L'indirizzo IP 66.158.21 è fornito da Illinois Century Network, che è di proprietà del CIDR (Classless Inter-Domain Routing) 66.158.0.0/17, IP tra 66.158.0.0 a 66.158.127.255 ). Il numero di sistema autonomo (ASN) è 6325.
| ASN | 6325 |
| IP inizia con | 66.158.0.0 |
| IP finale con | 66.158.127.255 |
| ASN Nome | Illinois Century Network |
| CDIR | 66.158.0.0/17 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 14/08/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Springfield | 39,83 | -89,6531 | 2017-08-14 |
| MaxMind | US | United States | - | Dolton | 41,6259 | -87,6036 | 2017-08-14 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 66.158.21.0 | 1117656320 | 0 |
| 66.158.21.1 | 1117656321 | 0 |
| 66.158.21.2 | 1117656322 | 0 |
| 66.158.21.3 | 1117656323 | 0 |
| 66.158.21.4 | 1117656324 | 0 |
| 66.158.21.5 | 1117656325 | 0 |
| 66.158.21.6 | 1117656326 | 0 |
| 66.158.21.7 | 1117656327 | 0 |
| 66.158.21.8 | 1117656328 | 0 |
| 66.158.21.9 | 1117656329 | 0 |
| 66.158.21.10 | 1117656330 | 0 |
| 66.158.21.11 | 1117656331 | 0 |
| 66.158.21.12 | 1117656332 | 0 |
| 66.158.21.13 | 1117656333 | 0 |
| 66.158.21.14 | 1117656334 | 0 |
| 66.158.21.15 | 1117656335 | 0 |
| 66.158.21.16 | 1117656336 | 0 |
| 66.158.21.17 | 1117656337 | 0 |
| 66.158.21.18 | 1117656338 | 0 |
| 66.158.21.19 | 1117656339 | 0 |
| 66.158.21.20 | 1117656340 | 0 |
| 66.158.21.21 | 1117656341 | 0 |
| 66.158.21.22 | 1117656342 | 0 |
| 66.158.21.23 | 1117656343 | 0 |
| 66.158.21.24 | 1117656344 | 0 |
| 66.158.21.25 | 1117656345 | 0 |
| 66.158.21.26 | 1117656346 | 0 |
| 66.158.21.27 | 1117656347 | 0 |
| 66.158.21.28 | 1117656348 | 0 |
| 66.158.21.29 | 1117656349 | 0 |
| 66.158.21.30 | 1117656350 | 0 |
| 66.158.21.31 | 1117656351 | 0 |
| 66.158.21.32 | 1117656352 | 0 |
| 66.158.21.33 | 1117656353 | 0 |
| 66.158.21.34 | 1117656354 | 0 |
| 66.158.21.35 | 1117656355 | 0 |
| 66.158.21.36 | 1117656356 | 0 |
| 66.158.21.37 | 1117656357 | 0 |
| 66.158.21.38 | 1117656358 | 0 |
| 66.158.21.39 | 1117656359 | 0 |
| 66.158.21.40 | 1117656360 | 0 |
| 66.158.21.41 | 1117656361 | 0 |
| 66.158.21.42 | 1117656362 | 0 |
| 66.158.21.43 | 1117656363 | 0 |
| 66.158.21.44 | 1117656364 | 0 |
| 66.158.21.45 | 1117656365 | 0 |
| 66.158.21.46 | 1117656366 | 0 |
| 66.158.21.47 | 1117656367 | 0 |
| 66.158.21.48 | 1117656368 | 0 |
| 66.158.21.49 | 1117656369 | 0 |
| 66.158.21.50 | 1117656370 | 0 |
| 66.158.21.51 | 1117656371 | 0 |
| 66.158.21.52 | 1117656372 | 0 |
| 66.158.21.53 | 1117656373 | 0 |
| 66.158.21.54 | 1117656374 | 0 |
| 66.158.21.55 | 1117656375 | 0 |
| 66.158.21.56 | 1117656376 | 0 |
| 66.158.21.57 | 1117656377 | 0 |
| 66.158.21.58 | 1117656378 | 0 |
| 66.158.21.59 | 1117656379 | 0 |
| 66.158.21.60 | 1117656380 | 0 |
| 66.158.21.61 | 1117656381 | 0 |
| 66.158.21.62 | 1117656382 | 0 |
| 66.158.21.63 | 1117656383 | 0 |
| 66.158.21.64 | 1117656384 | 0 |
| 66.158.21.65 | 1117656385 | 0 |
| 66.158.21.66 | 1117656386 | 0 |
| 66.158.21.67 | 1117656387 | 0 |
| 66.158.21.68 | 1117656388 | 0 |
| 66.158.21.69 | 1117656389 | 0 |
| 66.158.21.70 | 1117656390 | 0 |
| 66.158.21.71 | 1117656391 | 0 |
| 66.158.21.72 | 1117656392 | 0 |
| 66.158.21.73 | 1117656393 | 0 |
| 66.158.21.74 | 1117656394 | 0 |
| 66.158.21.75 | 1117656395 | 0 |
| 66.158.21.76 | 1117656396 | 0 |
| 66.158.21.77 | 1117656397 | 0 |
| 66.158.21.78 | 1117656398 | 0 |
| 66.158.21.79 | 1117656399 | 0 |
| 66.158.21.80 | 1117656400 | 0 |
| 66.158.21.81 | 1117656401 | 0 |
| 66.158.21.82 | 1117656402 | 0 |
| 66.158.21.83 | 1117656403 | 0 |
| 66.158.21.84 | 1117656404 | 0 |
| 66.158.21.85 | 1117656405 | 0 |