L'indirizzo IP 18.243.4 è fornito da Massachusetts Institute of Technology, che è di proprietà del CIDR (Classless Inter-Domain Routing) 18.0.0.0/8, IP tra 18.0.0.0 a 18.255.255.255 ). Il numero di sistema autonomo (ASN) è 3.
| ASN | 3 |
| IP inizia con | 18.0.0.0 |
| IP finale con | 18.255.255.255 |
| ASN Nome | Massachusetts Institute of Technology |
| CDIR | 18.0.0.0/8 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 28/12/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Cambridge | 42,3651 | -71,1045 | 2017-12-27 |
| MaxMind | US | United States | - | Cambridge | 42,3646 | -71,1028 | 2017-12-27 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 18.243.4.0 | 317916160 | 0 |
| 18.243.4.1 | 317916161 | 0 |
| 18.243.4.2 | 317916162 | 0 |
| 18.243.4.3 | 317916163 | 0 |
| 18.243.4.4 | 317916164 | 0 |
| 18.243.4.5 | 317916165 | 0 |
| 18.243.4.6 | 317916166 | 0 |
| 18.243.4.7 | 317916167 | 0 |
| 18.243.4.8 | 317916168 | 0 |
| 18.243.4.9 | 317916169 | 0 |
| 18.243.4.10 | 317916170 | 0 |
| 18.243.4.11 | 317916171 | 0 |
| 18.243.4.12 | 317916172 | 0 |
| 18.243.4.13 | 317916173 | 0 |
| 18.243.4.14 | 317916174 | 0 |
| 18.243.4.15 | 317916175 | 0 |
| 18.243.4.16 | 317916176 | 0 |
| 18.243.4.17 | 317916177 | 0 |
| 18.243.4.18 | 317916178 | 0 |
| 18.243.4.19 | 317916179 | 0 |
| 18.243.4.20 | 317916180 | 0 |
| 18.243.4.21 | 317916181 | 0 |
| 18.243.4.22 | 317916182 | 0 |
| 18.243.4.23 | 317916183 | 0 |
| 18.243.4.24 | 317916184 | 0 |
| 18.243.4.25 | 317916185 | 0 |
| 18.243.4.26 | 317916186 | 0 |
| 18.243.4.27 | 317916187 | 0 |
| 18.243.4.28 | 317916188 | 0 |
| 18.243.4.29 | 317916189 | 0 |
| 18.243.4.30 | 317916190 | 0 |
| 18.243.4.31 | 317916191 | 0 |
| 18.243.4.32 | 317916192 | 0 |
| 18.243.4.33 | 317916193 | 0 |
| 18.243.4.34 | 317916194 | 0 |
| 18.243.4.35 | 317916195 | 0 |
| 18.243.4.36 | 317916196 | 0 |
| 18.243.4.37 | 317916197 | 0 |
| 18.243.4.38 | 317916198 | 0 |
| 18.243.4.39 | 317916199 | 0 |
| 18.243.4.40 | 317916200 | 0 |
| 18.243.4.41 | 317916201 | 0 |
| 18.243.4.42 | 317916202 | 0 |
| 18.243.4.43 | 317916203 | 0 |
| 18.243.4.44 | 317916204 | 0 |
| 18.243.4.45 | 317916205 | 0 |
| 18.243.4.46 | 317916206 | 0 |
| 18.243.4.47 | 317916207 | 0 |
| 18.243.4.48 | 317916208 | 0 |
| 18.243.4.49 | 317916209 | 0 |
| 18.243.4.50 | 317916210 | 0 |
| 18.243.4.51 | 317916211 | 0 |
| 18.243.4.52 | 317916212 | 0 |
| 18.243.4.53 | 317916213 | 0 |
| 18.243.4.54 | 317916214 | 0 |
| 18.243.4.55 | 317916215 | 0 |
| 18.243.4.56 | 317916216 | 0 |
| 18.243.4.57 | 317916217 | 0 |
| 18.243.4.58 | 317916218 | 0 |
| 18.243.4.59 | 317916219 | 0 |
| 18.243.4.60 | 317916220 | 0 |
| 18.243.4.61 | 317916221 | 0 |
| 18.243.4.62 | 317916222 | 0 |
| 18.243.4.63 | 317916223 | 0 |
| 18.243.4.64 | 317916224 | 0 |
| 18.243.4.65 | 317916225 | 0 |
| 18.243.4.66 | 317916226 | 0 |
| 18.243.4.67 | 317916227 | 0 |
| 18.243.4.68 | 317916228 | 0 |
| 18.243.4.69 | 317916229 | 0 |
| 18.243.4.70 | 317916230 | 0 |
| 18.243.4.71 | 317916231 | 0 |
| 18.243.4.72 | 317916232 | 0 |
| 18.243.4.73 | 317916233 | 0 |
| 18.243.4.74 | 317916234 | 0 |
| 18.243.4.75 | 317916235 | 0 |
| 18.243.4.76 | 317916236 | 0 |
| 18.243.4.77 | 317916237 | 0 |
| 18.243.4.78 | 317916238 | 0 |
| 18.243.4.79 | 317916239 | 0 |
| 18.243.4.80 | 317916240 | 0 |
| 18.243.4.81 | 317916241 | 0 |
| 18.243.4.82 | 317916242 | 0 |
| 18.243.4.83 | 317916243 | 0 |
| 18.243.4.84 | 317916244 | 0 |
| 18.243.4.85 | 317916245 | 0 |