La dirección IP 128.4.20 es proporcionada por University of Delaware, que es propiedad de la CIDR (Classless Inter-Domain Routing) 128.4.0.0/16, IP entre 128.4.0.0 a 128.4.255.255 ). El número de sistema autónomo (ASN) es 2.
| ASN | 2 |
| IP que comienzan con | 128.4.0.0 |
| IP que termina con | 128.4.255.255 |
| ASN Nombre | University of Delaware |
| CDIR | 128.4.0.0/16 |
| IP numérica | |
| Registe | arin |
| Última actualización | 04/12/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Greenwich | 39,3897 | -75,3389 | 2017-12-04 |
| MaxMind | US | Estados Unidos | - | Newark | 39,6837 | -75,7497 | 2017-12-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.4.20.0 | 2147750912 | 0 |
| 128.4.20.1 | 2147750913 | 0 |
| 128.4.20.2 | 2147750914 | 0 |
| 128.4.20.3 | 2147750915 | 0 |
| 128.4.20.4 | 2147750916 | 0 |
| 128.4.20.5 | 2147750917 | 0 |
| 128.4.20.6 | 2147750918 | 0 |
| 128.4.20.7 | 2147750919 | 0 |
| 128.4.20.8 | 2147750920 | 0 |
| 128.4.20.9 | 2147750921 | 0 |
| 128.4.20.10 | 2147750922 | 0 |
| 128.4.20.11 | 2147750923 | 0 |
| 128.4.20.12 | 2147750924 | 0 |
| 128.4.20.13 | 2147750925 | 0 |
| 128.4.20.14 | 2147750926 | 0 |
| 128.4.20.15 | 2147750927 | 0 |
| 128.4.20.16 | 2147750928 | 0 |
| 128.4.20.17 | 2147750929 | 0 |
| 128.4.20.18 | 2147750930 | 0 |
| 128.4.20.19 | 2147750931 | 0 |
| 128.4.20.20 | 2147750932 | 0 |
| 128.4.20.21 | 2147750933 | 0 |
| 128.4.20.22 | 2147750934 | 0 |
| 128.4.20.23 | 2147750935 | 0 |
| 128.4.20.24 | 2147750936 | 0 |
| 128.4.20.25 | 2147750937 | 0 |
| 128.4.20.26 | 2147750938 | 0 |
| 128.4.20.27 | 2147750939 | 0 |
| 128.4.20.28 | 2147750940 | 0 |
| 128.4.20.29 | 2147750941 | 0 |
| 128.4.20.30 | 2147750942 | 0 |
| 128.4.20.31 | 2147750943 | 0 |
| 128.4.20.32 | 2147750944 | 0 |
| 128.4.20.33 | 2147750945 | 0 |
| 128.4.20.34 | 2147750946 | 0 |
| 128.4.20.35 | 2147750947 | 0 |
| 128.4.20.36 | 2147750948 | 0 |
| 128.4.20.37 | 2147750949 | 0 |
| 128.4.20.38 | 2147750950 | 0 |
| 128.4.20.39 | 2147750951 | 0 |
| 128.4.20.40 | 2147750952 | 0 |
| 128.4.20.41 | 2147750953 | 0 |
| 128.4.20.42 | 2147750954 | 0 |
| 128.4.20.43 | 2147750955 | 0 |
| 128.4.20.44 | 2147750956 | 0 |
| 128.4.20.45 | 2147750957 | 0 |
| 128.4.20.46 | 2147750958 | 0 |
| 128.4.20.47 | 2147750959 | 0 |
| 128.4.20.48 | 2147750960 | 0 |
| 128.4.20.49 | 2147750961 | 0 |
| 128.4.20.50 | 2147750962 | 0 |
