L'indirizzo IP 172.20.4 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP tra 172.0.0.0 a 172.15.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 172.0.0.0 |
| IP finale con | 172.15.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 04/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | - | - | - | - | 0 | 0 | 2017-07-03 |
| MaxMind | US | United States | - | Valencia | 34,418 | -118,5662 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.20.4.0 | 2886992896 | 0 |
| 172.20.4.1 | 2886992897 | 0 |
| 172.20.4.2 | 2886992898 | 0 |
| 172.20.4.3 | 2886992899 | 0 |
| 172.20.4.4 | 2886992900 | 0 |
| 172.20.4.5 | 2886992901 | 0 |
| 172.20.4.6 | 2886992902 | 0 |
| 172.20.4.7 | 2886992903 | 0 |
| 172.20.4.8 | 2886992904 | 0 |
| 172.20.4.9 | 2886992905 | 0 |
| 172.20.4.10 | 2886992906 | 0 |
| 172.20.4.11 | 2886992907 | 0 |
| 172.20.4.12 | 2886992908 | 0 |
| 172.20.4.13 | 2886992909 | 0 |
| 172.20.4.14 | 2886992910 | 0 |
| 172.20.4.15 | 2886992911 | 0 |
| 172.20.4.16 | 2886992912 | 0 |
| 172.20.4.17 | 2886992913 | 0 |
| 172.20.4.18 | 2886992914 | 0 |
| 172.20.4.19 | 2886992915 | 0 |
| 172.20.4.20 | 2886992916 | 0 |
| 172.20.4.21 | 2886992917 | 0 |
| 172.20.4.22 | 2886992918 | 0 |
| 172.20.4.23 | 2886992919 | 0 |
| 172.20.4.24 | 2886992920 | 0 |
| 172.20.4.25 | 2886992921 | 0 |
| 172.20.4.26 | 2886992922 | 0 |
| 172.20.4.27 | 2886992923 | 0 |
| 172.20.4.28 | 2886992924 | 0 |
| 172.20.4.29 | 2886992925 | 0 |
| 172.20.4.30 | 2886992926 | 0 |
| 172.20.4.31 | 2886992927 | 0 |
| 172.20.4.32 | 2886992928 | 0 |
| 172.20.4.33 | 2886992929 | 0 |
| 172.20.4.34 | 2886992930 | 0 |
| 172.20.4.35 | 2886992931 | 0 |
| 172.20.4.36 | 2886992932 | 0 |
| 172.20.4.37 | 2886992933 | 0 |
| 172.20.4.38 | 2886992934 | 0 |
| 172.20.4.39 | 2886992935 | 0 |
| 172.20.4.40 | 2886992936 | 0 |
| 172.20.4.41 | 2886992937 | 0 |
| 172.20.4.42 | 2886992938 | 0 |
| 172.20.4.43 | 2886992939 | 0 |
| 172.20.4.44 | 2886992940 | 0 |
| 172.20.4.45 | 2886992941 | 0 |
| 172.20.4.46 | 2886992942 | 0 |
| 172.20.4.47 | 2886992943 | 0 |
| 172.20.4.48 | 2886992944 | 0 |
| 172.20.4.49 | 2886992945 | 0 |
| 172.20.4.50 | 2886992946 | 0 |
| 172.20.4.51 | 2886992947 | 0 |
| 172.20.4.52 | 2886992948 | 0 |
| 172.20.4.53 | 2886992949 | 0 |
| 172.20.4.54 | 2886992950 | 0 |
| 172.20.4.55 | 2886992951 | 0 |
| 172.20.4.56 | 2886992952 | 0 |
| 172.20.4.57 | 2886992953 | 0 |
| 172.20.4.58 | 2886992954 | 0 |
| 172.20.4.59 | 2886992955 | 0 |
| 172.20.4.60 | 2886992956 | 0 |
| 172.20.4.61 | 2886992957 | 0 |
| 172.20.4.62 | 2886992958 | 0 |
| 172.20.4.63 | 2886992959 | 0 |
| 172.20.4.64 | 2886992960 | 0 |
| 172.20.4.65 | 2886992961 | 0 |
| 172.20.4.66 | 2886992962 | 0 |
| 172.20.4.67 | 2886992963 | 0 |
| 172.20.4.68 | 2886992964 | 0 |
| 172.20.4.69 | 2886992965 | 0 |
| 172.20.4.70 | 2886992966 | 0 |
| 172.20.4.71 | 2886992967 | 0 |
| 172.20.4.72 | 2886992968 | 0 |
| 172.20.4.73 | 2886992969 | 0 |
| 172.20.4.74 | 2886992970 | 0 |
| 172.20.4.75 | 2886992971 | 0 |
| 172.20.4.76 | 2886992972 | 0 |
| 172.20.4.77 | 2886992973 | 0 |
