |
| 81.21.123.58 | 1360362298 | 0 |
| 81.21.123.59 | 1360362299 | 0 |
| 81.21.123.60 | 1360362300 | 0 |
| 81.21.123.61 | 1360362301 | 0 |
| 81.21.123.62 | 1360362302 | 0 |
| 81.21.123.63 | 1360362303 | 0 |
| 81.21.123.64 | 1360362304 | 0 |
| 81.21.123.65 | 1360362305 | 0 |
| 81.21.123.66 | 1360362306 | 0 |
| 81.21.123.67 | 1360362307 | 0 |
| 81.21.123.68 | 1360362308 | 0 |
| 81.21.123.69 | 1360362309 | 0 |
| 81.21.123.70 | 1360362310 | 0 |
| 81.21.123.71 | 1360362311 | 0 |
| 81.21.123.72 | 1360362312 | 0 |
| 81.21.123.73 | 1360362313 | 0 |
| 81.21.123.74 | 1360362314 | 0 |
| 81.21.123.75 | 1360362315 | 0 |
| 81.21.123.76 | 1360362316 | 0 |
| 81.21.123.77 | 1360362317 | 0 |
| 81.21.123.78 | 1360362318 | 0 |
| 81.21.123.79 | 1360362319 | 0 |
| 81.21.123.80 | 1360362320 | 0 |
| 81.21.123.81 | 1360362321 | 0 |
| 81.21.123.82 | 1360362322 | 0 |
| 81.21.123.83 | 1360362323 | 0 |
| 81.21.123.84 | 1360362324 | 0 |
| 81.21.123.85 | 1360362325 | 0 |