| 128.4.20.51 | 2147750963 | 0 |
| 128.4.20.52 | 2147750964 | 0 |
| 128.4.20.53 | 2147750965 | 0 |
| 128.4.20.54 | 2147750966 | 0 |
| 128.4.20.55 | 2147750967 | 0 |
| 128.4.20.56 | 2147750968 | 0 |
| 128.4.20.57 | 2147750969 | 0 |
| 128.4.20.58 | 2147750970 | 0 |
| 128.4.20.59 | 2147750971 | 0 |
| 128.4.20.60 | 2147750972 | 0 |
| 128.4.20.61 | 2147750973 | 0 |
| 128.4.20.62 | 2147750974 | 0 |
| 128.4.20.63 | 2147750975 | 0 |
| 128.4.20.64 | 2147750976 | 0 |
| 128.4.20.65 | 2147750977 | 0 |
| 128.4.20.66 | 2147750978 | 0 |
| 128.4.20.67 | 2147750979 | 0 |
| 128.4.20.68 | 2147750980 | 0 |
| 128.4.20.69 | 2147750981 | 0 |
| 128.4.20.70 | 2147750982 | 0 |
| 128.4.20.71 | 2147750983 | 0 |
| 128.4.20.72 | 2147750984 | 0 |
| 128.4.20.73 | 2147750985 | 0 |
| 128.4.20.74 | 2147750986 | 0 |
| 128.4.20.75 | 2147750987 | 0 |
| 128.4.20.76 | 2147750988 | 0 |
| 128.4.20.77 | 2147750989 | 0 |
| 128.4.20.78 | 2147750990 | 0 |
| 128.4.20.79 | 2147750991 | 0 |
| 128.4.20.80 | 2147750992 | 0 |
| 128.4.20.81 | 2147750993 | 0 |
| 128.4.20.82 | 2147750994 | 0 |
| 128.4.20.83 | 2147750995 | 0 |
| 128.4.20.84 | 2147750996 | 0 |
| 128.4.20.85 | 2147750997 | 0 |
| IP | Numerical IP | DNS |
| 128.4.20.86 | 2147750998 | 0 |
| 128.4.20.87 | 2147750999 | 0 |
| 128.4.20.88 | 2147751000 | 0 |
| 128.4.20.89 | 2147751001 | 0 |
| 128.4.20.90 | 2147751002 | 0 |
| 128.4.20.91 | 2147751003 | 0 |
| 128.4.20.92 | 2147751004 | 0 |
| 128.4.20.93 | 2147751005 | 0 |
| 128.4.20.94 | 2147751006 | 0 |
| 128.4.20.95 | 2147751007 | 0 |
| 128.4.20.96 | 2147751008 | 0 |
| 128.4.20.97 | 2147751009 | 0 |
| 128.4.20.98 | 2147751010 | 0 |
| 128.4.20.99 | 2147751011 | 0 |
| 128.4.20.100 | 2147751012 | 0 |
| 128.4.20.101 | 2147751013 | 0 |
| 128.4.20.102 | 2147751014 | 0 |
| 128.4.20.103 | 2147751015 | 0 |
| 128.4.20.104 | 2147751016 | 0 |
| 128.4.20.105 | 2147751017 | 0 |
| 128.4.20.106 | 2147751018 | 0 |
| 128.4.20.107 | 2147751019 | 0 |
| 128.4.20.108 | 2147751020 | 0 |
| 128.4.20.109 | 2147751021 | 0 |
| 128.4.20.110 | 2147751022 | 0 |
| 128.4.20.111 | 2147751023 | 0 |
| 128.4.20.112 | 2147751024 | 0 |
| 128.4.20.113 | 2147751025 | 0 |
| 128.4.20.114 | 2147751026 | 0 |
| 128.4.20.115 | 2147751027 | 0 |
| 128.4.20.116 | 2147751028 | 0 |
| 128.4.20.117 | 2147751029 | 0 |
| 128.4.20.118 | 2147751030 | 0 |
| 128.4.20.119 | 2147751031 | 0 |