| 172.20.4.78 | 2886992974 | 0 |
| 172.20.4.79 | 2886992975 | 0 |
| 172.20.4.80 | 2886992976 | 0 |
| 172.20.4.81 | 2886992977 | 0 |
| 172.20.4.82 | 2886992978 | 0 |
| 172.20.4.83 | 2886992979 | 0 |
| 172.20.4.84 | 2886992980 | 0 |
| 172.20.4.85 | 2886992981 | 0 |
| IP | Numerical IP | DNS |
| 172.20.4.86 | 2886992982 | 0 |
| 172.20.4.87 | 2886992983 | 0 |
| 172.20.4.88 | 2886992984 | 0 |
| 172.20.4.89 | 2886992985 | 0 |
| 172.20.4.90 | 2886992986 | 0 |
| 172.20.4.91 | 2886992987 | 0 |
| 172.20.4.92 | 2886992988 | 0 |
| 172.20.4.93 | 2886992989 | 0 |
| 172.20.4.94 | 2886992990 | 0 |
| 172.20.4.95 | 2886992991 | 0 |
| 172.20.4.96 | 2886992992 | 0 |
| 172.20.4.97 | 2886992993 | 0 |
| 172.20.4.98 | 2886992994 | 0 |
| 172.20.4.99 | 2886992995 | 0 |
| 172.20.4.100 | 2886992996 | 0 |
| 172.20.4.101 | 2886992997 | 0 |
| 172.20.4.102 | 2886992998 | 0 |
| 172.20.4.103 | 2886992999 | 0 |
| 172.20.4.104 | 2886993000 | 0 |
| 172.20.4.105 | 2886993001 | 0 |
| 172.20.4.106 | 2886993002 | 0 |
| 172.20.4.107 | 2886993003 | 0 |
| 172.20.4.108 | 2886993004 | 0 |
| 172.20.4.109 | 2886993005 | 0 |
| 172.20.4.110 | 2886993006 | 0 |
| 172.20.4.111 | 2886993007 | 0 |
| 172.20.4.112 | 2886993008 | 0 |
| 172.20.4.113 | 2886993009 | 0 |
| 172.20.4.114 | 2886993010 | 0 |
| 172.20.4.115 | 2886993011 | 0 |
| 172.20.4.116 | 2886993012 | 0 |
| 172.20.4.117 | 2886993013 | 0 |
| 172.20.4.118 | 2886993014 | 0 |
| 172.20.4.119 | 2886993015 | 0 |
| 172.20.4.120 | 2886993016 | 0 |
| 172.20.4.121 | 2886993017 | 0 |
| 172.20.4.122 | 2886993018 | 0 |
| 172.20.4.123 | 2886993019 | 0 |
| 172.20.4.124 | 2886993020 | 0 |
| 172.20.4.125 | 2886993021 | 0 |
| 172.20.4.126 | 2886993022 | 0 |
| 172.20.4.127 | 2886993023 | 0 |
| 172.20.4.128 | 2886993024 | 0 |
| 172.20.4.129 | 2886993025 | 0 |
| 172.20.4.130 | 2886993026 | 0 |
| 172.20.4.131 | 2886993027 | 0 |
| 172.20.4.132 | 2886993028 | 0 |
| 172.20.4.133 | 2886993029 | 0 |
| 172.20.4.134 | 2886993030 | 0 |
| 172.20.4.135 | 2886993031 | 0 |
| 172.20.4.136 | 2886993032 | 0 |
| 172.20.4.137 | 2886993033 | 0 |
| 172.20.4.138 | 2886993034 | 0 |
| 172.20.4.139 | 2886993035 | 0 |
| 172.20.4.140 | 2886993036 | 0 |
| 172.20.4.141 | 2886993037 | 0 |
| 172.20.4.142 | 2886993038 | 0 |
| 172.20.4.143 | 2886993039 | 0 |
| 172.20.4.144 | 2886993040 | 0 |
| 172.20.4.145 | 2886993041 | 0 |
| 172.20.4.146 | 2886993042 | 0 |
| 172.20.4.147 | 2886993043 | 0 |
| 172.20.4.148 | 2886993044 | 0 |
| 172.20.4.149 | 2886993045 | 0 |
| 172.20.4.150 | 2886993046 | 0 |
| 172.20.4.151 | 2886993047 | 0 |
| 172.20.4.152 | 2886993048 | 0 |
| 172.20.4.153 | 2886993049 | 0 |
| 172.20.4.154 | 2886993050 | 0 |
| 172.20.4.155 | 2886993051 | 0 |
| 172.20.4.156 | 2886993052 | 0 |
| 172.20.4.157 | 2886993053 | 0 |
| 172.20.4.158 | 2886993054 | 0 |
| 172.20.4.159 | 2886993055 | 0 |
| 172.20.4.160 | 2886993056 | 0 |
| 172.20.4.161 | 2886993057 | 0 |
| 172.20.4.162 | 2886993058 | 0 |
| 172.20.4.163 | 2886993059 | 0 |
| 172.20.4.164 | 2886993060 | 0 |
| 172.20.4.165 | 2886993061 | 0 |
| 172.20.4.166 | 2886993062 | 0 |
| 172.20.4.167 | 2886993063 | 0 |
