L'indirizzo IP 172.1.61 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 | 11/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Richardson | 32,9628 | -96,7449 | 2017-07-11 |
| MaxMind | US | United States | - | San Francisco | 37,7217 | -122,4112 | 2017-07-11 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.1.61.0 | 2885762304 | 0 |
| 172.1.61.1 | 2885762305 | 0 |
| 172.1.61.2 | 2885762306 | 0 |
| 172.1.61.3 | 2885762307 | 0 |
| 172.1.61.4 | 2885762308 | 0 |
| 172.1.61.5 | 2885762309 | 0 |
| 172.1.61.6 | 2885762310 | 0 |
| 172.1.61.7 | 2885762311 | 0 |
| 172.1.61.8 | 2885762312 | 0 |
| 172.1.61.9 | 2885762313 | 0 |
| 172.1.61.10 | 2885762314 | 0 |
| 172.1.61.11 | 2885762315 | 0 |
| 172.1.61.12 | 2885762316 | 0 |
| 172.1.61.13 | 2885762317 | 0 |
| 172.1.61.14 | 2885762318 | 0 |
| 172.1.61.15 | 2885762319 | 0 |
| 172.1.61.16 | 2885762320 | 0 |
| 172.1.61.17 | 2885762321 | 0 |
| 172.1.61.18 | 2885762322 | 0 |
| 172.1.61.19 | 2885762323 | 0 |
| 172.1.61.20 | 2885762324 | 0 |
| 172.1.61.21 | 2885762325 | 0 |
| 172.1.61.22 | 2885762326 | 0 |
| 172.1.61.23 | 2885762327 | 0 |
| 172.1.61.24 | 2885762328 | 0 |
| 172.1.61.25 | 2885762329 | 0 |
| 172.1.61.26 | 2885762330 | 0 |
| 172.1.61.27 | 2885762331 | 0 |
| 172.1.61.28 | 2885762332 | 0 |
| 172.1.61.29 | 2885762333 | 0 |
| 172.1.61.30 | 2885762334 | 0 |
| 172.1.61.31 | 2885762335 | 0 |
| 172.1.61.32 | 2885762336 | 0 |
| 172.1.61.33 | 2885762337 | 0 |
| 172.1.61.34 | 2885762338 | 0 |
| 172.1.61.35 | 2885762339 | 0 |
| 172.1.61.36 | 2885762340 | 0 |
| 172.1.61.37 | 2885762341 | 0 |
| 172.1.61.38 | 2885762342 | 0 |
| 172.1.61.39 | 2885762343 | 0 |
| 172.1.61.40 | 2885762344 | 0 |
| 172.1.61.41 | 2885762345 | 0 |
| 172.1.61.42 | 2885762346 | 0 |
| 172.1.61.43 | 2885762347 | 0 |
| 172.1.61.44 | 2885762348 | 0 |
| 172.1.61.45 | 2885762349 | 0 |
| 172.1.61.46 | 2885762350 | 0 |
| 172.1.61.47 | 2885762351 | 0 |
| 172.1.61.48 | 2885762352 | 0 |
| 172.1.61.49 | 2885762353 | 0 |
| 172.1.61.50 | 2885762354 | 0 |
| 172.1.61.51 | 2885762355 | 0 |
| 172.1.61.52 | 2885762356 | 0 |
| 172.1.61.53 | 2885762357 | 0 |
| 172.1.61.54 | 2885762358 | 0 |
| 172.1.61.55 | 2885762359 | 0 |
| 172.1.61.56 | 2885762360 | 0 |
| 172.1.61.57 | 2885762361 | 0 |
| 172.1.61.58 | 2885762362 | 0 |
| 172.1.61.59 | 2885762363 | 0 |
| 172.1.61.60 | 2885762364 | 0 |
| 172.1.61.61 | 2885762365 | 0 |
| 172.1.61.62 | 2885762366 | 0 |
| 172.1.61.63 | 2885762367 | 0 |
| 172.1.61.64 | 2885762368 | 0 |
| 172.1.61.65 | 2885762369 | 0 |
| 172.1.61.66 | 2885762370 | 0 |
| 172.1.61.67 | 2885762371 | 0 |
| 172.1.61.68 | 2885762372 | 0 |
| 172.1.61.69 | 2885762373 | 0 |
| 172.1.61.70 | 2885762374 | 0 |
| 172.1.61.71 | 2885762375 | 0 |
| 172.1.61.72 | 2885762376 | 0 |
| 172.1.61.73 | 2885762377 | 0 |
| 172.1.61.74 | 2885762378 | 0 |
| 172.1.61.75 | 2885762379 | 0 |
| 172.1.61.76 | 2885762380 | 0 |
| 172.1.61.77 | 2885762381 | 0 |
| 172.1.61.78 | 2885762382 | 0 |
| 172.1.61.79 | 2885762383 | 0 |
| 172.1.61.80 | 2885762384 | 0 |