| 128.4.20.120 | 2147751032 | 0 |
| 128.4.20.121 | 2147751033 | 0 |
| 128.4.20.122 | 2147751034 | 0 |
| 128.4.20.123 | 2147751035 | 0 |
| 128.4.20.124 | 2147751036 | 0 |
| 128.4.20.125 | 2147751037 | 0 |
| 128.4.20.126 | 2147751038 | 0 |
| 128.4.20.127 | 2147751039 | 0 |
| 128.4.20.128 | 2147751040 | 0 |
| 128.4.20.129 | 2147751041 | 0 |
| 128.4.20.130 | 2147751042 | 0 |
| 128.4.20.131 | 2147751043 | 0 |
| 128.4.20.132 | 2147751044 | 0 |
| 128.4.20.133 | 2147751045 | 0 |
| 128.4.20.134 | 2147751046 | 0 |
| 128.4.20.135 | 2147751047 | 0 |
| 128.4.20.136 | 2147751048 | 0 |
| 128.4.20.137 | 2147751049 | 0 |
| 128.4.20.138 | 2147751050 | 0 |
| 128.4.20.139 | 2147751051 | 0 |
| 128.4.20.140 | 2147751052 | 0 |
| 128.4.20.141 | 2147751053 | 0 |
| 128.4.20.142 | 2147751054 | 0 |
| 128.4.20.143 | 2147751055 | 0 |
| 128.4.20.144 | 2147751056 | 0 |
| 128.4.20.145 | 2147751057 | 0 |
| 128.4.20.146 | 2147751058 | 0 |
| 128.4.20.147 | 2147751059 | 0 |
| 128.4.20.148 | 2147751060 | 0 |
| 128.4.20.149 | 2147751061 | 0 |
| 128.4.20.150 | 2147751062 | 0 |
| 128.4.20.151 | 2147751063 | 0 |
| 128.4.20.152 | 2147751064 | 0 |
| 128.4.20.153 | 2147751065 | 0 |
| 128.4.20.154 | 2147751066 | 0 |
| 128.4.20.155 | 2147751067 | 0 |
| 128.4.20.156 | 2147751068 | 0 |
| 128.4.20.157 | 2147751069 | 0 |
| 128.4.20.158 | 2147751070 | 0 |
| 128.4.20.159 | 2147751071 | 0 |
| 128.4.20.160 | 2147751072 | 0 |
| 128.4.20.161 | 2147751073 | 0 |
| 128.4.20.162 | 2147751074 | 0 |
| 128.4.20.163 | 2147751075 | 0 |
| 128.4.20.164 | 2147751076 | 0 |
| 128.4.20.165 | 2147751077 | 0 |
| 128.4.20.166 | 2147751078 | 0 |
| 128.4.20.167 | 2147751079 | 0 |
| 128.4.20.168 | 2147751080 | 0 |
| 128.4.20.169 | 2147751081 | 0 |
| 128.4.20.170 | 2147751082 | 0 |
| 128.4.20.171 | 2147751083 | 0 |
| IP | Numerical IP | DNS |
| 128.4.20.172 | 2147751084 | 0 |
| 128.4.20.173 | 2147751085 | 0 |
| 128.4.20.174 | 2147751086 | 0 |
| 128.4.20.175 | 2147751087 | 0 |
| 128.4.20.176 | 2147751088 | 0 |
| 128.4.20.177 | 2147751089 | 0 |
| 128.4.20.178 | 2147751090 | 0 |
| 128.4.20.179 | 2147751091 | 0 |
| 128.4.20.180 | 2147751092 | 0 |
| 128.4.20.181 | 2147751093 | 0 |
| 128.4.20.182 | 2147751094 | 0 |
| 128.4.20.183 | 2147751095 | 0 |
| 128.4.20.184 | 2147751096 | 0 |
| 128.4.20.185 | 2147751097 | 0 |
| 128.4.20.186 | 2147751098 | 0 |
