L'indirizzo IP 172.28.4 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 | 04/07/2017 |

| 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 |
| 172.28.4.0 | 2887517184 | 0 |
| 172.28.4.1 | 2887517185 | 0 |
| 172.28.4.2 | 2887517186 | 0 |
| 172.28.4.3 | 2887517187 | 0 |
| 172.28.4.4 | 2887517188 | 0 |
| 172.28.4.5 | 2887517189 | 0 |
| 172.28.4.6 | 2887517190 | 0 |
| 172.28.4.7 | 2887517191 | 0 |
| 172.28.4.8 | 2887517192 | 0 |
| 172.28.4.9 | 2887517193 | 0 |
| 172.28.4.10 | 2887517194 | 0 |
| 172.28.4.11 | 2887517195 | 0 |
| 172.28.4.12 | 2887517196 | 0 |
| 172.28.4.13 | 2887517197 | 0 |
| 172.28.4.14 | 2887517198 | 0 |
| 172.28.4.15 | 2887517199 | 0 |
| 172.28.4.16 | 2887517200 | 0 |
| 172.28.4.17 | 2887517201 | 0 |
| 172.28.4.18 | 2887517202 | 0 |
| 172.28.4.19 | 2887517203 | 0 |
| 172.28.4.20 | 2887517204 | 0 |
| 172.28.4.21 | 2887517205 | 0 |
| 172.28.4.22 | 2887517206 | 0 |
| 172.28.4.23 | 2887517207 | 0 |
| 172.28.4.24 | 2887517208 | 0 |
| 172.28.4.25 | 2887517209 | 0 |
| 172.28.4.26 | 2887517210 | 0 |
| 172.28.4.27 | 2887517211 | 0 |
| 172.28.4.28 | 2887517212 | 0 |
| 172.28.4.29 | 2887517213 | 0 |
| 172.28.4.30 | 2887517214 | 0 |
| 172.28.4.31 | 2887517215 | 0 |
| 172.28.4.32 | 2887517216 | 0 |
| 172.28.4.33 | 2887517217 | 0 |
| 172.28.4.34 | 2887517218 | 0 |
| 172.28.4.35 | 2887517219 | 0 |
| 172.28.4.36 | 2887517220 | 0 |
| 172.28.4.37 | 2887517221 | 0 |
| 172.28.4.38 | 2887517222 | 0 |
| 172.28.4.39 | 2887517223 | 0 |
| 172.28.4.40 | 2887517224 | 0 |
| 172.28.4.41 | 2887517225 | 0 |
| 172.28.4.42 | 2887517226 | 0 |
| 172.28.4.43 | 2887517227 | 0 |
| 172.28.4.44 | 2887517228 | 0 |
| 172.28.4.45 | 2887517229 | 0 |
| 172.28.4.46 | 2887517230 | 0 |
| 172.28.4.47 | 2887517231 | 0 |
| 172.28.4.48 | 2887517232 | 0 |
| 172.28.4.49 | 2887517233 | 0 |
| 172.28.4.50 | 2887517234 | 0 |
| 172.28.4.51 | 2887517235 | 0 |
| 172.28.4.52 | 2887517236 | 0 |
| 172.28.4.53 | 2887517237 | 0 |
| 172.28.4.54 | 2887517238 | 0 |
| 172.28.4.55 | 2887517239 | 0 |
| 172.28.4.56 | 2887517240 | 0 |
| 172.28.4.57 | 2887517241 | 0 |
| 172.28.4.58 | 2887517242 | 0 |
| 172.28.4.59 | 2887517243 | 0 |
| 172.28.4.60 | 2887517244 | 0 |
| 172.28.4.61 | 2887517245 | 0 |
| 172.28.4.62 | 2887517246 | 0 |
| 172.28.4.63 | 2887517247 | 0 |
| 172.28.4.64 | 2887517248 | 0 |
| 172.28.4.65 | 2887517249 | 0 |
| 172.28.4.66 | 2887517250 | 0 |
| 172.28.4.67 | 2887517251 | 0 |
| 172.28.4.68 | 2887517252 | 0 |
| 172.28.4.69 | 2887517253 | 0 |
| 172.28.4.70 | 2887517254 | 0 |
| 172.28.4.71 | 2887517255 | 0 |
| 172.28.4.72 | 2887517256 | 0 |
| 172.28.4.73 | 2887517257 | 0 |
| 172.28.4.74 | 2887517258 | 0 |
| 172.28.4.75 | 2887517259 | 0 |
| 172.28.4.76 | 2887517260 | 0 |
| 172.28.4.77 | 2887517261 | 0 |
| 172.28.4.78 | 2887517262 | 0 |
| 172.28.4.79 | 2887517263 | 0 |
| 172.28.4.80 | 2887517264 | 0 |
| 172.28.4.81 | 2887517265 | 0 |
| 172.28.4.82 | 2887517266 | 0 |
| 172.28.4.83 | 2887517267 | 0 |
| 172.28.4.84 | 2887517268 | 0 |