| 172.1.61.81 | 2885762385 | 0 |
| 172.1.61.82 | 2885762386 | 0 |
| 172.1.61.83 | 2885762387 | 0 |
| 172.1.61.84 | 2885762388 | 0 |
| 172.1.61.85 | 2885762389 | 0 |
| IP | Numerical IP | DNS |
| 172.1.61.86 | 2885762390 | 0 |
| 172.1.61.87 | 2885762391 | 0 |
| 172.1.61.88 | 2885762392 | 0 |
| 172.1.61.89 | 2885762393 | 0 |
| 172.1.61.90 | 2885762394 | 0 |
| 172.1.61.91 | 2885762395 | 0 |
| 172.1.61.92 | 2885762396 | 0 |
| 172.1.61.93 | 2885762397 | 0 |
| 172.1.61.94 | 2885762398 | 0 |
| 172.1.61.95 | 2885762399 | 0 |
| 172.1.61.96 | 2885762400 | 0 |
| 172.1.61.97 | 2885762401 | 0 |
| 172.1.61.98 | 2885762402 | 0 |
| 172.1.61.99 | 2885762403 | 0 |
| 172.1.61.100 | 2885762404 | 0 |
| 172.1.61.101 | 2885762405 | 0 |
| 172.1.61.102 | 2885762406 | 0 |
| 172.1.61.103 | 2885762407 | 0 |
| 172.1.61.104 | 2885762408 | 0 |
| 172.1.61.105 | 2885762409 | 0 |
| 172.1.61.106 | 2885762410 | 0 |
| 172.1.61.107 | 2885762411 | 0 |
| 172.1.61.108 | 2885762412 | 0 |
| 172.1.61.109 | 2885762413 | 0 |
| 172.1.61.110 | 2885762414 | 0 |
| 172.1.61.111 | 2885762415 | 0 |
| 172.1.61.112 | 2885762416 | 0 |
| 172.1.61.113 | 2885762417 | 0 |
| 172.1.61.114 | 2885762418 | 0 |
| 172.1.61.115 | 2885762419 | 0 |
| 172.1.61.116 | 2885762420 | 0 |
| 172.1.61.117 | 2885762421 | 0 |
| 172.1.61.118 | 2885762422 | 0 |
| 172.1.61.119 | 2885762423 | 0 |
| 172.1.61.120 | 2885762424 | 0 |
| 172.1.61.121 | 2885762425 | 0 |
| 172.1.61.122 | 2885762426 | 0 |
| 172.1.61.123 | 2885762427 | 0 |
| 172.1.61.124 | 2885762428 | 0 |
| 172.1.61.125 | 2885762429 | 0 |
| 172.1.61.126 | 2885762430 | 0 |
| 172.1.61.127 | 2885762431 | 0 |
| 172.1.61.128 | 2885762432 | 0 |
| 172.1.61.129 | 2885762433 | 0 |
| 172.1.61.130 | 2885762434 | 0 |
| 172.1.61.131 | 2885762435 | 0 |
| 172.1.61.132 | 2885762436 | 0 |
| 172.1.61.133 | 2885762437 | 0 |
| 172.1.61.134 | 2885762438 | 0 |
| 172.1.61.135 | 2885762439 | 0 |
| 172.1.61.136 | 2885762440 | 0 |
| 172.1.61.137 | 2885762441 | 0 |
| 172.1.61.138 | 2885762442 | 0 |
| 172.1.61.139 | 2885762443 | 0 |
| 172.1.61.140 | 2885762444 | 0 |
| 172.1.61.141 | 2885762445 | 0 |
| 172.1.61.142 | 2885762446 | 0 |
| 172.1.61.143 | 2885762447 | 0 |
| 172.1.61.144 | 2885762448 | 0 |
| 172.1.61.145 | 2885762449 | 0 |
| 172.1.61.146 | 2885762450 | 0 |
| 172.1.61.147 | 2885762451 | 0 |
| 172.1.61.148 | 2885762452 | 0 |
| 172.1.61.149 | 2885762453 | 0 |
| 172.1.61.150 | 2885762454 | 0 |
| 172.1.61.151 | 2885762455 | 0 |
| 172.1.61.152 | 2885762456 | 0 |
| 172.1.61.153 | 2885762457 | 0 |
| 172.1.61.154 | 2885762458 | 0 |
| 172.1.61.155 | 2885762459 | 0 |
| 172.1.61.156 | 2885762460 | 0 |
| 172.1.61.157 | 2885762461 | 0 |
| 172.1.61.158 | 2885762462 | 0 |
| 172.1.61.159 | 2885762463 | 0 |
| 172.1.61.160 | 2885762464 | 0 |
| 172.1.61.161 | 2885762465 | 0 |
| 172.1.61.162 | 2885762466 | 0 |
| 172.1.61.163 | 2885762467 | 0 |
| 172.1.61.164 | 2885762468 | 0 |
| 172.1.61.165 | 2885762469 | 0 |
| 172.1.61.166 | 2885762470 | 0 |
| 172.1.61.167 | 2885762471 | 0 |
| 172.1.61.168 | 2885762472 | 0 |