| 128.4.20.187 | 2147751099 | 0 |
| 128.4.20.188 | 2147751100 | 0 |
| 128.4.20.189 | 2147751101 | 0 |
| 128.4.20.190 | 2147751102 | 0 |
| 128.4.20.191 | 2147751103 | 0 |
| 128.4.20.192 | 2147751104 | 0 |
| 128.4.20.193 | 2147751105 | 0 |
| 128.4.20.194 | 2147751106 | 0 |
| 128.4.20.195 | 2147751107 | 0 |
| 128.4.20.196 | 2147751108 | 0 |
| 128.4.20.197 | 2147751109 | 0 |
| 128.4.20.198 | 2147751110 | 0 |
| 128.4.20.199 | 2147751111 | 0 |
| 128.4.20.200 | 2147751112 | 0 |
| 128.4.20.201 | 2147751113 | 0 |
| 128.4.20.202 | 2147751114 | 0 |
| 128.4.20.203 | 2147751115 | 0 |
| 128.4.20.204 | 2147751116 | 0 |
| 128.4.20.205 | 2147751117 | 0 |
| 128.4.20.206 | 2147751118 | 0 |
| 128.4.20.207 | 2147751119 | 0 |
| 128.4.20.208 | 2147751120 | 0 |
| 128.4.20.209 | 2147751121 | 0 |
| 128.4.20.210 | 2147751122 | 0 |
| 128.4.20.211 | 2147751123 | 0 |
| 128.4.20.212 | 2147751124 | 0 |
| 128.4.20.213 | 2147751125 | 0 |
| 128.4.20.214 | 2147751126 | 0 |
| 128.4.20.215 | 2147751127 | 0 |
| 128.4.20.216 | 2147751128 | 0 |
| 128.4.20.217 | 2147751129 | 0 |
| 128.4.20.218 | 2147751130 | 0 |
| 128.4.20.219 | 2147751131 | 0 |
| 128.4.20.220 | 2147751132 | 0 |
| 128.4.20.221 | 2147751133 | 0 |
| 128.4.20.222 | 2147751134 | 0 |
| 128.4.20.223 | 2147751135 | 0 |
| 128.4.20.224 | 2147751136 | 0 |
| 128.4.20.225 | 2147751137 | 0 |
| 128.4.20.226 | 2147751138 | 0 |
| 128.4.20.227 | 2147751139 | 0 |
| 128.4.20.228 | 2147751140 | 0 |
| 128.4.20.229 | 2147751141 | 0 |
| 128.4.20.230 | 2147751142 | 0 |
| 128.4.20.231 | 2147751143 | 0 |
| 128.4.20.232 | 2147751144 | 0 |
| 128.4.20.233 | 2147751145 | 0 |
| 128.4.20.234 | 2147751146 | 0 |
| 128.4.20.235 | 2147751147 | 0 |
| 128.4.20.236 | 2147751148 | 0 |
| 128.4.20.237 | 2147751149 | 0 |
| 128.4.20.238 | 2147751150 | 0 |
| 128.4.20.239 | 2147751151 | 0 |
| 128.4.20.240 | 2147751152 | 0 |
| 128.4.20.241 | 2147751153 | 0 |
| 128.4.20.242 | 2147751154 | 0 |
| 128.4.20.243 | 2147751155 | 0 |
| 128.4.20.244 | 2147751156 | 0 |
| 128.4.20.245 | 2147751157 | 0 |
| 128.4.20.246 | 2147751158 | 0 |
| 128.4.20.247 | 2147751159 | 0 |
| 128.4.20.248 | 2147751160 | 0 |
| 128.4.20.249 | 2147751161 | 0 |
| 128.4.20.250 | 2147751162 | 0 |
| 128.4.20.251 | 2147751163 | 0 |
| 128.4.20.252 | 2147751164 | 0 |
| 128.4.20.253 | 2147751165 | 0 |
| 128.4.20.254 | 2147751166 | 0 |
| 128.4.20.255 | 2147751167 | 0 |