L'indirizzo IP 172.1.9 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 | 07/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Richardson | 32,9628 | -96,7449 | 2017-07-07 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-07-07 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.1.9.0 | 2885748992 | 0 |
| 172.1.9.1 | 2885748993 | 0 |
| 172.1.9.2 | 2885748994 | 0 |
| 172.1.9.3 | 2885748995 | 0 |
| 172.1.9.4 | 2885748996 | 0 |
| 172.1.9.5 | 2885748997 | 0 |
| 172.1.9.6 | 2885748998 | 0 |
| 172.1.9.7 | 2885748999 | 0 |
| 172.1.9.8 | 2885749000 | 0 |
| 172.1.9.9 | 2885749001 | 0 |
| 172.1.9.10 | 2885749002 | 0 |
| 172.1.9.11 | 2885749003 | 0 |
| 172.1.9.12 | 2885749004 | 0 |
| 172.1.9.13 | 2885749005 | 0 |
| 172.1.9.14 | 2885749006 | 0 |
| 172.1.9.15 | 2885749007 | 0 |
| 172.1.9.16 | 2885749008 | 0 |
| 172.1.9.17 | 2885749009 | 0 |
| 172.1.9.18 | 2885749010 | 0 |
| 172.1.9.19 | 2885749011 | 0 |
| 172.1.9.20 | 2885749012 | 0 |
| 172.1.9.21 | 2885749013 | 0 |
| 172.1.9.22 | 2885749014 | 0 |
| 172.1.9.23 | 2885749015 | 0 |
| 172.1.9.24 | 2885749016 | 0 |
| 172.1.9.25 | 2885749017 | 0 |
| 172.1.9.26 | 2885749018 | 0 |
| 172.1.9.27 | 2885749019 | 0 |
| 172.1.9.28 | 2885749020 | 0 |
| 172.1.9.29 | 2885749021 | 0 |
| 172.1.9.30 | 2885749022 | 0 |
| 172.1.9.31 | 2885749023 | 0 |
| 172.1.9.32 | 2885749024 | 0 |
| 172.1.9.33 | 2885749025 | 0 |
| 172.1.9.34 | 2885749026 | 0 |
| 172.1.9.35 | 2885749027 | 0 |
| 172.1.9.36 | 2885749028 | 0 |
| 172.1.9.37 | 2885749029 | 0 |
| 172.1.9.38 | 2885749030 | 0 |
| 172.1.9.39 | 2885749031 | 0 |
| 172.1.9.40 | 2885749032 | 0 |
| 172.1.9.41 | 2885749033 | 0 |
| 172.1.9.42 | 2885749034 | 0 |
| 172.1.9.43 | 2885749035 | 0 |
| 172.1.9.44 | 2885749036 | 0 |
| 172.1.9.45 | 2885749037 | 0 |
| 172.1.9.46 | 2885749038 | 0 |
| 172.1.9.47 | 2885749039 | 0 |
| 172.1.9.48 | 2885749040 | 0 |
| 172.1.9.49 | 2885749041 | 0 |
| 172.1.9.50 | 2885749042 | 0 |
| 172.1.9.51 | 2885749043 | 0 |
| 172.1.9.52 | 2885749044 | 0 |
| 172.1.9.53 | 2885749045 | 0 |
| 172.1.9.54 | 2885749046 | 0 |
| 172.1.9.55 | 2885749047 | 0 |
| 172.1.9.56 | 2885749048 | 0 |
| 172.1.9.57 | 2885749049 | 0 |
| 172.1.9.58 | 2885749050 | 0 |
| 172.1.9.59 | 2885749051 | 0 |
| 172.1.9.60 | 2885749052 | 0 |
| 172.1.9.61 | 2885749053 | 0 |
| 172.1.9.62 | 2885749054 | 0 |
| 172.1.9.63 | 2885749055 | 0 |
| 172.1.9.64 | 2885749056 | 0 |
| 172.1.9.65 | 2885749057 | 0 |
| 172.1.9.66 | 2885749058 | 0 |
| 172.1.9.67 | 2885749059 | 0 |
| 172.1.9.68 | 2885749060 | 0 |
| 172.1.9.69 | 2885749061 | 0 |
| 172.1.9.70 | 2885749062 | 0 |
| 172.1.9.71 | 2885749063 | 0 |
| 172.1.9.72 | 2885749064 | 0 |
| 172.1.9.73 | 2885749065 | 0 |
| 172.1.9.74 | 2885749066 | 0 |
| 172.1.9.75 | 2885749067 | 0 |
| 172.1.9.76 | 2885749068 | 0 |
| 172.1.9.77 | 2885749069 | 0 |
| 172.1.9.78 | 2885749070 | 0 |
| 172.1.9.79 | 2885749071 | 0 |
| 172.1.9.80 | 2885749072 | 0 |
| 172.1.9.81 | 2885749073 | 0 |
