Les adresses IP débutant par 128.2.28 sont fournies par Carnegie Mellon University, elles appartiennent au CIDR (Classless Inter-Domain Routing) 128.2.0.0/16, le bloc IP comprant les adresses de 128.2.0.0 à 128.2.255.255). Le numéro de système autonome (ASN) est 9.
| ASN | 9 |
| IP commençant par | 128.2.0.0 |
| IP se terminant par | 128.2.255.255 |
| Nom ASN | Carnegie Mellon University |
| CDIR | 128.2.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 22/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Bloomfield | 40,4609 | -79,9509 | 2017-07-21 |
| MaxMind | US | États-Unis | - | Pittsburgh | 40,4439 | -79,9561 | 2017-07-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.2.28.0 | 2147621888 | 0 |
| 128.2.28.1 | 2147621889 | 0 |
| 128.2.28.2 | 2147621890 | 0 |
| 128.2.28.3 | 2147621891 | 0 |
| 128.2.28.4 | 2147621892 | 0 |
| 128.2.28.5 | 2147621893 | 0 |
| 128.2.28.6 | 2147621894 | 0 |
| 128.2.28.7 | 2147621895 | 0 |
| 128.2.28.8 | 2147621896 | 0 |
| 128.2.28.9 | 2147621897 | 0 |
| 128.2.28.10 | 2147621898 | 0 |
| 128.2.28.11 | 2147621899 | 0 |
| 128.2.28.12 | 2147621900 | 0 |
| 128.2.28.13 | 2147621901 | 0 |
| 128.2.28.14 | 2147621902 | 0 |
| 128.2.28.15 | 2147621903 | 0 |
| 128.2.28.16 | 2147621904 | 0 |
| 128.2.28.17 | 2147621905 | 0 |
| 128.2.28.18 | 2147621906 | 0 |
| 128.2.28.19 | 2147621907 | 0 |
| 128.2.28.20 | 2147621908 | 0 |
| 128.2.28.21 | 2147621909 | 0 |
| 128.2.28.22 | 2147621910 | 0 |
| 128.2.28.23 | 2147621911 | 0 |
| 128.2.28.24 | 2147621912 | 0 |
| 128.2.28.25 | 2147621913 | 0 |
| 128.2.28.26 | 2147621914 | 0 |
| 128.2.28.27 | 2147621915 | 0 |
| 128.2.28.28 | 2147621916 | 0 |
| 128.2.28.29 | 2147621917 | 0 |
| 128.2.28.30 | 2147621918 | 0 |
| 128.2.28.31 | 2147621919 | 0 |
| 128.2.28.32 | 2147621920 | 0 |
| 128.2.28.33 | 2147621921 | 0 |
| 128.2.28.34 | 2147621922 | 0 |
| 128.2.28.35 | 2147621923 | 0 |
| 128.2.28.36 | 2147621924 | 0 |
| 128.2.28.37 | 2147621925 | 0 |
| 128.2.28.38 | 2147621926 | 0 |
| 128.2.28.39 | 2147621927 | 0 |
| 128.2.28.40 | 2147621928 | 0 |
| 128.2.28.41 | 2147621929 | 0 |
| 128.2.28.42 | 2147621930 | 0 |
| 128.2.28.43 | 2147621931 | 0 |
| 128.2.28.44 | 2147621932 | 0 |
| 128.2.28.45 | 2147621933 | 0 |
| 128.2.28.46 | 2147621934 | 0 |
| 128.2.28.47 | 2147621935 | 0 |
| 128.2.28.48 | 2147621936 | 0 |
| 128.2.28.49 | 2147621937 | 0 |
