Les adresses IP débutant par 208.1.221 sont fournies par Sprint, elles appartiennent au CIDR (Classless Inter-Domain Routing) 208.0.0.0/11, le bloc IP comprant les adresses de 208.0.0.0 à 208.31.255.255). Le numéro de système autonome (ASN) est 1239.
| ASN | 1239 |
| IP commençant par | 208.0.0.0 |
| IP se terminant par | 208.31.255.255 |
| Nom ASN | Sprint |
| CDIR | 208.0.0.0/11 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 15/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Reston | 38,926 | -77,3973 | 2017-07-03 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 208.1.221.0 | 3489783040 | 0 |
| 208.1.221.1 | 3489783041 | 0 |
| 208.1.221.2 | 3489783042 | 0 |
| 208.1.221.3 | 3489783043 | 0 |
| 208.1.221.4 | 3489783044 | 0 |
| 208.1.221.5 | 3489783045 | 0 |
| 208.1.221.6 | 3489783046 | 0 |
| 208.1.221.7 | 3489783047 | 0 |
| 208.1.221.8 | 3489783048 | 0 |
| 208.1.221.9 | 3489783049 | 0 |
| 208.1.221.10 | 3489783050 | 0 |
| 208.1.221.11 | 3489783051 | 0 |
| 208.1.221.12 | 3489783052 | 0 |
| 208.1.221.13 | 3489783053 | 0 |
| 208.1.221.14 | 3489783054 | 0 |
| 208.1.221.15 | 3489783055 | 0 |
| 208.1.221.16 | 3489783056 | 0 |
| 208.1.221.17 | 3489783057 | 0 |
| 208.1.221.18 | 3489783058 | 0 |
| 208.1.221.19 | 3489783059 | 0 |
| 208.1.221.20 | 3489783060 | 0 |
| 208.1.221.21 | 3489783061 | 0 |
| 208.1.221.22 | 3489783062 | 0 |
| 208.1.221.23 | 3489783063 | 0 |
| 208.1.221.24 | 3489783064 | 0 |
| 208.1.221.25 | 3489783065 | 0 |
| 208.1.221.26 | 3489783066 | 0 |
| 208.1.221.27 | 3489783067 | 0 |
| 208.1.221.28 | 3489783068 | 0 |
| 208.1.221.29 | 3489783069 | 0 |
| 208.1.221.30 | 3489783070 | 0 |
| 208.1.221.31 | 3489783071 | 0 |
| 208.1.221.32 | 3489783072 | 0 |
| 208.1.221.33 | 3489783073 | 0 |
| 208.1.221.34 | 3489783074 | 0 |
| 208.1.221.35 | 3489783075 | 0 |
| 208.1.221.36 | 3489783076 | 0 |
| 208.1.221.37 | 3489783077 | 0 |
| 208.1.221.38 | 3489783078 | 0 |
| 208.1.221.39 | 3489783079 | 0 |
| 208.1.221.40 | 3489783080 | 0 |
| 208.1.221.41 | 3489783081 | 0 |
| 208.1.221.42 | 3489783082 | 0 |
| 208.1.221.43 | 3489783083 | 0 |
| 208.1.221.44 | 3489783084 | 0 |
| 208.1.221.45 | 3489783085 | 0 |
| 208.1.221.46 | 3489783086 | 0 |
| 208.1.221.47 | 3489783087 | 0 |
| 208.1.221.48 | 3489783088 | 0 |
| 208.1.221.49 | 3489783089 | 0 |
| 208.1.221.50 | 3489783090 | 0 |
| 208.1.221.51 | 3489783091 | 0 |
| 208.1.221.52 | 3489783092 | 0 |
| 208.1.221.53 | 3489783093 | 0 |
| 208.1.221.54 | 3489783094 | 0 |
| 208.1.221.55 | 3489783095 | 0 |
| 208.1.221.56 | 3489783096 | 0 |
| 208.1.221.57 | 3489783097 | 0 |
| 208.1.221.58 | 3489783098 | 0 |
| 208.1.221.59 | 3489783099 | 0 |
| 208.1.221.60 | 3489783100 | 0 |
| 208.1.221.61 | 3489783101 | 0 |
| 208.1.221.62 | 3489783102 | 0 |
| 208.1.221.63 | 3489783103 | 0 |
| 208.1.221.64 | 3489783104 | 0 |
| 208.1.221.65 | 3489783105 | 0 |
| 208.1.221.66 | 3489783106 | 0 |
| 208.1.221.67 | 3489783107 | 0 |
| 208.1.221.68 | 3489783108 | 0 |
| 208.1.221.69 | 3489783109 | 0 |
| 208.1.221.70 | 3489783110 | 0 |
| 208.1.221.71 | 3489783111 | 0 |
| 208.1.221.72 | 3489783112 | 0 |
| 208.1.221.73 | 3489783113 | 0 |
| 208.1.221.74 | 3489783114 | 0 |
| 208.1.221.75 | 3489783115 | 0 |
| 208.1.221.76 | 3489783116 | 0 |
| 208.1.221.77 | 3489783117 | 0 |
| 208.1.221.78 | 3489783118 | 0 |
| 208.1.221.79 | 3489783119 | 0 |
| 208.1.221.80 | 3489783120 | 0 |
| 208.1.221.81 | 3489783121 | 0 |
| 208.1.221.82 | 3489783122 | 0 |
| 208.1.221.83 | 3489783123 | 0 |
| 208.1.221.84 | 3489783124 | 0 |
| 208.1.221.85 | 3489783125 | 0 |