Les adresses IP débutant par 128.40.90 sont fournies par JISC Services Limited, elles appartiennent au CIDR (Classless Inter-Domain Routing) 128.40.0.0/16, le bloc IP comprant les adresses de 128.40.0.0 à 128.40.255.255). Le numéro de système autonome (ASN) est 786.
| ASN | 786 |
| IP commençant par | 128.40.0.0 |
| IP se terminant par | 128.40.255.255 |
| Nom ASN | JISC Services Limited |
| CDIR | 128.40.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 04/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Knightsbridge | 51,5015 | -0,1619 | 2017-09-04 |
| MaxMind | GB | Royaume-Uni | - | London | 51,5092 | -0,0955 | 2017-09-04 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.40.90.0 | 2150128128 | 0 |
| 128.40.90.1 | 2150128129 | 0 |
| 128.40.90.2 | 2150128130 | 0 |
| 128.40.90.3 | 2150128131 | 0 |
| 128.40.90.4 | 2150128132 | 0 |
| 128.40.90.5 | 2150128133 | 0 |
| 128.40.90.6 | 2150128134 | 0 |
| 128.40.90.7 | 2150128135 | 0 |
| 128.40.90.8 | 2150128136 | 0 |
| 128.40.90.9 | 2150128137 | 0 |
| 128.40.90.10 | 2150128138 | 0 |
| 128.40.90.11 | 2150128139 | 0 |
| 128.40.90.12 | 2150128140 | 0 |
| 128.40.90.13 | 2150128141 | 0 |
| 128.40.90.14 | 2150128142 | 0 |
| 128.40.90.15 | 2150128143 | 0 |
| 128.40.90.16 | 2150128144 | 0 |
| 128.40.90.17 | 2150128145 | 0 |
| 128.40.90.18 | 2150128146 | 0 |
| 128.40.90.19 | 2150128147 | 0 |
| 128.40.90.20 | 2150128148 | 0 |
| 128.40.90.21 | 2150128149 | 0 |
| 128.40.90.22 | 2150128150 | 0 |
| 128.40.90.23 | 2150128151 | 0 |
| 128.40.90.24 | 2150128152 | 0 |
| 128.40.90.25 | 2150128153 | 0 |
| 128.40.90.26 | 2150128154 | 0 |
| 128.40.90.27 | 2150128155 | 0 |
| 128.40.90.28 | 2150128156 | 0 |
| 128.40.90.29 | 2150128157 | 0 |
| 128.40.90.30 | 2150128158 | 0 |
| 128.40.90.31 | 2150128159 | 0 |
| 128.40.90.32 | 2150128160 | 0 |
| 128.40.90.33 | 2150128161 | 0 |
| 128.40.90.34 | 2150128162 | 0 |
| 128.40.90.35 | 2150128163 | 0 |
| 128.40.90.36 | 2150128164 | 0 |
| 128.40.90.37 | 2150128165 | 0 |
| 128.40.90.38 | 2150128166 | 0 |
| 128.40.90.39 | 2150128167 | 0 |
| 128.40.90.40 | 2150128168 | 0 |
| 128.40.90.41 | 2150128169 | 0 |
| 128.40.90.42 | 2150128170 | 0 |
| 128.40.90.43 | 2150128171 | 0 |
| 128.40.90.44 | 2150128172 | 0 |
| 128.40.90.45 | 2150128173 | 0 |
| 128.40.90.46 | 2150128174 | 0 |
| 128.40.90.47 | 2150128175 | 0 |
| 128.40.90.48 | 2150128176 | 0 |
| 128.40.90.49 | 2150128177 | 0 |
| 128.40.90.50 | 2150128178 | 0 |
| 128.40.90.51 | 2150128179 | 0 |
| 128.40.90.52 | 2150128180 | 0 |
| 128.40.90.53 | 2150128181 | 0 |
| 128.40.90.54 | 2150128182 | 0 |
| 128.40.90.55 | 2150128183 | 0 |
| 128.40.90.56 | 2150128184 | 0 |
| 128.40.90.57 | 2150128185 | 0 |
| 128.40.90.58 | 2150128186 | 0 |
| 128.40.90.59 | 2150128187 | 0 |
| 128.40.90.60 | 2150128188 | 0 |
| 128.40.90.61 | 2150128189 | 0 |
| 128.40.90.62 | 2150128190 | 0 |
| 128.40.90.63 | 2150128191 | 0 |
| 128.40.90.64 | 2150128192 | 0 |
| 128.40.90.65 | 2150128193 | 0 |
| 128.40.90.66 | 2150128194 | 0 |
| 128.40.90.67 | 2150128195 | 0 |
| 128.40.90.68 | 2150128196 | 0 |
| 128.40.90.69 | 2150128197 | 0 |
| 128.40.90.70 | 2150128198 | 0 |
| 128.40.90.71 | 2150128199 | 0 |
| 128.40.90.72 | 2150128200 | 0 |
| 128.40.90.73 | 2150128201 | 0 |
| 128.40.90.74 | 2150128202 | 0 |
| 128.40.90.75 | 2150128203 | 0 |
| 128.40.90.76 | 2150128204 | 0 |
| 128.40.90.77 | 2150128205 | 0 |
| 128.40.90.78 | 2150128206 | 0 |
| 128.40.90.79 | 2150128207 | 0 |
| 128.40.90.80 | 2150128208 | 0 |
| 128.40.90.81 | 2150128209 | 0 |
| 128.40.90.82 | 2150128210 | 0 |
| 128.40.90.83 | 2150128211 | 0 |
| 128.40.90.84 | 2150128212 | 0 |
| 128.40.90.85 | 2150128213 | 0 |