Die IP-Adresse 21.80.64 erfolgt über China Education and Research Network Center, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 22.30.204.0/23 (Bereich 22.30.204.0, 22.30.205.255). Die autonomen Systemnummer (ASN) ist 4538.
| ASN | 4538 |
| Ausgehend von IP | 22.30.204.0 |
| Beendigung durch IP | 22.30.205.255 |
| ASN-Namen | China Education and Research Network Center |
| GGDV | 22.30.204.0/23 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 24.08.2018 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Houston | 29,7633 | -95,3633 | 2018-08-24 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2018-08-24 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.80.64.0 | 357580800 | 0 |
| 21.80.64.1 | 357580801 | 0 |
| 21.80.64.2 | 357580802 | 0 |
| 21.80.64.3 | 357580803 | 0 |
| 21.80.64.4 | 357580804 | 0 |
| 21.80.64.5 | 357580805 | 0 |
| 21.80.64.6 | 357580806 | 0 |
| 21.80.64.7 | 357580807 | 0 |
| 21.80.64.8 | 357580808 | 0 |
| 21.80.64.9 | 357580809 | 0 |
| 21.80.64.10 | 357580810 | 0 |
| 21.80.64.11 | 357580811 | 0 |
| 21.80.64.12 | 357580812 | 0 |
| 21.80.64.13 | 357580813 | 0 |
| 21.80.64.14 | 357580814 | 0 |
| 21.80.64.15 | 357580815 | 0 |
| 21.80.64.16 | 357580816 | 0 |
| 21.80.64.17 | 357580817 | 0 |
| 21.80.64.18 | 357580818 | 0 |
| 21.80.64.19 | 357580819 | 0 |
| 21.80.64.20 | 357580820 | 0 |
| 21.80.64.21 | 357580821 | 0 |
| 21.80.64.22 | 357580822 | 0 |
| 21.80.64.23 | 357580823 | 0 |
| 21.80.64.24 | 357580824 | 0 |
| 21.80.64.25 | 357580825 | 0 |
| 21.80.64.26 | 357580826 | 0 |
| 21.80.64.27 | 357580827 | 0 |
| 21.80.64.28 | 357580828 | 0 |
| 21.80.64.29 | 357580829 | 0 |
| 21.80.64.30 | 357580830 | 0 |
| 21.80.64.31 | 357580831 | 0 |
| 21.80.64.32 | 357580832 | 0 |
| 21.80.64.33 | 357580833 | 0 |
| 21.80.64.34 | 357580834 | 0 |
| 21.80.64.35 | 357580835 | 0 |
| 21.80.64.36 | 357580836 | 0 |
| 21.80.64.37 | 357580837 | 0 |
| 21.80.64.38 | 357580838 | 0 |
| 21.80.64.39 | 357580839 | 0 |
| 21.80.64.40 | 357580840 | 0 |
| 21.80.64.41 | 357580841 | 0 |
| 21.80.64.42 | 357580842 | 0 |
| 21.80.64.43 | 357580843 | 0 |
| 21.80.64.44 | 357580844 | 0 |
| 21.80.64.45 | 357580845 | 0 |
| 21.80.64.46 | 357580846 | 0 |
| 21.80.64.47 | 357580847 | 0 |
| 21.80.64.48 | 357580848 | 0 |
| 21.80.64.49 | 357580849 | 0 |
| 21.80.64.50 | 357580850 | 0 |
| 21.80.64.51 | 357580851 | 0 |
| 21.80.64.52 | 357580852 | 0 |
| 21.80.64.53 | 357580853 | 0 |
| 21.80.64.54 | 357580854 | 0 |
| 21.80.64.55 | 357580855 | 0 |
| 21.80.64.56 | 357580856 | 0 |
| 21.80.64.57 | 357580857 | 0 |
| 21.80.64.58 | 357580858 | 0 |
| 21.80.64.59 | 357580859 | 0 |
| 21.80.64.60 | 357580860 | 0 |
| 21.80.64.61 | 357580861 | 0 |
| 21.80.64.62 | 357580862 | 0 |
| 21.80.64.63 | 357580863 | 0 |
| 21.80.64.64 | 357580864 | 0 |
| 21.80.64.65 | 357580865 | 0 |
| 21.80.64.66 | 357580866 | 0 |
| 21.80.64.67 | 357580867 | 0 |
| 21.80.64.68 | 357580868 | 0 |
| 21.80.64.69 | 357580869 | 0 |
| 21.80.64.70 | 357580870 | 0 |
| 21.80.64.71 | 357580871 | 0 |
| 21.80.64.72 | 357580872 | 0 |
| 21.80.64.73 | 357580873 | 0 |
| 21.80.64.74 | 357580874 | 0 |
| 21.80.64.75 | 357580875 | 0 |
| 21.80.64.76 | 357580876 | 0 |
| 21.80.64.77 | 357580877 | 0 |
| 21.80.64.78 | 357580878 | 0 |
| 21.80.64.79 | 357580879 | 0 |
| 21.80.64.80 | 357580880 | 0 |
| 21.80.64.81 | 357580881 | 0 |
| 21.80.64.82 | 357580882 | 0 |
| 21.80.64.83 | 357580883 | 0 |
| 21.80.64.84 | 357580884 | 0 |
| 21.80.64.85 | 357580885 | 0 |