Les adresses IP débutant par 66.72.78 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 66.72.0.0/15, le bloc IP comprant les adresses de 66.72.0.0 à 66.73.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 66.72.0.0 |
| IP se terminant par | 66.73.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 66.72.0.0/15 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 05/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Youngstown | 41,0998 | -80,6495 | 2017-07-03 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 66.72.78.0 | 1112034816 | 0 |
| 66.72.78.1 | 1112034817 | 0 |
| 66.72.78.2 | 1112034818 | 0 |
| 66.72.78.3 | 1112034819 | 0 |
| 66.72.78.4 | 1112034820 | 0 |
| 66.72.78.5 | 1112034821 | 0 |
| 66.72.78.6 | 1112034822 | 0 |
| 66.72.78.7 | 1112034823 | 0 |
| 66.72.78.8 | 1112034824 | 0 |
| 66.72.78.9 | 1112034825 | 0 |
| 66.72.78.10 | 1112034826 | 0 |
| 66.72.78.11 | 1112034827 | 0 |
| 66.72.78.12 | 1112034828 | 0 |
| 66.72.78.13 | 1112034829 | 0 |
| 66.72.78.14 | 1112034830 | 0 |
| 66.72.78.15 | 1112034831 | 0 |
| 66.72.78.16 | 1112034832 | 0 |
| 66.72.78.17 | 1112034833 | 0 |
| 66.72.78.18 | 1112034834 | 0 |
| 66.72.78.19 | 1112034835 | 0 |
| 66.72.78.20 | 1112034836 | 0 |
| 66.72.78.21 | 1112034837 | 0 |
| 66.72.78.22 | 1112034838 | 0 |
| 66.72.78.23 | 1112034839 | 0 |
| 66.72.78.24 | 1112034840 | 0 |
| 66.72.78.25 | 1112034841 | 0 |
| 66.72.78.26 | 1112034842 | 0 |
| 66.72.78.27 | 1112034843 | 0 |
| 66.72.78.28 | 1112034844 | 0 |
| 66.72.78.29 | 1112034845 | 0 |
| 66.72.78.30 | 1112034846 | 0 |
| 66.72.78.31 | 1112034847 | 0 |
| 66.72.78.32 | 1112034848 | 0 |
| 66.72.78.33 | 1112034849 | 0 |
| 66.72.78.34 | 1112034850 | 0 |
| 66.72.78.35 | 1112034851 | 0 |
| 66.72.78.36 | 1112034852 | 0 |
| 66.72.78.37 | 1112034853 | 0 |
| 66.72.78.38 | 1112034854 | 0 |
| 66.72.78.39 | 1112034855 | 0 |
| 66.72.78.40 | 1112034856 | 0 |
| 66.72.78.41 | 1112034857 | 0 |
| 66.72.78.42 | 1112034858 | 0 |
| 66.72.78.43 | 1112034859 | 0 |
| 66.72.78.44 | 1112034860 | 0 |
| 66.72.78.45 | 1112034861 | 0 |
| 66.72.78.46 | 1112034862 | 0 |
| 66.72.78.47 | 1112034863 | 0 |
| 66.72.78.48 | 1112034864 | 0 |
| 66.72.78.49 | 1112034865 | 0 |
| 66.72.78.50 | 1112034866 | 0 |
| 66.72.78.51 | 1112034867 | 0 |
| 66.72.78.52 | 1112034868 | 0 |
| 66.72.78.53 | 1112034869 | 0 |
| 66.72.78.54 | 1112034870 | 0 |
| 66.72.78.55 | 1112034871 | 0 |
| 66.72.78.56 | 1112034872 | 0 |
| 66.72.78.57 | 1112034873 | 0 |
| 66.72.78.58 | 1112034874 | 0 |
| 66.72.78.59 | 1112034875 | 0 |
| 66.72.78.60 | 1112034876 | 0 |
| 66.72.78.61 | 1112034877 | 0 |
| 66.72.78.62 | 1112034878 | 0 |
| 66.72.78.63 | 1112034879 | 0 |
| 66.72.78.64 | 1112034880 | 0 |
| 66.72.78.65 | 1112034881 | 0 |
| 66.72.78.66 | 1112034882 | 0 |
| 66.72.78.67 | 1112034883 | 0 |
| 66.72.78.68 | 1112034884 | 0 |
| 66.72.78.69 | 1112034885 | 0 |
| 66.72.78.70 | 1112034886 | 0 |
| 66.72.78.71 | 1112034887 | 0 |
| 66.72.78.72 | 1112034888 | 0 |
| 66.72.78.73 | 1112034889 | 0 |
| 66.72.78.74 | 1112034890 | 0 |
| 66.72.78.75 | 1112034891 | 0 |
| 66.72.78.76 | 1112034892 | 0 |
