Die IP-Adresse 18.87.91 erfolgt über Massachusetts Institute of Technology, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 18.0.0.0/8 (Bereich 18.0.0.0, 18.255.255.255). Die autonomen Systemnummer (ASN) ist 3.
| ASN | 3 |
| Ausgehend von IP | 18.0.0.0 |
| Beendigung durch IP | 18.255.255.255 |
| ASN-Namen | Massachusetts Institute of Technology |
| GGDV | 18.0.0.0/8 |
| Numerische IP | |
| Registrierung | arin |
| Letztes update | 10.09.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Cambridge | 42,3751 | -71,1056 | 2019-01-19 |
| MaxMind | US | USA | - | Dearborn | 42,3223 | -83,1763 | 2019-01-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 18.87.91.0 | 307714816 | 0 |
| 18.87.91.1 | 307714817 | 0 |
| 18.87.91.2 | 307714818 | 0 |
| 18.87.91.3 | 307714819 | 0 |
| 18.87.91.4 | 307714820 | 0 |
| 18.87.91.5 | 307714821 | 0 |
| 18.87.91.6 | 307714822 | 0 |
| 18.87.91.7 | 307714823 | 0 |
| 18.87.91.8 | 307714824 | 0 |
| 18.87.91.9 | 307714825 | 0 |
| 18.87.91.10 | 307714826 | 0 |
| 18.87.91.11 | 307714827 | 0 |
| 18.87.91.12 | 307714828 | 0 |
| 18.87.91.13 | 307714829 | 0 |
| 18.87.91.14 | 307714830 | 0 |
| 18.87.91.15 | 307714831 | 0 |
| 18.87.91.16 | 307714832 | 0 |
| 18.87.91.17 | 307714833 | 0 |
| 18.87.91.18 | 307714834 | 0 |
| 18.87.91.19 | 307714835 | 0 |
| 18.87.91.20 | 307714836 | 0 |
| 18.87.91.21 | 307714837 | 0 |
| 18.87.91.22 | 307714838 | 0 |
| 18.87.91.23 | 307714839 | 0 |
| 18.87.91.24 | 307714840 | 0 |
| 18.87.91.25 | 307714841 | 0 |
| 18.87.91.26 | 307714842 | 0 |
| 18.87.91.27 | 307714843 | 0 |
| 18.87.91.28 | 307714844 | 0 |
| 18.87.91.29 | 307714845 | 0 |
| 18.87.91.30 | 307714846 | 0 |
| 18.87.91.31 | 307714847 | 0 |
| 18.87.91.32 | 307714848 | 0 |
| 18.87.91.33 | 307714849 | 0 |
| 18.87.91.34 | 307714850 | 0 |
| 18.87.91.35 | 307714851 | 0 |
| 18.87.91.36 | 307714852 | 0 |
| 18.87.91.37 | 307714853 | 0 |
| 18.87.91.38 | 307714854 | 0 |
| 18.87.91.39 | 307714855 | 0 |
| 18.87.91.40 | 307714856 | 0 |
| 18.87.91.41 | 307714857 | 0 |
| 18.87.91.42 | 307714858 | 0 |
| 18.87.91.43 | 307714859 | 0 |
| 18.87.91.44 | 307714860 | 0 |
| 18.87.91.45 | 307714861 | 0 |
| 18.87.91.46 | 307714862 | 0 |
| 18.87.91.47 | 307714863 | 0 |
| 18.87.91.48 | 307714864 | 0 |
| 18.87.91.49 | 307714865 | 0 |
| 18.87.91.50 | 307714866 | 0 |
| 18.87.91.51 | 307714867 | 0 |
| 18.87.91.52 | 307714868 | 0 |
| 18.87.91.53 | 307714869 | 0 |
| 18.87.91.54 | 307714870 | 0 |
| 18.87.91.55 | 307714871 | 0 |
| 18.87.91.56 | 307714872 | 0 |
| 18.87.91.57 | 307714873 | 0 |
| 18.87.91.58 | 307714874 | 0 |
| 18.87.91.59 | 307714875 | 0 |
| 18.87.91.60 | 307714876 | 0 |
| 18.87.91.61 | 307714877 | 0 |
| 18.87.91.62 | 307714878 | 0 |
| 18.87.91.63 | 307714879 | 0 |
| 18.87.91.64 | 307714880 | 0 |
| 18.87.91.65 | 307714881 | 0 |
| 18.87.91.66 | 307714882 | 0 |
| 18.87.91.67 | 307714883 | 0 |
| 18.87.91.68 | 307714884 | 0 |
| 18.87.91.69 | 307714885 | 0 |
| 18.87.91.70 | 307714886 | 0 |
| 18.87.91.71 | 307714887 | 0 |
| 18.87.91.72 | 307714888 | 0 |
| 18.87.91.73 | 307714889 | 0 |
| 18.87.91.74 | 307714890 | 0 |
| 18.87.91.75 | 307714891 | 0 |
| 18.87.91.76 | 307714892 | 0 |
| 18.87.91.77 | 307714893 | 0 |
| 18.87.91.78 | 307714894 | 0 |
| 18.87.91.79 | 307714895 | 0 |
| 18.87.91.80 | 307714896 | 0 |
| 18.87.91.81 | 307714897 | 0 |
| 18.87.91.82 | 307714898 | 0 |
| 18.87.91.83 | 307714899 | 0 |
| 18.87.91.84 | 307714900 | 0 |
| 18.87.91.85 | 307714901 | 0 |