L'indirizzo IP 172.28.16 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP tra 172.0.0.0 a 172.15.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 172.0.0.0 |
| IP finale con | 172.15.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 05/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | - | - | - | - | 0 | 0 | 2017-07-03 |
| MaxMind | US | United States | - | Valencia | 34,418 | -118,5662 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.28.16.0 | 2887520256 | 0 |
| 172.28.16.1 | 2887520257 | 0 |
| 172.28.16.2 | 2887520258 | 0 |
| 172.28.16.3 | 2887520259 | 0 |
| 172.28.16.4 | 2887520260 | 0 |
| 172.28.16.5 | 2887520261 | 0 |
| 172.28.16.6 | 2887520262 | 0 |
| 172.28.16.7 | 2887520263 | 0 |
| 172.28.16.8 | 2887520264 | 0 |
| 172.28.16.9 | 2887520265 | 0 |
| 172.28.16.10 | 2887520266 | 0 |
| 172.28.16.11 | 2887520267 | 0 |
| 172.28.16.12 | 2887520268 | 0 |
| 172.28.16.13 | 2887520269 | 0 |
| 172.28.16.14 | 2887520270 | 0 |
| 172.28.16.15 | 2887520271 | 0 |
| 172.28.16.16 | 2887520272 | 0 |
| 172.28.16.17 | 2887520273 | 0 |
| 172.28.16.18 | 2887520274 | 0 |
| 172.28.16.19 | 2887520275 | 0 |
| 172.28.16.20 | 2887520276 | 0 |
| 172.28.16.21 | 2887520277 | 0 |
| 172.28.16.22 | 2887520278 | 0 |
| 172.28.16.23 | 2887520279 | 0 |
| 172.28.16.24 | 2887520280 | 0 |
| 172.28.16.25 | 2887520281 | 0 |
| 172.28.16.26 | 2887520282 | 0 |
| 172.28.16.27 | 2887520283 | 0 |
| 172.28.16.28 | 2887520284 | 0 |
| 172.28.16.29 | 2887520285 | 0 |
| 172.28.16.30 | 2887520286 | 0 |
| 172.28.16.31 | 2887520287 | 0 |
| 172.28.16.32 | 2887520288 | 0 |
| 172.28.16.33 | 2887520289 | 0 |
| 172.28.16.34 | 2887520290 | 0 |
| 172.28.16.35 | 2887520291 | 0 |
| 172.28.16.36 | 2887520292 | 0 |
| 172.28.16.37 | 2887520293 | 0 |
| 172.28.16.38 | 2887520294 | 0 |
| 172.28.16.39 | 2887520295 | 0 |
| 172.28.16.40 | 2887520296 | 0 |
| 172.28.16.41 | 2887520297 | 0 |
| 172.28.16.42 | 2887520298 | 0 |
| 172.28.16.43 | 2887520299 | 0 |
| 172.28.16.44 | 2887520300 | 0 |
| 172.28.16.45 | 2887520301 | 0 |
| 172.28.16.46 | 2887520302 | 0 |
| 172.28.16.47 | 2887520303 | 0 |
| 172.28.16.48 | 2887520304 | 0 |
| 172.28.16.49 | 2887520305 | 0 |
| 172.28.16.50 | 2887520306 | 0 |
| 172.28.16.51 | 2887520307 | 0 |
| 172.28.16.52 | 2887520308 | 0 |
| 172.28.16.53 | 2887520309 | 0 |
| 172.28.16.54 | 2887520310 | 0 |
| 172.28.16.55 | 2887520311 | 0 |
| 172.28.16.56 | 2887520312 | 0 |
| 172.28.16.57 | 2887520313 | 0 |
| 172.28.16.58 | 2887520314 | 0 |
| 172.28.16.59 | 2887520315 | 0 |
| 172.28.16.60 | 2887520316 | 0 |
| 172.28.16.61 | 2887520317 | 0 |
| 172.28.16.62 | 2887520318 | 0 |
| 172.28.16.63 | 2887520319 | 0 |
| 172.28.16.64 | 2887520320 | 0 |
| 172.28.16.65 | 2887520321 | 0 |
| 172.28.16.66 | 2887520322 | 0 |
| 172.28.16.67 | 2887520323 | 0 |
| 172.28.16.68 | 2887520324 | 0 |
| 172.28.16.69 | 2887520325 | 0 |
| 172.28.16.70 | 2887520326 | 0 |
| 172.28.16.71 | 2887520327 | 0 |
| 172.28.16.72 | 2887520328 | 0 |
| 172.28.16.73 | 2887520329 | 0 |
| 172.28.16.74 | 2887520330 | 0 |
| 172.28.16.75 | 2887520331 | 0 |
| 172.28.16.76 | 2887520332 | 0 |
| 172.28.16.77 | 2887520333 | 0 |
| 172.28.16.78 | 2887520334 | 0 |
| 172.28.16.79 | 2887520335 | 0 |
| 172.28.16.80 | 2887520336 | 0 |
| 172.28.16.81 | 2887520337 | 0 |
| 172.28.16.82 | 2887520338 | 0 |
| 172.28.16.83 | 2887520339 | 0 |
| 172.28.16.84 | 2887520340 | 0 |
| 172.28.16.85 | 2887520341 | 0 |