Les adresses IP débutant par 3.90.99 sont fournies par Level 3 Communications, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 4.0.0.0/8, le bloc IP comprant les adresses de 4.0.0.0 à 4.255.255.255). Le numéro de système autonome (ASN) est 3356.
| ASN | 3356 |
| IP commençant par | 4.0.0.0 |
| IP se terminant par | 4.255.255.255 |
| Nom ASN | Level 3 Communications, Inc. |
| CDIR | 4.0.0.0/8 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 10/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-07-03 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.90.99.0 | 56255232 | 0 |
| 3.90.99.1 | 56255233 | 0 |
| 3.90.99.2 | 56255234 | 0 |
| 3.90.99.3 | 56255235 | 0 |
| 3.90.99.4 | 56255236 | 0 |
| 3.90.99.5 | 56255237 | 0 |
| 3.90.99.6 | 56255238 | 0 |
| 3.90.99.7 | 56255239 | 0 |
| 3.90.99.8 | 56255240 | 0 |
| 3.90.99.9 | 56255241 | 0 |
| 3.90.99.10 | 56255242 | 0 |
| 3.90.99.11 | 56255243 | 0 |
| 3.90.99.12 | 56255244 | 0 |
| 3.90.99.13 | 56255245 | 0 |
| 3.90.99.14 | 56255246 | 0 |
| 3.90.99.15 | 56255247 | 0 |
| 3.90.99.16 | 56255248 | 0 |
| 3.90.99.17 | 56255249 | 0 |
| 3.90.99.18 | 56255250 | 0 |
| 3.90.99.19 | 56255251 | 0 |
| 3.90.99.20 | 56255252 | 0 |
| 3.90.99.21 | 56255253 | 0 |
| 3.90.99.22 | 56255254 | 0 |
| 3.90.99.23 | 56255255 | 0 |
| 3.90.99.24 | 56255256 | 0 |
| 3.90.99.25 | 56255257 | 0 |
| 3.90.99.26 | 56255258 | 0 |
| 3.90.99.27 | 56255259 | 0 |
| 3.90.99.28 | 56255260 | 0 |
| 3.90.99.29 | 56255261 | 0 |
| 3.90.99.30 | 56255262 | 0 |
| 3.90.99.31 | 56255263 | 0 |
| 3.90.99.32 | 56255264 | 0 |
| 3.90.99.33 | 56255265 | 0 |
| 3.90.99.34 | 56255266 | 0 |
| 3.90.99.35 | 56255267 | 0 |
| 3.90.99.36 | 56255268 | 0 |
| 3.90.99.37 | 56255269 | 0 |
| 3.90.99.38 | 56255270 | 0 |
| 3.90.99.39 | 56255271 | 0 |
| 3.90.99.40 | 56255272 | 0 |
| 3.90.99.41 | 56255273 | 0 |
| 3.90.99.42 | 56255274 | 0 |
| 3.90.99.43 | 56255275 | 0 |
| 3.90.99.44 | 56255276 | 0 |
| 3.90.99.45 | 56255277 | 0 |
| 3.90.99.46 | 56255278 | 0 |
| 3.90.99.47 | 56255279 | 0 |
| 3.90.99.48 | 56255280 | 0 |
| 3.90.99.49 | 56255281 | 0 |
| 3.90.99.50 | 56255282 | 0 |
| 3.90.99.51 | 56255283 | 0 |
| 3.90.99.52 | 56255284 | 0 |
| 3.90.99.53 | 56255285 | 0 |
| 3.90.99.54 | 56255286 | 0 |
| 3.90.99.55 | 56255287 | 0 |
| 3.90.99.56 | 56255288 | 0 |
| 3.90.99.57 | 56255289 | 0 |
| 3.90.99.58 | 56255290 | 0 |
| 3.90.99.59 | 56255291 | 0 |
| 3.90.99.60 | 56255292 | 0 |
| 3.90.99.61 | 56255293 | 0 |
| 3.90.99.62 | 56255294 | 0 |
| 3.90.99.63 | 56255295 | 0 |
| 3.90.99.64 | 56255296 | 0 |
| 3.90.99.65 | 56255297 | 0 |
| 3.90.99.66 | 56255298 | 0 |
| 3.90.99.67 | 56255299 | 0 |
| 3.90.99.68 | 56255300 | 0 |
| 3.90.99.69 | 56255301 | 0 |
| 3.90.99.70 | 56255302 | 0 |
| 3.90.99.71 | 56255303 | 0 |
| 3.90.99.72 | 56255304 | 0 |
| 3.90.99.73 | 56255305 | 0 |
| 3.90.99.74 | 56255306 | 0 |
| 3.90.99.75 | 56255307 | 0 |
| 3.90.99.76 | 56255308 | 0 |
| 3.90.99.77 | 56255309 | 0 |
| 3.90.99.78 | 56255310 | 0 |
| 3.90.99.79 | 56255311 | 0 |
| 3.90.99.80 | 56255312 | 0 |
| 3.90.99.81 | 56255313 | 0 |
| 3.90.99.82 | 56255314 | 0 |
| 3.90.99.83 | 56255315 | 0 |
| 3.90.99.84 | 56255316 | 0 |
| 3.90.99.85 | 56255317 | 0 |