| 66.72.78.77 | 1112034893 | 0 |
| 66.72.78.78 | 1112034894 | 0 |
| 66.72.78.79 | 1112034895 | 0 |
| 66.72.78.80 | 1112034896 | 0 |
| 66.72.78.81 | 1112034897 | 0 |
| 66.72.78.82 | 1112034898 | 0 |
| 66.72.78.83 | 1112034899 | 0 |
| 66.72.78.84 | 1112034900 | 0 |
| 66.72.78.85 | 1112034901 | 0 |
| IP | Numerical IP | DNS |
| 66.72.78.86 | 1112034902 | 0 |
| 66.72.78.87 | 1112034903 | 0 |
| 66.72.78.88 | 1112034904 | 0 |
| 66.72.78.89 | 1112034905 | 0 |
| 66.72.78.90 | 1112034906 | 0 |
| 66.72.78.91 | 1112034907 | 0 |
| 66.72.78.92 | 1112034908 | 0 |
| 66.72.78.93 | 1112034909 | 0 |
| 66.72.78.94 | 1112034910 | 0 |
| 66.72.78.95 | 1112034911 | 0 |
| 66.72.78.96 | 1112034912 | 0 |
| 66.72.78.97 | 1112034913 | 0 |
| 66.72.78.98 | 1112034914 | 0 |
| 66.72.78.99 | 1112034915 | 0 |
| 66.72.78.100 | 1112034916 | 0 |
| 66.72.78.101 | 1112034917 | 0 |
| 66.72.78.102 | 1112034918 | 0 |
| 66.72.78.103 | 1112034919 | 0 |
| 66.72.78.104 | 1112034920 | 0 |
| 66.72.78.105 | 1112034921 | 0 |
| 66.72.78.106 | 1112034922 | 0 |
| 66.72.78.107 | 1112034923 | 0 |
| 66.72.78.108 | 1112034924 | 0 |
| 66.72.78.109 | 1112034925 | 0 |
| 66.72.78.110 | 1112034926 | 0 |
| 66.72.78.111 | 1112034927 | 0 |
| 66.72.78.112 | 1112034928 | 0 |
| 66.72.78.113 | 1112034929 | 0 |
| 66.72.78.114 | 1112034930 | 0 |
| 66.72.78.115 | 1112034931 | 0 |
| 66.72.78.116 | 1112034932 | 0 |
| 66.72.78.117 | 1112034933 | 0 |
| 66.72.78.118 | 1112034934 | 0 |
| 66.72.78.119 | 1112034935 | 0 |
| 66.72.78.120 | 1112034936 | 0 |
| 66.72.78.121 | 1112034937 | 0 |
| 66.72.78.122 | 1112034938 | 0 |
| 66.72.78.123 | 1112034939 | 0 |
| 66.72.78.124 | 1112034940 | 0 |
| 66.72.78.125 | 1112034941 | 0 |
| 66.72.78.126 | 1112034942 | 0 |
| 66.72.78.127 | 1112034943 | 0 |
| 66.72.78.128 | 1112034944 | 0 |
| 66.72.78.129 | 1112034945 | 0 |
| 66.72.78.130 | 1112034946 | 0 |
| 66.72.78.131 | 1112034947 | 0 |
| 66.72.78.132 | 1112034948 | 0 |
| 66.72.78.133 | 1112034949 | 0 |
| 66.72.78.134 | 1112034950 | 0 |
| 66.72.78.135 | 1112034951 | 0 |
| 66.72.78.136 | 1112034952 | 0 |
| 66.72.78.137 | 1112034953 | 0 |
| 66.72.78.138 | 1112034954 | 0 |
| 66.72.78.139 | 1112034955 | 0 |
| 66.72.78.140 | 1112034956 | 0 |
| 66.72.78.141 | 1112034957 | 0 |
| 66.72.78.142 | 1112034958 | 0 |
| 66.72.78.143 | 1112034959 | 0 |
| 66.72.78.144 | 1112034960 | 0 |
| 66.72.78.145 | 1112034961 | 0 |
| 66.72.78.146 | 1112034962 | 0 |
| 66.72.78.147 | 1112034963 | 0 |
| 66.72.78.148 | 1112034964 | 0 |
| 66.72.78.149 | 1112034965 | 0 |
| 66.72.78.150 | 1112034966 | 0 |
| 66.72.78.151 | 1112034967 | 0 |
| 66.72.78.152 | 1112034968 | 0 |
| 66.72.78.153 | 1112034969 | 0 |
| 66.72.78.154 | 1112034970 | 0 |
| 66.72.78.155 | 1112034971 | 0 |
| 66.72.78.156 | 1112034972 | 0 |
| 66.72.78.157 | 1112034973 | 0 |
| 66.72.78.158 | 1112034974 | 0 |
| 66.72.78.159 | 1112034975 | 0 |
| 66.72.78.160 | 1112034976 | 0 |
| 66.72.78.161 | 1112034977 | 0 |
| 66.72.78.162 | 1112034978 | 0 |
| 66.72.78.163 | 1112034979 | 0 |
| 66.72.78.164 | 1112034980 | 0 |
| 66.72.78.165 | 1112034981 | 0 |
| 66.72.78.166 | 1112034982 | 0 |
