L'indirizzo IP 55.73.21 è fornito da DoD Network Information Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 55.0.0.0/8, IP tra 55.0.0.0 a 55.255.255.255 ). Il numero di sistema autonomo (ASN) è 721.
| ASN | 721 |
| IP inizia con | 55.0.0.0 |
| IP finale con | 55.255.255.255 |
| ASN Nome | DoD Network Information Center |
| CDIR | 55.0.0.0/8 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 09/01/2019 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Raleigh | 35,8428 | -78,6337 | 2019-01-09 |
| MaxMind | US | United States | - | Fort Huachuca | 31,5273 | -110,3607 | 2019-01-09 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 55.73.21.0 | 927536384 | 0 |
| 55.73.21.1 | 927536385 | 0 |
| 55.73.21.2 | 927536386 | 0 |
| 55.73.21.3 | 927536387 | 0 |
| 55.73.21.4 | 927536388 | 0 |
| 55.73.21.5 | 927536389 | 0 |
| 55.73.21.6 | 927536390 | 0 |
| 55.73.21.7 | 927536391 | 0 |
| 55.73.21.8 | 927536392 | 0 |
| 55.73.21.9 | 927536393 | 0 |
| 55.73.21.10 | 927536394 | 0 |
| 55.73.21.11 | 927536395 | 0 |
| 55.73.21.12 | 927536396 | 0 |
| 55.73.21.13 | 927536397 | 0 |
| 55.73.21.14 | 927536398 | 0 |
| 55.73.21.15 | 927536399 | 0 |
| 55.73.21.16 | 927536400 | 0 |
| 55.73.21.17 | 927536401 | 0 |
| 55.73.21.18 | 927536402 | 0 |
| 55.73.21.19 | 927536403 | 0 |
| 55.73.21.20 | 927536404 | 0 |
| 55.73.21.21 | 927536405 | 0 |
| 55.73.21.22 | 927536406 | 0 |
| 55.73.21.23 | 927536407 | 0 |
| 55.73.21.24 | 927536408 | 0 |
| 55.73.21.25 | 927536409 | 0 |
| 55.73.21.26 | 927536410 | 0 |
| 55.73.21.27 | 927536411 | 0 |
| 55.73.21.28 | 927536412 | 0 |
| 55.73.21.29 | 927536413 | 0 |
| 55.73.21.30 | 927536414 | 0 |
| 55.73.21.31 | 927536415 | 0 |
| 55.73.21.32 | 927536416 | 0 |
| 55.73.21.33 | 927536417 | 0 |
| 55.73.21.34 | 927536418 | 0 |
| 55.73.21.35 | 927536419 | 0 |
| 55.73.21.36 | 927536420 | 0 |
| 55.73.21.37 | 927536421 | 0 |
| 55.73.21.38 | 927536422 | 0 |
| 55.73.21.39 | 927536423 | 0 |
| 55.73.21.40 | 927536424 | 0 |
| 55.73.21.41 | 927536425 | 0 |
| 55.73.21.42 | 927536426 | 0 |
| 55.73.21.43 | 927536427 | 0 |
| 55.73.21.44 | 927536428 | 0 |
| 55.73.21.45 | 927536429 | 0 |
| 55.73.21.46 | 927536430 | 0 |
| 55.73.21.47 | 927536431 | 0 |
| 55.73.21.48 | 927536432 | 0 |
| 55.73.21.49 | 927536433 | 0 |
| 55.73.21.50 | 927536434 | 0 |
| 55.73.21.51 | 927536435 | 0 |
| 55.73.21.52 | 927536436 | 0 |
| 55.73.21.53 | 927536437 | 0 |
| 55.73.21.54 | 927536438 | 0 |
| 55.73.21.55 | 927536439 | 0 |
| 55.73.21.56 | 927536440 | 0 |
| 55.73.21.57 | 927536441 | 0 |
| 55.73.21.58 | 927536442 | 0 |
| 55.73.21.59 | 927536443 | 0 |
| 55.73.21.60 | 927536444 | 0 |
| 55.73.21.61 | 927536445 | 0 |
| 55.73.21.62 | 927536446 | 0 |
| 55.73.21.63 | 927536447 | 0 |
| 55.73.21.64 | 927536448 | 0 |
| 55.73.21.65 | 927536449 | 0 |
| 55.73.21.66 | 927536450 | 0 |
| 55.73.21.67 | 927536451 | 0 |
| 55.73.21.68 | 927536452 | 0 |
| 55.73.21.69 | 927536453 | 0 |
| 55.73.21.70 | 927536454 | 0 |
| 55.73.21.71 | 927536455 | 0 |
| 55.73.21.72 | 927536456 | 0 |
| 55.73.21.73 | 927536457 | 0 |
| 55.73.21.74 | 927536458 | 0 |
| 55.73.21.75 | 927536459 | 0 |
| 55.73.21.76 | 927536460 | 0 |
| 55.73.21.77 | 927536461 | 0 |
| 55.73.21.78 | 927536462 | 0 |
| 55.73.21.79 | 927536463 | 0 |
| 55.73.21.80 | 927536464 | 0 |
| 55.73.21.81 | 927536465 | 0 |
| 55.73.21.82 | 927536466 | 0 |
| 55.73.21.83 | 927536467 | 0 |
| 55.73.21.84 | 927536468 | 0 |
| 55.73.21.85 | 927536469 | 0 |