Les adresses IP débutant par 3.91.97 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 | 17/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-09-16 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-09-16 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.91.97.0 | 56320256 | 0 |
| 3.91.97.1 | 56320257 | 0 |
| 3.91.97.2 | 56320258 | 0 |
| 3.91.97.3 | 56320259 | 0 |
| 3.91.97.4 | 56320260 | 0 |
| 3.91.97.5 | 56320261 | 0 |
| 3.91.97.6 | 56320262 | 0 |
| 3.91.97.7 | 56320263 | 0 |
| 3.91.97.8 | 56320264 | 0 |
| 3.91.97.9 | 56320265 | 0 |
| 3.91.97.10 | 56320266 | 0 |
| 3.91.97.11 | 56320267 | 0 |
| 3.91.97.12 | 56320268 | 0 |
| 3.91.97.13 | 56320269 | 0 |
| 3.91.97.14 | 56320270 | 0 |
| 3.91.97.15 | 56320271 | 0 |
| 3.91.97.16 | 56320272 | 0 |
| 3.91.97.17 | 56320273 | 0 |
| 3.91.97.18 | 56320274 | 0 |
| 3.91.97.19 | 56320275 | 0 |
| 3.91.97.20 | 56320276 | 0 |
| 3.91.97.21 | 56320277 | 0 |
| 3.91.97.22 | 56320278 | 0 |
| 3.91.97.23 | 56320279 | 0 |
| 3.91.97.24 | 56320280 | 0 |
| 3.91.97.25 | 56320281 | 0 |
| 3.91.97.26 | 56320282 | 0 |
| 3.91.97.27 | 56320283 | 0 |
| 3.91.97.28 | 56320284 | 0 |
| 3.91.97.29 | 56320285 | 0 |
| 3.91.97.30 | 56320286 | 0 |
| 3.91.97.31 | 56320287 | 0 |
| 3.91.97.32 | 56320288 | 0 |
| 3.91.97.33 | 56320289 | 0 |
| 3.91.97.34 | 56320290 | 0 |
| 3.91.97.35 | 56320291 | 0 |
| 3.91.97.36 | 56320292 | 0 |
| 3.91.97.37 | 56320293 | 0 |
| 3.91.97.38 | 56320294 | 0 |
| 3.91.97.39 | 56320295 | 0 |
| 3.91.97.40 | 56320296 | 0 |
| 3.91.97.41 | 56320297 | 0 |
| 3.91.97.42 | 56320298 | 0 |
| 3.91.97.43 | 56320299 | 0 |
| 3.91.97.44 | 56320300 | 0 |
| 3.91.97.45 | 56320301 | 0 |
| 3.91.97.46 | 56320302 | 0 |
| 3.91.97.47 | 56320303 | 0 |
| 3.91.97.48 | 56320304 | 0 |
| 3.91.97.49 | 56320305 | 0 |
| 3.91.97.50 | 56320306 | 0 |
| 3.91.97.51 | 56320307 | 0 |
| 3.91.97.52 | 56320308 | 0 |
| 3.91.97.53 | 56320309 | 0 |
| 3.91.97.54 | 56320310 | 0 |
| 3.91.97.55 | 56320311 | 0 |
| 3.91.97.56 | 56320312 | 0 |
| 3.91.97.57 | 56320313 | 0 |
| 3.91.97.58 | 56320314 | 0 |
| 3.91.97.59 | 56320315 | 0 |
| 3.91.97.60 | 56320316 | 0 |
| 3.91.97.61 | 56320317 | 0 |
| 3.91.97.62 | 56320318 | 0 |
| 3.91.97.63 | 56320319 | 0 |
| 3.91.97.64 | 56320320 | 0 |
| 3.91.97.65 | 56320321 | 0 |
| 3.91.97.66 | 56320322 | 0 |
| 3.91.97.67 | 56320323 | 0 |
| 3.91.97.68 | 56320324 | 0 |
| 3.91.97.69 | 56320325 | 0 |
| 3.91.97.70 | 56320326 | 0 |
| 3.91.97.71 | 56320327 | 0 |
| 3.91.97.72 | 56320328 | 0 |
| 3.91.97.73 | 56320329 | 0 |
| 3.91.97.74 | 56320330 | 0 |
| 3.91.97.75 | 56320331 | 0 |
| 3.91.97.76 | 56320332 | 0 |
| 3.91.97.77 | 56320333 | 0 |
| 3.91.97.78 | 56320334 | 0 |
| 3.91.97.79 | 56320335 | 0 |
| 3.91.97.80 | 56320336 | 0 |
| 3.91.97.81 | 56320337 | 0 |
| 3.91.97.82 | 56320338 | 0 |
| 3.91.97.83 | 56320339 | 0 |
| 3.91.97.84 | 56320340 | 0 |
| 3.91.97.85 | 56320341 | 0 |