Les adresses IP débutant par 199.57.42 sont fournies par DoD Network Information Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 199.57.0.0/16, le bloc IP comprant les adresses de 199.57.0.0 à 199.57.255.255). Le numéro de système autonome (ASN) est 721.
| ASN | 721 |
| IP commençant par | 199.57.0.0 |
| IP se terminant par | 199.57.255.255 |
| Nom ASN | DoD Network Information Center |
| CDIR | 199.57.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 04/11/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Columbus | 39,9664 | -83,0128 | 2017-11-04 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-11-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 199.57.42.0 | 3342412288 | 0 |
| 199.57.42.1 | 3342412289 | 0 |
| 199.57.42.2 | 3342412290 | 0 |
| 199.57.42.3 | 3342412291 | 0 |
| 199.57.42.4 | 3342412292 | 0 |
| 199.57.42.5 | 3342412293 | 0 |
| 199.57.42.6 | 3342412294 | 0 |
| 199.57.42.7 | 3342412295 | 0 |
| 199.57.42.8 | 3342412296 | 0 |
| 199.57.42.9 | 3342412297 | 0 |
| 199.57.42.10 | 3342412298 | 0 |
| 199.57.42.11 | 3342412299 | 0 |
| 199.57.42.12 | 3342412300 | 0 |
| 199.57.42.13 | 3342412301 | 0 |
| 199.57.42.14 | 3342412302 | 0 |
| 199.57.42.15 | 3342412303 | 0 |
| 199.57.42.16 | 3342412304 | 0 |
| 199.57.42.17 | 3342412305 | 0 |
| 199.57.42.18 | 3342412306 | 0 |
| 199.57.42.19 | 3342412307 | 0 |
| 199.57.42.20 | 3342412308 | 0 |
| 199.57.42.21 | 3342412309 | 0 |
| 199.57.42.22 | 3342412310 | 0 |
| 199.57.42.23 | 3342412311 | 0 |
| 199.57.42.24 | 3342412312 | 0 |
| 199.57.42.25 | 3342412313 | 0 |
| 199.57.42.26 | 3342412314 | 0 |
| 199.57.42.27 | 3342412315 | 0 |
| 199.57.42.28 | 3342412316 | 0 |
| 199.57.42.29 | 3342412317 | 0 |
| 199.57.42.30 | 3342412318 | 0 |
| 199.57.42.31 | 3342412319 | 0 |
| 199.57.42.32 | 3342412320 | 0 |
| 199.57.42.33 | 3342412321 | 0 |
| 199.57.42.34 | 3342412322 | 0 |
| 199.57.42.35 | 3342412323 | 0 |
| 199.57.42.36 | 3342412324 | 0 |
| 199.57.42.37 | 3342412325 | 0 |
| 199.57.42.38 | 3342412326 | 0 |
| 199.57.42.39 | 3342412327 | 0 |
| 199.57.42.40 | 3342412328 | 0 |
| 199.57.42.41 | 3342412329 | 0 |
| 199.57.42.42 | 3342412330 | 0 |
| 199.57.42.43 | 3342412331 | 0 |
| 199.57.42.44 | 3342412332 | 0 |
| 199.57.42.45 | 3342412333 | 0 |
| 199.57.42.46 | 3342412334 | 0 |
| 199.57.42.47 | 3342412335 | 0 |
| 199.57.42.48 | 3342412336 | 0 |
| 199.57.42.49 | 3342412337 | 0 |
| 199.57.42.50 | 3342412338 | 0 |
| 199.57.42.51 | 3342412339 | 0 |
| 199.57.42.52 | 3342412340 | 0 |
| 199.57.42.53 | 3342412341 | 0 |
| 199.57.42.54 | 3342412342 | 0 |
| 199.57.42.55 | 3342412343 | 0 |
| 199.57.42.56 | 3342412344 | 0 |
| 199.57.42.57 | 3342412345 | 0 |
| 199.57.42.58 | 3342412346 | 0 |
| 199.57.42.59 | 3342412347 | 0 |
| 199.57.42.60 | 3342412348 | 0 |
| 199.57.42.61 | 3342412349 | 0 |
| 199.57.42.62 | 3342412350 | 0 |
| 199.57.42.63 | 3342412351 | 0 |
| 199.57.42.64 | 3342412352 | 0 |
| 199.57.42.65 | 3342412353 | 0 |
| 199.57.42.66 | 3342412354 | 0 |
| 199.57.42.67 | 3342412355 | 0 |
| 199.57.42.68 | 3342412356 | 0 |
| 199.57.42.69 | 3342412357 | 0 |
| 199.57.42.70 | 3342412358 | 0 |
| 199.57.42.71 | 3342412359 | 0 |
| 199.57.42.72 | 3342412360 | 0 |
| 199.57.42.73 | 3342412361 | 0 |
| 199.57.42.74 | 3342412362 | 0 |
| 199.57.42.75 | 3342412363 | 0 |
| 199.57.42.76 | 3342412364 | 0 |
| 199.57.42.77 | 3342412365 | 0 |
| 199.57.42.78 | 3342412366 | 0 |
| 199.57.42.79 | 3342412367 | 0 |
| 199.57.42.80 | 3342412368 | 0 |
| 199.57.42.81 | 3342412369 | 0 |
| 199.57.42.82 | 3342412370 | 0 |
| 199.57.42.83 | 3342412371 | 0 |
| 199.57.42.84 | 3342412372 | 0 |
| 199.57.42.85 | 3342412373 | 0 |