| 172.1.9.82 | 2885749074 | 0 |
| 172.1.9.83 | 2885749075 | 0 |
| 172.1.9.84 | 2885749076 | 0 |
| 172.1.9.85 | 2885749077 | 0 |
| IP | Numerical IP | DNS |
| 172.1.9.86 | 2885749078 | 0 |
| 172.1.9.87 | 2885749079 | 0 |
| 172.1.9.88 | 2885749080 | 0 |
| 172.1.9.89 | 2885749081 | 0 |
| 172.1.9.90 | 2885749082 | 0 |
| 172.1.9.91 | 2885749083 | 0 |
| 172.1.9.92 | 2885749084 | 0 |
| 172.1.9.93 | 2885749085 | 0 |
| 172.1.9.94 | 2885749086 | 0 |
| 172.1.9.95 | 2885749087 | 0 |
| 172.1.9.96 | 2885749088 | 0 |
| 172.1.9.97 | 2885749089 | 0 |
| 172.1.9.98 | 2885749090 | 0 |
| 172.1.9.99 | 2885749091 | 0 |
| 172.1.9.100 | 2885749092 | 0 |
| 172.1.9.101 | 2885749093 | 0 |
| 172.1.9.102 | 2885749094 | 0 |
| 172.1.9.103 | 2885749095 | 0 |
| 172.1.9.104 | 2885749096 | 0 |
| 172.1.9.105 | 2885749097 | 0 |
| 172.1.9.106 | 2885749098 | 0 |
| 172.1.9.107 | 2885749099 | 0 |
| 172.1.9.108 | 2885749100 | 0 |
| 172.1.9.109 | 2885749101 | 0 |
| 172.1.9.110 | 2885749102 | 0 |
| 172.1.9.111 | 2885749103 | 0 |
| 172.1.9.112 | 2885749104 | 0 |
| 172.1.9.113 | 2885749105 | 0 |
| 172.1.9.114 | 2885749106 | 0 |
| 172.1.9.115 | 2885749107 | 0 |
| 172.1.9.116 | 2885749108 | 0 |
| 172.1.9.117 | 2885749109 | 0 |
| 172.1.9.118 | 2885749110 | 0 |
| 172.1.9.119 | 2885749111 | 0 |
| 172.1.9.120 | 2885749112 | 0 |
| 172.1.9.121 | 2885749113 | 0 |
| 172.1.9.122 | 2885749114 | 0 |
| 172.1.9.123 | 2885749115 | 0 |
| 172.1.9.124 | 2885749116 | 0 |
| 172.1.9.125 | 2885749117 | 0 |
| 172.1.9.126 | 2885749118 | 0 |
| 172.1.9.127 | 2885749119 | 0 |
| 172.1.9.128 | 2885749120 | 0 |
| 172.1.9.129 | 2885749121 | 0 |
| 172.1.9.130 | 2885749122 | 0 |
| 172.1.9.131 | 2885749123 | 0 |
| 172.1.9.132 | 2885749124 | 0 |
| 172.1.9.133 | 2885749125 | 0 |
| 172.1.9.134 | 2885749126 | 0 |
| 172.1.9.135 | 2885749127 | 0 |
| 172.1.9.136 | 2885749128 | 0 |
| 172.1.9.137 | 2885749129 | 0 |
| 172.1.9.138 | 2885749130 | 0 |
| 172.1.9.139 | 2885749131 | 0 |
| 172.1.9.140 | 2885749132 | 0 |
| 172.1.9.141 | 2885749133 | 0 |
| 172.1.9.142 | 2885749134 | 0 |
| 172.1.9.143 | 2885749135 | 0 |
| 172.1.9.144 | 2885749136 | 0 |
| 172.1.9.145 | 2885749137 | 0 |
| 172.1.9.146 | 2885749138 | 0 |
| 172.1.9.147 | 2885749139 | 0 |
| 172.1.9.148 | 2885749140 | 0 |
| 172.1.9.149 | 2885749141 | 0 |
| 172.1.9.150 | 2885749142 | 0 |
| 172.1.9.151 | 2885749143 | 0 |
| 172.1.9.152 | 2885749144 | 0 |
| 172.1.9.153 | 2885749145 | 0 |
| 172.1.9.154 | 2885749146 | 0 |
| 172.1.9.155 | 2885749147 | 0 |
| 172.1.9.156 | 2885749148 | 0 |
| 172.1.9.157 | 2885749149 | 0 |
| 172.1.9.158 | 2885749150 | 0 |
| 172.1.9.159 | 2885749151 | 0 |
| 172.1.9.160 | 2885749152 | 0 |
| 172.1.9.161 | 2885749153 | 0 |
| 172.1.9.162 | 2885749154 | 0 |
| 172.1.9.163 | 2885749155 | 0 |
| 172.1.9.164 | 2885749156 | 0 |
| 172.1.9.165 | 2885749157 | 0 |
| 172.1.9.166 | 2885749158 | 0 |
| 172.1.9.167 | 2885749159 | 0 |
| 172.1.9.168 | 2885749160 | 0 |