| 172.1.61.169 | 2885762473 | 0 |
| 172.1.61.170 | 2885762474 | 0 |
| 172.1.61.171 | 2885762475 | 0 |
| IP | Numerical IP | DNS |
| 172.1.61.172 | 2885762476 | 0 |
| 172.1.61.173 | 2885762477 | 0 |
| 172.1.61.174 | 2885762478 | 0 |
| 172.1.61.175 | 2885762479 | 0 |
| 172.1.61.176 | 2885762480 | 0 |
| 172.1.61.177 | 2885762481 | 0 |
| 172.1.61.178 | 2885762482 | 0 |
| 172.1.61.179 | 2885762483 | 0 |
| 172.1.61.180 | 2885762484 | 0 |
| 172.1.61.181 | 2885762485 | 0 |
| 172.1.61.182 | 2885762486 | 0 |
| 172.1.61.183 | 2885762487 | 0 |
| 172.1.61.184 | 2885762488 | 0 |
| 172.1.61.185 | 2885762489 | 0 |
| 172.1.61.186 | 2885762490 | 0 |
| 172.1.61.187 | 2885762491 | 0 |
| 172.1.61.188 | 2885762492 | 0 |
| 172.1.61.189 | 2885762493 | 0 |
| 172.1.61.190 | 2885762494 | 0 |
| 172.1.61.191 | 2885762495 | 0 |
| 172.1.61.192 | 2885762496 | 0 |
| 172.1.61.193 | 2885762497 | 0 |
| 172.1.61.194 | 2885762498 | 0 |
| 172.1.61.195 | 2885762499 | 0 |
| 172.1.61.196 | 2885762500 | 0 |
| 172.1.61.197 | 2885762501 | 0 |
| 172.1.61.198 | 2885762502 | 0 |
| 172.1.61.199 | 2885762503 | 0 |
| 172.1.61.200 | 2885762504 | 0 |
| 172.1.61.201 | 2885762505 | 0 |
| 172.1.61.202 | 2885762506 | 0 |
| 172.1.61.203 | 2885762507 | 0 |
| 172.1.61.204 | 2885762508 | 0 |
| 172.1.61.205 | 2885762509 | 0 |
| 172.1.61.206 | 2885762510 | 0 |
| 172.1.61.207 | 2885762511 | 0 |
| 172.1.61.208 | 2885762512 | 0 |
| 172.1.61.209 | 2885762513 | 0 |
| 172.1.61.210 | 2885762514 | 0 |
| 172.1.61.211 | 2885762515 | 0 |
| 172.1.61.212 | 2885762516 | 0 |
| 172.1.61.213 | 2885762517 | 0 |
| 172.1.61.214 | 2885762518 | 0 |
| 172.1.61.215 | 2885762519 | 0 |
| 172.1.61.216 | 2885762520 | 0 |
| 172.1.61.217 | 2885762521 | 0 |
| 172.1.61.218 | 2885762522 | 0 |
| 172.1.61.219 | 2885762523 | 0 |
| 172.1.61.220 | 2885762524 | 0 |
| 172.1.61.221 | 2885762525 | 0 |
| 172.1.61.222 | 2885762526 | 0 |
| 172.1.61.223 | 2885762527 | 0 |
| 172.1.61.224 | 2885762528 | 0 |
| 172.1.61.225 | 2885762529 | 0 |
| 172.1.61.226 | 2885762530 | 0 |
| 172.1.61.227 | 2885762531 | 0 |
| 172.1.61.228 | 2885762532 | 0 |
| 172.1.61.229 | 2885762533 | 0 |
| 172.1.61.230 | 2885762534 | 0 |
| 172.1.61.231 | 2885762535 | 0 |
| 172.1.61.232 | 2885762536 | 0 |
| 172.1.61.233 | 2885762537 | 0 |
| 172.1.61.234 | 2885762538 | 0 |
| 172.1.61.235 | 2885762539 | 0 |
| 172.1.61.236 | 2885762540 | 0 |
| 172.1.61.237 | 2885762541 | 0 |
| 172.1.61.238 | 2885762542 | 0 |
| 172.1.61.239 | 2885762543 | 0 |
| 172.1.61.240 | 2885762544 | 0 |
| 172.1.61.241 | 2885762545 | 0 |
| 172.1.61.242 | 2885762546 | 0 |
| 172.1.61.243 | 2885762547 | 0 |
| 172.1.61.244 | 2885762548 | 0 |
| 172.1.61.245 | 2885762549 | 0 |
| 172.1.61.246 | 2885762550 | 0 |
| 172.1.61.247 | 2885762551 | 0 |
| 172.1.61.248 | 2885762552 | 0 |
| 172.1.61.249 | 2885762553 | 0 |
| 172.1.61.250 | 2885762554 | 0 |
| 172.1.61.251 | 2885762555 | 0 |
| 172.1.61.252 | 2885762556 | 0 |
| 172.1.61.253 | 2885762557 | 0 |
| 172.1.61.254 | 2885762558 | 0 |
| 172.1.61.255 | 2885762559 | 0 |