| 128.2.28.50 | 2147621938 | 0 |
| 128.2.28.51 | 2147621939 | 0 |
| 128.2.28.52 | 2147621940 | 0 |
| 128.2.28.53 | 2147621941 | 0 |
| 128.2.28.54 | 2147621942 | 0 |
| 128.2.28.55 | 2147621943 | 0 |
| 128.2.28.56 | 2147621944 | 0 |
| 128.2.28.57 | 2147621945 | 0 |
| 128.2.28.58 | 2147621946 | 0 |
| 128.2.28.59 | 2147621947 | 0 |
| 128.2.28.60 | 2147621948 | 0 |
| 128.2.28.61 | 2147621949 | 0 |
| 128.2.28.62 | 2147621950 | 0 |
| 128.2.28.63 | 2147621951 | 0 |
| 128.2.28.64 | 2147621952 | 0 |
| 128.2.28.65 | 2147621953 | 0 |
| 128.2.28.66 | 2147621954 | 0 |
| 128.2.28.67 | 2147621955 | 0 |
| 128.2.28.68 | 2147621956 | 0 |
| 128.2.28.69 | 2147621957 | 0 |
| 128.2.28.70 | 2147621958 | 0 |
| 128.2.28.71 | 2147621959 | 0 |
| 128.2.28.72 | 2147621960 | 0 |
| 128.2.28.73 | 2147621961 | 0 |
| 128.2.28.74 | 2147621962 | 0 |
| 128.2.28.75 | 2147621963 | 0 |
| 128.2.28.76 | 2147621964 | 0 |
| 128.2.28.77 | 2147621965 | 0 |
| 128.2.28.78 | 2147621966 | 0 |
| 128.2.28.79 | 2147621967 | 0 |
| 128.2.28.80 | 2147621968 | 0 |
| 128.2.28.81 | 2147621969 | 0 |
| 128.2.28.82 | 2147621970 | 0 |
| 128.2.28.83 | 2147621971 | 0 |
| 128.2.28.84 | 2147621972 | 0 |
| 128.2.28.85 | 2147621973 | 0 |
| IP | Numerical IP | DNS |
| 128.2.28.86 | 2147621974 | 0 |
| 128.2.28.87 | 2147621975 | 0 |
| 128.2.28.88 | 2147621976 | 0 |
| 128.2.28.89 | 2147621977 | 0 |
| 128.2.28.90 | 2147621978 | 0 |
| 128.2.28.91 | 2147621979 | 0 |
| 128.2.28.92 | 2147621980 | 0 |
| 128.2.28.93 | 2147621981 | 0 |
| 128.2.28.94 | 2147621982 | 0 |
| 128.2.28.95 | 2147621983 | 0 |
| 128.2.28.96 | 2147621984 | 0 |
| 128.2.28.97 | 2147621985 | 0 |
| 128.2.28.98 | 2147621986 | 0 |
| 128.2.28.99 | 2147621987 | 0 |
| 128.2.28.100 | 2147621988 | 0 |
| 128.2.28.101 | 2147621989 | 0 |
| 128.2.28.102 | 2147621990 | 0 |
| 128.2.28.103 | 2147621991 | 0 |
| 128.2.28.104 | 2147621992 | 0 |
| 128.2.28.105 | 2147621993 | 0 |
| 128.2.28.106 | 2147621994 | 0 |
| 128.2.28.107 | 2147621995 | 0 |
| 128.2.28.108 | 2147621996 | 0 |
| 128.2.28.109 | 2147621997 | 0 |
| 128.2.28.110 | 2147621998 | 0 |
| 128.2.28.111 | 2147621999 | 0 |
| 128.2.28.112 | 2147622000 | 0 |
| 128.2.28.113 | 2147622001 | 0 |
| 128.2.28.114 | 2147622002 | 0 |
| 128.2.28.115 | 2147622003 | 0 |
| 128.2.28.116 | 2147622004 | 0 |
| 128.2.28.117 | 2147622005 | 0 |
| 128.2.28.118 | 2147622006 | 0 |