| 172.1.9.169 | 2885749161 | 0 |
| 172.1.9.170 | 2885749162 | 0 |
| 172.1.9.171 | 2885749163 | 0 |
| IP | Numerical IP | DNS |
| 172.1.9.172 | 2885749164 | 0 |
| 172.1.9.173 | 2885749165 | 0 |
| 172.1.9.174 | 2885749166 | 0 |
| 172.1.9.175 | 2885749167 | 0 |
| 172.1.9.176 | 2885749168 | 0 |
| 172.1.9.177 | 2885749169 | 0 |
| 172.1.9.178 | 2885749170 | 0 |
| 172.1.9.179 | 2885749171 | 0 |
| 172.1.9.180 | 2885749172 | 0 |
| 172.1.9.181 | 2885749173 | 0 |
| 172.1.9.182 | 2885749174 | 0 |
| 172.1.9.183 | 2885749175 | 0 |
| 172.1.9.184 | 2885749176 | 0 |
| 172.1.9.185 | 2885749177 | 0 |
| 172.1.9.186 | 2885749178 | 0 |
| 172.1.9.187 | 2885749179 | 0 |
| 172.1.9.188 | 2885749180 | 0 |
| 172.1.9.189 | 2885749181 | 0 |
| 172.1.9.190 | 2885749182 | 0 |
| 172.1.9.191 | 2885749183 | 0 |
| 172.1.9.192 | 2885749184 | 0 |
| 172.1.9.193 | 2885749185 | 0 |
| 172.1.9.194 | 2885749186 | 0 |
| 172.1.9.195 | 2885749187 | 0 |
| 172.1.9.196 | 2885749188 | 0 |
| 172.1.9.197 | 2885749189 | 0 |
| 172.1.9.198 | 2885749190 | 0 |
| 172.1.9.199 | 2885749191 | 0 |
| 172.1.9.200 | 2885749192 | 0 |
| 172.1.9.201 | 2885749193 | 0 |
| 172.1.9.202 | 2885749194 | 0 |
| 172.1.9.203 | 2885749195 | 0 |
| 172.1.9.204 | 2885749196 | 0 |
| 172.1.9.205 | 2885749197 | 0 |
| 172.1.9.206 | 2885749198 | 0 |
| 172.1.9.207 | 2885749199 | 0 |
| 172.1.9.208 | 2885749200 | 0 |
| 172.1.9.209 | 2885749201 | 0 |
| 172.1.9.210 | 2885749202 | 0 |
| 172.1.9.211 | 2885749203 | 0 |
| 172.1.9.212 | 2885749204 | 0 |
| 172.1.9.213 | 2885749205 | 0 |
| 172.1.9.214 | 2885749206 | 0 |
| 172.1.9.215 | 2885749207 | 0 |
| 172.1.9.216 | 2885749208 | 0 |
| 172.1.9.217 | 2885749209 | 0 |
| 172.1.9.218 | 2885749210 | 0 |
| 172.1.9.219 | 2885749211 | 0 |
| 172.1.9.220 | 2885749212 | 0 |
| 172.1.9.221 | 2885749213 | 0 |
| 172.1.9.222 | 2885749214 | 0 |
| 172.1.9.223 | 2885749215 | 0 |
| 172.1.9.224 | 2885749216 | 0 |
| 172.1.9.225 | 2885749217 | 0 |
| 172.1.9.226 | 2885749218 | 0 |
| 172.1.9.227 | 2885749219 | 0 |
| 172.1.9.228 | 2885749220 | 0 |
| 172.1.9.229 | 2885749221 | 0 |
| 172.1.9.230 | 2885749222 | 0 |
| 172.1.9.231 | 2885749223 | 0 |
| 172.1.9.232 | 2885749224 | 0 |
| 172.1.9.233 | 2885749225 | 0 |
| 172.1.9.234 | 2885749226 | 0 |
| 172.1.9.235 | 2885749227 | 0 |
| 172.1.9.236 | 2885749228 | 0 |
| 172.1.9.237 | 2885749229 | 0 |
| 172.1.9.238 | 2885749230 | 0 |
| 172.1.9.239 | 2885749231 | 0 |
| 172.1.9.240 | 2885749232 | 0 |
| 172.1.9.241 | 2885749233 | 0 |
| 172.1.9.242 | 2885749234 | 0 |
| 172.1.9.243 | 2885749235 | 0 |
| 172.1.9.244 | 2885749236 | 0 |
| 172.1.9.245 | 2885749237 | 0 |
| 172.1.9.246 | 2885749238 | 0 |
| 172.1.9.247 | 2885749239 | 0 |
| 172.1.9.248 | 2885749240 | 0 |
| 172.1.9.249 | 2885749241 | 0 |
| 172.1.9.250 | 2885749242 | 0 |
| 172.1.9.251 | 2885749243 | 0 |
| 172.1.9.252 | 2885749244 | 0 |
| 172.1.9.253 | 2885749245 | 0 |
| 172.1.9.254 | 2885749246 | 0 |
| 172.1.9.255 | 2885749247 | 0 |