The IP address 55.1.221 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 55.0.0.0/8 (range 55.0.0.0 to 55.255.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 55.0.0.0 |
| IP ending by | 55.255.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 55.0.0.0/8 |
| Numerical IP | |
| Registry | arin |
| Last update | 03/03/2020 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Raleigh | 35.8428 | -78.6337 | 2020-03-02 |
| MaxMind | US | United States | - | Fort Huachuca | 31.5273 | -110.3607 | 2020-03-02 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 55.1.221.0 | 922868992 | 0 |
| 55.1.221.1 | 922868993 | 0 |
| 55.1.221.2 | 922868994 | 0 |
| 55.1.221.3 | 922868995 | 0 |
| 55.1.221.4 | 922868996 | 0 |
| 55.1.221.5 | 922868997 | 0 |
| 55.1.221.6 | 922868998 | 0 |
| 55.1.221.7 | 922868999 | 0 |
| 55.1.221.8 | 922869000 | 0 |
| 55.1.221.9 | 922869001 | 0 |
| 55.1.221.10 | 922869002 | 0 |
| 55.1.221.11 | 922869003 | 0 |
| 55.1.221.12 | 922869004 | 0 |
| 55.1.221.13 | 922869005 | 0 |
| 55.1.221.14 | 922869006 | 0 |
| 55.1.221.15 | 922869007 | 0 |
| 55.1.221.16 | 922869008 | 0 |
| 55.1.221.17 | 922869009 | 0 |
| 55.1.221.18 | 922869010 | 0 |
| 55.1.221.19 | 922869011 | 0 |
| 55.1.221.20 | 922869012 | 0 |
| 55.1.221.21 | 922869013 | 0 |
| 55.1.221.22 | 922869014 | 0 |
| 55.1.221.23 | 922869015 | 0 |
| 55.1.221.24 | 922869016 | 0 |
| 55.1.221.25 | 922869017 | 0 |
| 55.1.221.26 | 922869018 | 0 |
| 55.1.221.27 | 922869019 | 0 |
| 55.1.221.28 | 922869020 | 0 |
| 55.1.221.29 | 922869021 | 0 |
| 55.1.221.30 | 922869022 | 0 |
| 55.1.221.31 | 922869023 | 0 |
| 55.1.221.32 | 922869024 | 0 |
| 55.1.221.33 | 922869025 | 0 |
| 55.1.221.34 | 922869026 | 0 |
| 55.1.221.35 | 922869027 | 0 |
| 55.1.221.36 | 922869028 | 0 |
| 55.1.221.37 | 922869029 | 0 |
| 55.1.221.38 | 922869030 | 0 |
| 55.1.221.39 | 922869031 | 0 |
| 55.1.221.40 | 922869032 | 0 |
| 55.1.221.41 | 922869033 | 0 |
| 55.1.221.42 | 922869034 | 0 |
| 55.1.221.43 | 922869035 | 0 |
| 55.1.221.44 | 922869036 | 0 |
| 55.1.221.45 | 922869037 | 0 |
| 55.1.221.46 | 922869038 | 0 |
| 55.1.221.47 | 922869039 | 0 |
| 55.1.221.48 | 922869040 | 0 |
| 55.1.221.49 | 922869041 | 0 |
| 55.1.221.50 | 922869042 | 0 |
| 55.1.221.51 | 922869043 | 0 |
| 55.1.221.52 | 922869044 | 0 |
| 55.1.221.53 | 922869045 | 0 |
| 55.1.221.54 | 922869046 | 0 |
| 55.1.221.55 | 922869047 | 0 |
| 55.1.221.56 | 922869048 | 0 |
| 55.1.221.57 | 922869049 | 0 |
| 55.1.221.58 | 922869050 | 0 |
| 55.1.221.59 | 922869051 | 0 |
| 55.1.221.60 | 922869052 | 0 |
| 55.1.221.61 | 922869053 | 0 |
| 55.1.221.62 | 922869054 | 0 |
| 55.1.221.63 | 922869055 | 0 |
| 55.1.221.64 | 922869056 | 0 |
| 55.1.221.65 | 922869057 | 0 |
| 55.1.221.66 | 922869058 | 0 |
| 55.1.221.67 | 922869059 | 0 |
| 55.1.221.68 | 922869060 | 0 |
| 55.1.221.69 | 922869061 | 0 |
| 55.1.221.70 | 922869062 | 0 |
| 55.1.221.71 | 922869063 | 0 |
| 55.1.221.72 | 922869064 | 0 |
| 55.1.221.73 | 922869065 | 0 |
| 55.1.221.74 | 922869066 | 0 |
| 55.1.221.75 | 922869067 | 0 |
| 55.1.221.76 | 922869068 | 0 |
| 55.1.221.77 | 922869069 | 0 |
| 55.1.221.78 | 922869070 | 0 |
| 55.1.221.79 | 922869071 | 0 |
| 55.1.221.80 | 922869072 | 0 |
| 55.1.221.81 | 922869073 | 0 |
| 55.1.221.82 | 922869074 | 0 |
| 55.1.221.83 | 922869075 | 0 |
| 55.1.221.84 | 922869076 | 0 |
| 55.1.221.85 | 922869077 | 0 |