Die IP-Adresse 128.4.172 erfolgt über University of Delaware, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 128.4.0.0/16 (Bereich 128.4.0.0, 128.4.255.255). Die autonomen Systemnummer (ASN) ist 2.
| ASN | 2 |
| Ausgehend von IP | 128.4.0.0 |
| Beendigung durch IP | 128.4.255.255 |
| ASN-Namen | University of Delaware |
| GGDV | 128.4.0.0/16 |
| Numerische IP | |
| Registrierung | arin |
| Letztes update | 04.11.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Greenwich | 39,3897 | -75,3389 | 2017-11-03 |
| MaxMind | US | USA | - | Newark | 39,6837 | -75,7497 | 2017-11-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.4.172.0 | 2147789824 | 0 |
| 128.4.172.1 | 2147789825 | 0 |
| 128.4.172.2 | 2147789826 | 0 |
| 128.4.172.3 | 2147789827 | 0 |
| 128.4.172.4 | 2147789828 | 0 |
| 128.4.172.5 | 2147789829 | 0 |
| 128.4.172.6 | 2147789830 | 0 |
| 128.4.172.7 | 2147789831 | 0 |
| 128.4.172.8 | 2147789832 | 0 |
| 128.4.172.9 | 2147789833 | 0 |
| 128.4.172.10 | 2147789834 | 0 |
| 128.4.172.11 | 2147789835 | 0 |
| 128.4.172.12 | 2147789836 | 0 |
| 128.4.172.13 | 2147789837 | 0 |
| 128.4.172.14 | 2147789838 | 0 |
| 128.4.172.15 | 2147789839 | 0 |
| 128.4.172.16 | 2147789840 | 0 |
| 128.4.172.17 | 2147789841 | 0 |
| 128.4.172.18 | 2147789842 | 0 |
| 128.4.172.19 | 2147789843 | 0 |
| 128.4.172.20 | 2147789844 | 0 |
| 128.4.172.21 | 2147789845 | 0 |
| 128.4.172.22 | 2147789846 | 0 |
| 128.4.172.23 | 2147789847 | 0 |
| 128.4.172.24 | 2147789848 | 0 |
| 128.4.172.25 | 2147789849 | 0 |
| 128.4.172.26 | 2147789850 | 0 |
| 128.4.172.27 | 2147789851 | 0 |
| 128.4.172.28 | 2147789852 | 0 |
| 128.4.172.29 | 2147789853 | 0 |
| 128.4.172.30 | 2147789854 | 0 |
| 128.4.172.31 | 2147789855 | 0 |
| 128.4.172.32 | 2147789856 | 0 |
| 128.4.172.33 | 2147789857 | 0 |
| 128.4.172.34 | 2147789858 | 0 |
| 128.4.172.35 | 2147789859 | 0 |
| 128.4.172.36 | 2147789860 | 0 |
| 128.4.172.37 | 2147789861 | 0 |
| 128.4.172.38 | 2147789862 | 0 |
| 128.4.172.39 | 2147789863 | 0 |
| 128.4.172.40 | 2147789864 | 0 |
| 128.4.172.41 | 2147789865 | 0 |
| 128.4.172.42 | 2147789866 | 0 |
| 128.4.172.43 | 2147789867 | 0 |
| 128.4.172.44 | 2147789868 | 0 |
| 128.4.172.45 | 2147789869 | 0 |
| 128.4.172.46 | 2147789870 | 0 |
| 128.4.172.47 | 2147789871 | 0 |
| 128.4.172.48 | 2147789872 | 0 |
| 128.4.172.49 | 2147789873 | 0 |
| 128.4.172.50 | 2147789874 | 0 |
| 128.4.172.51 | 2147789875 | 0 |
| 128.4.172.52 | 2147789876 | 0 |
| 128.4.172.53 | 2147789877 | 0 |
| 128.4.172.54 | 2147789878 | 0 |
| 128.4.172.55 | 2147789879 | 0 |
| 128.4.172.56 | 2147789880 | 0 |
| 128.4.172.57 | 2147789881 | 0 |
| 128.4.172.58 | 2147789882 | 0 |
| 128.4.172.59 | 2147789883 | 0 |
| 128.4.172.60 | 2147789884 | 0 |
| 128.4.172.61 | 2147789885 | 0 |
| 128.4.172.62 | 2147789886 | 0 |
| 128.4.172.63 | 2147789887 | 0 |
| 128.4.172.64 | 2147789888 | 0 |
| 128.4.172.65 | 2147789889 | 0 |
| 128.4.172.66 | 2147789890 | 0 |
| 128.4.172.67 | 2147789891 | 0 |
| 128.4.172.68 | 2147789892 | 0 |
| 128.4.172.69 | 2147789893 | 0 |
| 128.4.172.70 | 2147789894 | 0 |
| 128.4.172.71 | 2147789895 | 0 |
| 128.4.172.72 | 2147789896 | 0 |
| 128.4.172.73 | 2147789897 | 0 |
| 128.4.172.74 | 2147789898 | 0 |
| 128.4.172.75 | 2147789899 | 0 |
| 128.4.172.76 | 2147789900 | 0 |
| 128.4.172.77 | 2147789901 | 0 |
| 128.4.172.78 | 2147789902 | 0 |
| 128.4.172.79 | 2147789903 | 0 |
| 128.4.172.80 | 2147789904 | 0 |
| 128.4.172.81 | 2147789905 | 0 |
| 128.4.172.82 | 2147789906 | 0 |
| 128.4.172.83 | 2147789907 | 0 |
| 128.4.172.84 | 2147789908 | 0 |
| 128.4.172.85 | 2147789909 | 0 |