| 172.28.4.85 | 2887517269 | 0 |
| IP | Numerical IP | DNS |
| 172.28.4.86 | 2887517270 | 0 |
| 172.28.4.87 | 2887517271 | 0 |
| 172.28.4.88 | 2887517272 | 0 |
| 172.28.4.89 | 2887517273 | 0 |
| 172.28.4.90 | 2887517274 | 0 |
| 172.28.4.91 | 2887517275 | 0 |
| 172.28.4.92 | 2887517276 | 0 |
| 172.28.4.93 | 2887517277 | 0 |
| 172.28.4.94 | 2887517278 | 0 |
| 172.28.4.95 | 2887517279 | 0 |
| 172.28.4.96 | 2887517280 | 0 |
| 172.28.4.97 | 2887517281 | 0 |
| 172.28.4.98 | 2887517282 | 0 |
| 172.28.4.99 | 2887517283 | 0 |
| 172.28.4.100 | 2887517284 | 0 |
| 172.28.4.101 | 2887517285 | 0 |
| 172.28.4.102 | 2887517286 | 0 |
| 172.28.4.103 | 2887517287 | 0 |
| 172.28.4.104 | 2887517288 | 0 |
| 172.28.4.105 | 2887517289 | 0 |
| 172.28.4.106 | 2887517290 | 0 |
| 172.28.4.107 | 2887517291 | 0 |
| 172.28.4.108 | 2887517292 | 0 |
| 172.28.4.109 | 2887517293 | 0 |
| 172.28.4.110 | 2887517294 | 0 |
| 172.28.4.111 | 2887517295 | 0 |
| 172.28.4.112 | 2887517296 | 0 |
| 172.28.4.113 | 2887517297 | 0 |
| 172.28.4.114 | 2887517298 | 0 |
| 172.28.4.115 | 2887517299 | 0 |
| 172.28.4.116 | 2887517300 | 0 |
| 172.28.4.117 | 2887517301 | 0 |
| 172.28.4.118 | 2887517302 | 0 |
| 172.28.4.119 | 2887517303 | 0 |
| 172.28.4.120 | 2887517304 | 0 |
| 172.28.4.121 | 2887517305 | 0 |
| 172.28.4.122 | 2887517306 | 0 |
| 172.28.4.123 | 2887517307 | 0 |
| 172.28.4.124 | 2887517308 | 0 |
| 172.28.4.125 | 2887517309 | 0 |
| 172.28.4.126 | 2887517310 | 0 |
| 172.28.4.127 | 2887517311 | 0 |
| 172.28.4.128 | 2887517312 | 0 |
| 172.28.4.129 | 2887517313 | 0 |
| 172.28.4.130 | 2887517314 | 0 |
| 172.28.4.131 | 2887517315 | 0 |
| 172.28.4.132 | 2887517316 | 0 |
| 172.28.4.133 | 2887517317 | 0 |
| 172.28.4.134 | 2887517318 | 0 |
| 172.28.4.135 | 2887517319 | 0 |
| 172.28.4.136 | 2887517320 | 0 |
| 172.28.4.137 | 2887517321 | 0 |
| 172.28.4.138 | 2887517322 | 0 |
| 172.28.4.139 | 2887517323 | 0 |
| 172.28.4.140 | 2887517324 | 0 |
| 172.28.4.141 | 2887517325 | 0 |
| 172.28.4.142 | 2887517326 | 0 |
| 172.28.4.143 | 2887517327 | 0 |
| 172.28.4.144 | 2887517328 | 0 |
| 172.28.4.145 | 2887517329 | 0 |
| 172.28.4.146 | 2887517330 | 0 |
| 172.28.4.147 | 2887517331 | 0 |
| 172.28.4.148 | 2887517332 | 0 |
| 172.28.4.149 | 2887517333 | 0 |
| 172.28.4.150 | 2887517334 | 0 |
| 172.28.4.151 | 2887517335 | 0 |
| 172.28.4.152 | 2887517336 | 0 |
| 172.28.4.153 | 2887517337 | 0 |
| 172.28.4.154 | 2887517338 | 0 |
| 172.28.4.155 | 2887517339 | 0 |
| 172.28.4.156 | 2887517340 | 0 |
| 172.28.4.157 | 2887517341 | 0 |
| 172.28.4.158 | 2887517342 | 0 |
| 172.28.4.159 | 2887517343 | 0 |
| 172.28.4.160 | 2887517344 | 0 |
| 172.28.4.161 | 2887517345 | 0 |
| 172.28.4.162 | 2887517346 | 0 |
| 172.28.4.163 | 2887517347 | 0 |
| 172.28.4.164 | 2887517348 | 0 |
| 172.28.4.165 | 2887517349 | 0 |
| 172.28.4.166 | 2887517350 | 0 |
| 172.28.4.167 | 2887517351 | 0 |
| 172.28.4.168 | 2887517352 | 0 |
| 172.28.4.169 | 2887517353 | 0 |
| 172.28.4.170 | 2887517354 | 0 |