| 172.20.4.168 | 2886993064 | 0 |
| 172.20.4.169 | 2886993065 | 0 |
| 172.20.4.170 | 2886993066 | 0 |
| 172.20.4.171 | 2886993067 | 0 |
| IP | Numerical IP | DNS |
| 172.20.4.172 | 2886993068 | 0 |
| 172.20.4.173 | 2886993069 | 0 |
| 172.20.4.174 | 2886993070 | 0 |
| 172.20.4.175 | 2886993071 | 0 |
| 172.20.4.176 | 2886993072 | 0 |
| 172.20.4.177 | 2886993073 | 0 |
| 172.20.4.178 | 2886993074 | 0 |
| 172.20.4.179 | 2886993075 | 0 |
| 172.20.4.180 | 2886993076 | 0 |
| 172.20.4.181 | 2886993077 | 0 |
| 172.20.4.182 | 2886993078 | 0 |
| 172.20.4.183 | 2886993079 | 0 |
| 172.20.4.184 | 2886993080 | 0 |
| 172.20.4.185 | 2886993081 | 0 |
| 172.20.4.186 | 2886993082 | 0 |
| 172.20.4.187 | 2886993083 | 0 |
| 172.20.4.188 | 2886993084 | 0 |
| 172.20.4.189 | 2886993085 | 0 |
| 172.20.4.190 | 2886993086 | 0 |
| 172.20.4.191 | 2886993087 | 0 |
| 172.20.4.192 | 2886993088 | 0 |
| 172.20.4.193 | 2886993089 | 0 |
| 172.20.4.194 | 2886993090 | 0 |
| 172.20.4.195 | 2886993091 | 0 |
| 172.20.4.196 | 2886993092 | 0 |
| 172.20.4.197 | 2886993093 | 0 |
| 172.20.4.198 | 2886993094 | 0 |
| 172.20.4.199 | 2886993095 | 0 |
| 172.20.4.200 | 2886993096 | 0 |
| 172.20.4.201 | 2886993097 | 0 |
| 172.20.4.202 | 2886993098 | 0 |
| 172.20.4.203 | 2886993099 | 0 |
| 172.20.4.204 | 2886993100 | 0 |
| 172.20.4.205 | 2886993101 | 0 |
| 172.20.4.206 | 2886993102 | 0 |
| 172.20.4.207 | 2886993103 | 0 |
| 172.20.4.208 | 2886993104 | 0 |
| 172.20.4.209 | 2886993105 | 0 |
| 172.20.4.210 | 2886993106 | 0 |
| 172.20.4.211 | 2886993107 | 0 |
| 172.20.4.212 | 2886993108 | 0 |
| 172.20.4.213 | 2886993109 | 0 |
| 172.20.4.214 | 2886993110 | 0 |
| 172.20.4.215 | 2886993111 | 0 |
| 172.20.4.216 | 2886993112 | 0 |
| 172.20.4.217 | 2886993113 | 0 |
| 172.20.4.218 | 2886993114 | 0 |
| 172.20.4.219 | 2886993115 | 0 |
| 172.20.4.220 | 2886993116 | 0 |
| 172.20.4.221 | 2886993117 | 0 |
| 172.20.4.222 | 2886993118 | 0 |
| 172.20.4.223 | 2886993119 | 0 |
| 172.20.4.224 | 2886993120 | 0 |
| 172.20.4.225 | 2886993121 | 0 |
| 172.20.4.226 | 2886993122 | 0 |
| 172.20.4.227 | 2886993123 | 0 |
| 172.20.4.228 | 2886993124 | 0 |
| 172.20.4.229 | 2886993125 | 0 |
| 172.20.4.230 | 2886993126 | 0 |
| 172.20.4.231 | 2886993127 | 0 |
| 172.20.4.232 | 2886993128 | 0 |
| 172.20.4.233 | 2886993129 | 0 |
| 172.20.4.234 | 2886993130 | 0 |
| 172.20.4.235 | 2886993131 | 0 |
| 172.20.4.236 | 2886993132 | 0 |
| 172.20.4.237 | 2886993133 | 0 |
| 172.20.4.238 | 2886993134 | 0 |
| 172.20.4.239 | 2886993135 | 0 |
| 172.20.4.240 | 2886993136 | 0 |
| 172.20.4.241 | 2886993137 | 0 |
| 172.20.4.242 | 2886993138 | 0 |
| 172.20.4.243 | 2886993139 | 0 |
| 172.20.4.244 | 2886993140 | 0 |
| 172.20.4.245 | 2886993141 | 0 |
| 172.20.4.246 | 2886993142 | 0 |
| 172.20.4.247 | 2886993143 | 0 |
| 172.20.4.248 | 2886993144 | 0 |
| 172.20.4.249 | 2886993145 | 0 |
| 172.20.4.250 | 2886993146 | 0 |
| 172.20.4.251 | 2886993147 | 0 |
| 172.20.4.252 | 2886993148 | 0 |
| 172.20.4.253 | 2886993149 | 0 |
| 172.20.4.254 | 2886993150 | 0 |
| 172.20.4.255 | 2886993151 | 0 |