La dirección IP 51.72.81 es proporcionada por Microsoft Corporation, que es propiedad de la CIDR (Classless Inter-Domain Routing) 51.103.0.0/16, IP entre 51.103.0.0 a 51.103.255.255 ). El número de sistema autónomo (ASN) es 8075.
| ASN | 8075 |
| IP que comienzan con | 51.103.0.0 |
| IP que termina con | 51.103.255.255 |
| ASN Nombre | Microsoft Corporation |
| CDIR | 51.103.0.0/16 |
| IP numérica | |
| Registe | ripencc |
| Última actualización | 13/03/2019 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | GB | Reino Unido | - | London | 51,5085 | -0,1257 | 2019-03-13 |
| MaxMind | GB | Reino Unido | - | - | 51,4964 | -0,1224 | 2019-03-13 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 51.72.81.0 | 860377344 | 0 |
| 51.72.81.1 | 860377345 | 0 |
| 51.72.81.2 | 860377346 | 0 |
| 51.72.81.3 | 860377347 | 0 |
| 51.72.81.4 | 860377348 | 0 |
| 51.72.81.5 | 860377349 | 0 |
| 51.72.81.6 | 860377350 | 0 |
| 51.72.81.7 | 860377351 | 0 |
| 51.72.81.8 | 860377352 | 0 |
| 51.72.81.9 | 860377353 | 0 |
| 51.72.81.10 | 860377354 | 0 |
| 51.72.81.11 | 860377355 | 0 |
| 51.72.81.12 | 860377356 | 0 |
| 51.72.81.13 | 860377357 | 0 |
| 51.72.81.14 | 860377358 | 0 |
| 51.72.81.15 | 860377359 | 0 |
| 51.72.81.16 | 860377360 | 0 |
| 51.72.81.17 | 860377361 | 0 |
| 51.72.81.18 | 860377362 | 0 |
| 51.72.81.19 | 860377363 | 0 |
| 51.72.81.20 | 860377364 | 0 |
| 51.72.81.21 | 860377365 | 0 |
| 51.72.81.22 | 860377366 | 0 |
| 51.72.81.23 | 860377367 | 0 |
| 51.72.81.24 | 860377368 | 0 |
| 51.72.81.25 | 860377369 | 0 |
| 51.72.81.26 | 860377370 | 0 |
| 51.72.81.27 | 860377371 | 0 |
| 51.72.81.28 | 860377372 | 0 |
| 51.72.81.29 | 860377373 | 0 |
| 51.72.81.30 | 860377374 | 0 |
| 51.72.81.31 | 860377375 | 0 |
| 51.72.81.32 | 860377376 | 0 |
| 51.72.81.33 | 860377377 | 0 |
| 51.72.81.34 | 860377378 | 0 |
| 51.72.81.35 | 860377379 | 0 |
| 51.72.81.36 | 860377380 | 0 |
| 51.72.81.37 | 860377381 | 0 |
| 51.72.81.38 | 860377382 | 0 |
| 51.72.81.39 | 860377383 | 0 |
| 51.72.81.40 | 860377384 | 0 |
| 51.72.81.41 | 860377385 | 0 |
| 51.72.81.42 | 860377386 | 0 |
| 51.72.81.43 | 860377387 | 0 |
| 51.72.81.44 | 860377388 | 0 |
| 51.72.81.45 | 860377389 | 0 |
| 51.72.81.46 | 860377390 | 0 |
| 51.72.81.47 | 860377391 | 0 |
| 51.72.81.48 | 860377392 | 0 |
| 51.72.81.49 | 860377393 | 0 |
| 51.72.81.50 | 860377394 | 0 |
| 51.72.81.51 | 860377395 | 0 |
| 51.72.81.52 | 860377396 | 0 |
| 51.72.81.53 | 860377397 | 0 |
| 51.72.81.54 | 860377398 | 0 |
| 51.72.81.55 | 860377399 | 0 |
| 51.72.81.56 | 860377400 | 0 |
| 51.72.81.57 | 860377401 | 0 |
| 51.72.81.58 | 860377402 | 0 |
| 51.72.81.59 | 860377403 | 0 |
| 51.72.81.60 | 860377404 | 0 |
| 51.72.81.61 | 860377405 | 0 |
| 51.72.81.62 | 860377406 | 0 |
| 51.72.81.63 | 860377407 | 0 |
| 51.72.81.64 | 860377408 | 0 |
| 51.72.81.65 | 860377409 | 0 |
| 51.72.81.66 | 860377410 | 0 |
| 51.72.81.67 | 860377411 | 0 |
| 51.72.81.68 | 860377412 | 0 |
| 51.72.81.69 | 860377413 | 0 |
| 51.72.81.70 | 860377414 | 0 |
| 51.72.81.71 | 860377415 | 0 |
| 51.72.81.72 | 860377416 | 0 |
| 51.72.81.73 | 860377417 | 0 |
| 51.72.81.74 | 860377418 | 0 |
| 51.72.81.75 | 860377419 | 0 |
| 51.72.81.76 | 860377420 | 0 |
| 51.72.81.77 | 860377421 | 0 |
| 51.72.81.78 | 860377422 | 0 |
| 51.72.81.79 | 860377423 | 0 |
| 51.72.81.80 | 860377424 | 0 |
| 51.72.81.81 | 860377425 | 0 |
| 51.72.81.82 | 860377426 | 0 |
| 51.72.81.83 | 860377427 | 0 |
| 51.72.81.84 | 860377428 | 0 |
| 51.72.81.85 | 860377429 | 0 |