| 172.28.4.171 | 2887517355 | 0 |
| IP | Numerical IP | DNS |
| 172.28.4.172 | 2887517356 | 0 |
| 172.28.4.173 | 2887517357 | 0 |
| 172.28.4.174 | 2887517358 | 0 |
| 172.28.4.175 | 2887517359 | 0 |
| 172.28.4.176 | 2887517360 | 0 |
| 172.28.4.177 | 2887517361 | 0 |
| 172.28.4.178 | 2887517362 | 0 |
| 172.28.4.179 | 2887517363 | 0 |
| 172.28.4.180 | 2887517364 | 0 |
| 172.28.4.181 | 2887517365 | 0 |
| 172.28.4.182 | 2887517366 | 0 |
| 172.28.4.183 | 2887517367 | 0 |
| 172.28.4.184 | 2887517368 | 0 |
| 172.28.4.185 | 2887517369 | 0 |
| 172.28.4.186 | 2887517370 | 0 |
| 172.28.4.187 | 2887517371 | 0 |
| 172.28.4.188 | 2887517372 | 0 |
| 172.28.4.189 | 2887517373 | 0 |
| 172.28.4.190 | 2887517374 | 0 |
| 172.28.4.191 | 2887517375 | 0 |
| 172.28.4.192 | 2887517376 | 0 |
| 172.28.4.193 | 2887517377 | 0 |
| 172.28.4.194 | 2887517378 | 0 |
| 172.28.4.195 | 2887517379 | 0 |
| 172.28.4.196 | 2887517380 | 0 |
| 172.28.4.197 | 2887517381 | 0 |
| 172.28.4.198 | 2887517382 | 0 |
| 172.28.4.199 | 2887517383 | 0 |
| 172.28.4.200 | 2887517384 | 0 |
| 172.28.4.201 | 2887517385 | 0 |
| 172.28.4.202 | 2887517386 | 0 |
| 172.28.4.203 | 2887517387 | 0 |
| 172.28.4.204 | 2887517388 | 0 |
| 172.28.4.205 | 2887517389 | 0 |
| 172.28.4.206 | 2887517390 | 0 |
| 172.28.4.207 | 2887517391 | 0 |
| 172.28.4.208 | 2887517392 | 0 |
| 172.28.4.209 | 2887517393 | 0 |
| 172.28.4.210 | 2887517394 | 0 |
| 172.28.4.211 | 2887517395 | 0 |
| 172.28.4.212 | 2887517396 | 0 |
| 172.28.4.213 | 2887517397 | 0 |
| 172.28.4.214 | 2887517398 | 0 |
| 172.28.4.215 | 2887517399 | 0 |
| 172.28.4.216 | 2887517400 | 0 |
| 172.28.4.217 | 2887517401 | 0 |
| 172.28.4.218 | 2887517402 | 0 |
| 172.28.4.219 | 2887517403 | 0 |
| 172.28.4.220 | 2887517404 | 0 |
| 172.28.4.221 | 2887517405 | 0 |
| 172.28.4.222 | 2887517406 | 0 |
| 172.28.4.223 | 2887517407 | 0 |
| 172.28.4.224 | 2887517408 | 0 |
| 172.28.4.225 | 2887517409 | 0 |
| 172.28.4.226 | 2887517410 | 0 |
| 172.28.4.227 | 2887517411 | 0 |
| 172.28.4.228 | 2887517412 | 0 |
| 172.28.4.229 | 2887517413 | 0 |
| 172.28.4.230 | 2887517414 | 0 |
| 172.28.4.231 | 2887517415 | 0 |
| 172.28.4.232 | 2887517416 | 0 |
| 172.28.4.233 | 2887517417 | 0 |
| 172.28.4.234 | 2887517418 | 0 |
| 172.28.4.235 | 2887517419 | 0 |
| 172.28.4.236 | 2887517420 | 0 |
| 172.28.4.237 | 2887517421 | 0 |
| 172.28.4.238 | 2887517422 | 0 |
| 172.28.4.239 | 2887517423 | 0 |
| 172.28.4.240 | 2887517424 | 0 |
| 172.28.4.241 | 2887517425 | 0 |
| 172.28.4.242 | 2887517426 | 0 |
| 172.28.4.243 | 2887517427 | 0 |
| 172.28.4.244 | 2887517428 | 0 |
| 172.28.4.245 | 2887517429 | 0 |
| 172.28.4.246 | 2887517430 | 0 |
| 172.28.4.247 | 2887517431 | 0 |
| 172.28.4.248 | 2887517432 | 0 |
| 172.28.4.249 | 2887517433 | 0 |
| 172.28.4.250 | 2887517434 | 0 |
| 172.28.4.251 | 2887517435 | 0 |
| 172.28.4.252 | 2887517436 | 0 |
| 172.28.4.253 | 2887517437 | 0 |
| 172.28.4.254 | 2887517438 | 0 |
| 172.28.4.255 | 2887517439 | 0 |