Les adresses IP débutant par 40.72.12 sont fournies par Microsoft Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 40.64.0.0/10, le bloc IP comprant les adresses de 40.64.0.0 à 40.127.255.255). Le numéro de système autonome (ASN) est 8075.
| ASN | 8075 |
| IP commençant par | 40.64.0.0 |
| IP se terminant par | 40.127.255.255 |
| Nom ASN | Microsoft Corporation |
| CDIR | 40.64.0.0/10 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 26/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | China | - | Beijing | 39,9075 | 116,3972 | 2017-09-25 |
| MaxMind | CN | Chine | - | Beijing | 39,9289 | 116,3883 | 2017-09-25 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 40.72.12.0 | 675810304 | 0 |
| 40.72.12.1 | 675810305 | 0 |
| 40.72.12.2 | 675810306 | 0 |
| 40.72.12.3 | 675810307 | 0 |
| 40.72.12.4 | 675810308 | 0 |
| 40.72.12.5 | 675810309 | 0 |
| 40.72.12.6 | 675810310 | 0 |
| 40.72.12.7 | 675810311 | 0 |
| 40.72.12.8 | 675810312 | 0 |
| 40.72.12.9 | 675810313 | 0 |
| 40.72.12.10 | 675810314 | 0 |
| 40.72.12.11 | 675810315 | 0 |
| 40.72.12.12 | 675810316 | 0 |
| 40.72.12.13 | 675810317 | 0 |
| 40.72.12.14 | 675810318 | 0 |
| 40.72.12.15 | 675810319 | 0 |
| 40.72.12.16 | 675810320 | 0 |
| 40.72.12.17 | 675810321 | 0 |
| 40.72.12.18 | 675810322 | 0 |
| 40.72.12.19 | 675810323 | 0 |
| 40.72.12.20 | 675810324 | 0 |
| 40.72.12.21 | 675810325 | 0 |
| 40.72.12.22 | 675810326 | 0 |
| 40.72.12.23 | 675810327 | 0 |
| 40.72.12.24 | 675810328 | 0 |
| 40.72.12.25 | 675810329 | 0 |
| 40.72.12.26 | 675810330 | 0 |
| 40.72.12.27 | 675810331 | 0 |
| 40.72.12.28 | 675810332 | 0 |
| 40.72.12.29 | 675810333 | 0 |
| 40.72.12.30 | 675810334 | 0 |
| 40.72.12.31 | 675810335 | 0 |
| 40.72.12.32 | 675810336 | 0 |
| 40.72.12.33 | 675810337 | 0 |
| 40.72.12.34 | 675810338 | 0 |
| 40.72.12.35 | 675810339 | 0 |
| 40.72.12.36 | 675810340 | 0 |
| 40.72.12.37 | 675810341 | 0 |
| 40.72.12.38 | 675810342 | 0 |
| 40.72.12.39 | 675810343 | 0 |
| 40.72.12.40 | 675810344 | 0 |
| 40.72.12.41 | 675810345 | 0 |
| 40.72.12.42 | 675810346 | 0 |
| 40.72.12.43 | 675810347 | 0 |
| 40.72.12.44 | 675810348 | 0 |
| 40.72.12.45 | 675810349 | 0 |
| 40.72.12.46 | 675810350 | 0 |
| 40.72.12.47 | 675810351 | 0 |
| 40.72.12.48 | 675810352 | 0 |
| 40.72.12.49 | 675810353 | 0 |
| 40.72.12.50 | 675810354 | 0 |
| 40.72.12.51 | 675810355 | 0 |
| 40.72.12.52 | 675810356 | 0 |
| 40.72.12.53 | 675810357 | 0 |
| 40.72.12.54 | 675810358 | 0 |
| 40.72.12.55 | 675810359 | 0 |
| 40.72.12.56 | 675810360 | 0 |
| 40.72.12.57 | 675810361 | 0 |
| 40.72.12.58 | 675810362 | 0 |
| 40.72.12.59 | 675810363 | 0 |
| 40.72.12.60 | 675810364 | 0 |
| 40.72.12.61 | 675810365 | 0 |
| 40.72.12.62 | 675810366 | 0 |
| 40.72.12.63 | 675810367 | 0 |
| 40.72.12.64 | 675810368 | 0 |
| 40.72.12.65 | 675810369 | 0 |
| 40.72.12.66 | 675810370 | 0 |
| 40.72.12.67 | 675810371 | 0 |
| 40.72.12.68 | 675810372 | 0 |
| 40.72.12.69 | 675810373 | 0 |
| 40.72.12.70 | 675810374 | 0 |
| 40.72.12.71 | 675810375 | 0 |
| 40.72.12.72 | 675810376 | 0 |
| 40.72.12.73 | 675810377 | 0 |
| 40.72.12.74 | 675810378 | 0 |
| 40.72.12.75 | 675810379 | 0 |
| 40.72.12.76 | 675810380 | 0 |
| 40.72.12.77 | 675810381 | 0 |
| 40.72.12.78 | 675810382 | 0 |
| 40.72.12.79 | 675810383 | 0 |
| 40.72.12.80 | 675810384 | 0 |
| 40.72.12.81 | 675810385 | 0 |
| 40.72.12.82 | 675810386 | 0 |
| 40.72.12.83 | 675810387 | 0 |
| 40.72.12.84 | 675810388 | 0 |
| 40.72.12.85 | 675810389 | 0 |