| 128.2.28.119 | 2147622007 | 0 |
| 128.2.28.120 | 2147622008 | 0 |
| 128.2.28.121 | 2147622009 | 0 |
| 128.2.28.122 | 2147622010 | 0 |
| 128.2.28.123 | 2147622011 | 0 |
| 128.2.28.124 | 2147622012 | 0 |
| 128.2.28.125 | 2147622013 | 0 |
| 128.2.28.126 | 2147622014 | 0 |
| 128.2.28.127 | 2147622015 | 0 |
| 128.2.28.128 | 2147622016 | 0 |
| 128.2.28.129 | 2147622017 | 0 |
| 128.2.28.130 | 2147622018 | 0 |
| 128.2.28.131 | 2147622019 | 0 |
| 128.2.28.132 | 2147622020 | 0 |
| 128.2.28.133 | 2147622021 | 0 |
| 128.2.28.134 | 2147622022 | 0 |
| 128.2.28.135 | 2147622023 | 0 |
| 128.2.28.136 | 2147622024 | 0 |
| 128.2.28.137 | 2147622025 | 0 |
| 128.2.28.138 | 2147622026 | 0 |
| 128.2.28.139 | 2147622027 | 0 |
| 128.2.28.140 | 2147622028 | 0 |
| 128.2.28.141 | 2147622029 | 0 |
| 128.2.28.142 | 2147622030 | 0 |
| 128.2.28.143 | 2147622031 | 0 |
| 128.2.28.144 | 2147622032 | 0 |
| 128.2.28.145 | 2147622033 | 0 |
| 128.2.28.146 | 2147622034 | 0 |
| 128.2.28.147 | 2147622035 | 0 |
| 128.2.28.148 | 2147622036 | 0 |
| 128.2.28.149 | 2147622037 | 0 |
| 128.2.28.150 | 2147622038 | 0 |
| 128.2.28.151 | 2147622039 | 0 |
| 128.2.28.152 | 2147622040 | 0 |
| 128.2.28.153 | 2147622041 | 0 |
| 128.2.28.154 | 2147622042 | 0 |
| 128.2.28.155 | 2147622043 | 0 |
| 128.2.28.156 | 2147622044 | 0 |
| 128.2.28.157 | 2147622045 | 0 |
| 128.2.28.158 | 2147622046 | 0 |
| 128.2.28.159 | 2147622047 | 0 |
| 128.2.28.160 | 2147622048 | 0 |
| 128.2.28.161 | 2147622049 | 0 |
| 128.2.28.162 | 2147622050 | 0 |
| 128.2.28.163 | 2147622051 | 0 |
| 128.2.28.164 | 2147622052 | 0 |
| 128.2.28.165 | 2147622053 | 0 |
| 128.2.28.166 | 2147622054 | 0 |
| 128.2.28.167 | 2147622055 | 0 |
| 128.2.28.168 | 2147622056 | 0 |
| 128.2.28.169 | 2147622057 | 0 |
| 128.2.28.170 | 2147622058 | 0 |
| 128.2.28.171 | 2147622059 | 0 |
| IP | Numerical IP | DNS |
| 128.2.28.172 | 2147622060 | 0 |
| 128.2.28.173 | 2147622061 | 0 |
| 128.2.28.174 | 2147622062 | 0 |
| 128.2.28.175 | 2147622063 | 0 |
| 128.2.28.176 | 2147622064 | 0 |
| 128.2.28.177 | 2147622065 | 0 |
| 128.2.28.178 | 2147622066 | 0 |
| 128.2.28.179 | 2147622067 | 0 |
| 128.2.28.180 | 2147622068 | 0 |
| 128.2.28.181 | 2147622069 | 0 |
| 128.2.28.182 | 2147622070 | 0 |
| 128.2.28.183 | 2147622071 | 0 |
| 128.2.28.184 | 2147622072 | 0 |
| 128.2.28.185 | 2147622073 | 0 |
| 128.2.28.186 | 2147622074 | 0 |