| 66.72.78.167 | 1112034983 | 0 |
| 66.72.78.168 | 1112034984 | 0 |
| 66.72.78.169 | 1112034985 | 0 |
| 66.72.78.170 | 1112034986 | 0 |
| 66.72.78.171 | 1112034987 | 0 |
| IP | Numerical IP | DNS |
| 66.72.78.172 | 1112034988 | 0 |
| 66.72.78.173 | 1112034989 | 0 |
| 66.72.78.174 | 1112034990 | 0 |
| 66.72.78.175 | 1112034991 | 0 |
| 66.72.78.176 | 1112034992 | 0 |
| 66.72.78.177 | 1112034993 | 0 |
| 66.72.78.178 | 1112034994 | 0 |
| 66.72.78.179 | 1112034995 | 0 |
| 66.72.78.180 | 1112034996 | 0 |
| 66.72.78.181 | 1112034997 | 0 |
| 66.72.78.182 | 1112034998 | 0 |
| 66.72.78.183 | 1112034999 | 0 |
| 66.72.78.184 | 1112035000 | 0 |
| 66.72.78.185 | 1112035001 | 0 |
| 66.72.78.186 | 1112035002 | 0 |
| 66.72.78.187 | 1112035003 | 0 |
| 66.72.78.188 | 1112035004 | 0 |
| 66.72.78.189 | 1112035005 | 0 |
| 66.72.78.190 | 1112035006 | 0 |
| 66.72.78.191 | 1112035007 | 0 |
| 66.72.78.192 | 1112035008 | 0 |
| 66.72.78.193 | 1112035009 | 0 |
| 66.72.78.194 | 1112035010 | 0 |
| 66.72.78.195 | 1112035011 | 0 |
| 66.72.78.196 | 1112035012 | 0 |
| 66.72.78.197 | 1112035013 | 0 |
| 66.72.78.198 | 1112035014 | 0 |
| 66.72.78.199 | 1112035015 | 0 |
| 66.72.78.200 | 1112035016 | 0 |
| 66.72.78.201 | 1112035017 | 0 |
| 66.72.78.202 | 1112035018 | 0 |
| 66.72.78.203 | 1112035019 | 0 |
| 66.72.78.204 | 1112035020 | 0 |
| 66.72.78.205 | 1112035021 | 0 |
| 66.72.78.206 | 1112035022 | 0 |
| 66.72.78.207 | 1112035023 | 0 |
| 66.72.78.208 | 1112035024 | 0 |
| 66.72.78.209 | 1112035025 | 0 |
| 66.72.78.210 | 1112035026 | 0 |
| 66.72.78.211 | 1112035027 | 0 |
| 66.72.78.212 | 1112035028 | 0 |
| 66.72.78.213 | 1112035029 | 0 |
| 66.72.78.214 | 1112035030 | 0 |
| 66.72.78.215 | 1112035031 | 0 |
| 66.72.78.216 | 1112035032 | 0 |
| 66.72.78.217 | 1112035033 | 0 |
| 66.72.78.218 | 1112035034 | 0 |
| 66.72.78.219 | 1112035035 | 0 |
| 66.72.78.220 | 1112035036 | 0 |
| 66.72.78.221 | 1112035037 | 0 |
| 66.72.78.222 | 1112035038 | 0 |
| 66.72.78.223 | 1112035039 | 0 |
| 66.72.78.224 | 1112035040 | 0 |
| 66.72.78.225 | 1112035041 | 0 |
| 66.72.78.226 | 1112035042 | 0 |
| 66.72.78.227 | 1112035043 | 0 |
| 66.72.78.228 | 1112035044 | 0 |
| 66.72.78.229 | 1112035045 | 0 |
| 66.72.78.230 | 1112035046 | 0 |
| 66.72.78.231 | 1112035047 | 0 |
| 66.72.78.232 | 1112035048 | 0 |
| 66.72.78.233 | 1112035049 | 0 |
| 66.72.78.234 | 1112035050 | 0 |
| 66.72.78.235 | 1112035051 | 0 |
| 66.72.78.236 | 1112035052 | 0 |
| 66.72.78.237 | 1112035053 | 0 |
| 66.72.78.238 | 1112035054 | 0 |
| 66.72.78.239 | 1112035055 | 0 |
| 66.72.78.240 | 1112035056 | 0 |
| 66.72.78.241 | 1112035057 | 0 |
| 66.72.78.242 | 1112035058 | 0 |
| 66.72.78.243 | 1112035059 | 0 |
| 66.72.78.244 | 1112035060 | 0 |
| 66.72.78.245 | 1112035061 | 0 |
| 66.72.78.246 | 1112035062 | 0 |
| 66.72.78.247 | 1112035063 | 0 |
| 66.72.78.248 | 1112035064 | 0 |
| 66.72.78.249 | 1112035065 | 0 |
| 66.72.78.250 | 1112035066 | 0 |
| 66.72.78.251 | 1112035067 | 0 |
| 66.72.78.252 | 1112035068 | 0 |
| 66.72.78.253 | 1112035069 | 0 |
| 66.72.78.254 | 1112035070 | 0 |
| 66.72.78.255 | 1112035071 | 0 |