| 128.2.28.187 | 2147622075 | 0 |
| 128.2.28.188 | 2147622076 | 0 |
| 128.2.28.189 | 2147622077 | 0 |
| 128.2.28.190 | 2147622078 | 0 |
| 128.2.28.191 | 2147622079 | 0 |
| 128.2.28.192 | 2147622080 | 0 |
| 128.2.28.193 | 2147622081 | 0 |
| 128.2.28.194 | 2147622082 | 0 |
| 128.2.28.195 | 2147622083 | 0 |
| 128.2.28.196 | 2147622084 | 0 |
| 128.2.28.197 | 2147622085 | 0 |
| 128.2.28.198 | 2147622086 | 0 |
| 128.2.28.199 | 2147622087 | 0 |
| 128.2.28.200 | 2147622088 | 0 |
| 128.2.28.201 | 2147622089 | 0 |
| 128.2.28.202 | 2147622090 | 0 |
| 128.2.28.203 | 2147622091 | 0 |
| 128.2.28.204 | 2147622092 | 0 |
| 128.2.28.205 | 2147622093 | 0 |
| 128.2.28.206 | 2147622094 | 0 |
| 128.2.28.207 | 2147622095 | 0 |
| 128.2.28.208 | 2147622096 | 0 |
| 128.2.28.209 | 2147622097 | 0 |
| 128.2.28.210 | 2147622098 | 0 |
| 128.2.28.211 | 2147622099 | 0 |
| 128.2.28.212 | 2147622100 | 0 |
| 128.2.28.213 | 2147622101 | 0 |
| 128.2.28.214 | 2147622102 | 0 |
| 128.2.28.215 | 2147622103 | 0 |
| 128.2.28.216 | 2147622104 | 0 |
| 128.2.28.217 | 2147622105 | 0 |
| 128.2.28.218 | 2147622106 | 0 |
| 128.2.28.219 | 2147622107 | 0 |
| 128.2.28.220 | 2147622108 | 0 |
| 128.2.28.221 | 2147622109 | 0 |
| 128.2.28.222 | 2147622110 | 0 |
| 128.2.28.223 | 2147622111 | 0 |
| 128.2.28.224 | 2147622112 | 0 |
| 128.2.28.225 | 2147622113 | 0 |
| 128.2.28.226 | 2147622114 | 0 |
| 128.2.28.227 | 2147622115 | 0 |
| 128.2.28.228 | 2147622116 | 0 |
| 128.2.28.229 | 2147622117 | 0 |
| 128.2.28.230 | 2147622118 | 0 |
| 128.2.28.231 | 2147622119 | 0 |
| 128.2.28.232 | 2147622120 | 0 |
| 128.2.28.233 | 2147622121 | 0 |
| 128.2.28.234 | 2147622122 | 0 |
| 128.2.28.235 | 2147622123 | 0 |
| 128.2.28.236 | 2147622124 | 0 |
| 128.2.28.237 | 2147622125 | 0 |
| 128.2.28.238 | 2147622126 | 0 |
| 128.2.28.239 | 2147622127 | 0 |
| 128.2.28.240 | 2147622128 | 0 |
| 128.2.28.241 | 2147622129 | 0 |
| 128.2.28.242 | 2147622130 | 0 |
| 128.2.28.243 | 2147622131 | 0 |
| 128.2.28.244 | 2147622132 | 0 |
| 128.2.28.245 | 2147622133 | 0 |
| 128.2.28.246 | 2147622134 | 0 |
| 128.2.28.247 | 2147622135 | 0 |
| 128.2.28.248 | 2147622136 | 0 |
| 128.2.28.249 | 2147622137 | 0 |
| 128.2.28.250 | 2147622138 | 0 |
| 128.2.28.251 | 2147622139 | 0 |
| 128.2.28.252 | 2147622140 | 0 |
| 128.2.28.253 | 2147622141 | 0 |
| 128.2.28.254 | 2147622142 | 0 |
| 128.2.28.255 | 2147622143 | 0 |