Die IP-Adresse 21.77.74 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 | - | Clovis | 34,4048 | -103,2052 | 2018-08-24 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2018-08-24 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.77.74.0 | 357386752 | 0 |
| 21.77.74.1 | 357386753 | 0 |
| 21.77.74.2 | 357386754 | 0 |
| 21.77.74.3 | 357386755 | 0 |
| 21.77.74.4 | 357386756 | 0 |
| 21.77.74.5 | 357386757 | 0 |
| 21.77.74.6 | 357386758 | 0 |
| 21.77.74.7 | 357386759 | 0 |
| 21.77.74.8 | 357386760 | 0 |
| 21.77.74.9 | 357386761 | 0 |
| 21.77.74.10 | 357386762 | 0 |
| 21.77.74.11 | 357386763 | 0 |
| 21.77.74.12 | 357386764 | 0 |
| 21.77.74.13 | 357386765 | 0 |
| 21.77.74.14 | 357386766 | 0 |
| 21.77.74.15 | 357386767 | 0 |
| 21.77.74.16 | 357386768 | 0 |
| 21.77.74.17 | 357386769 | 0 |
| 21.77.74.18 | 357386770 | 0 |
| 21.77.74.19 | 357386771 | 0 |
| 21.77.74.20 | 357386772 | 0 |
| 21.77.74.21 | 357386773 | 0 |
| 21.77.74.22 | 357386774 | 0 |
| 21.77.74.23 | 357386775 | 0 |
| 21.77.74.24 | 357386776 | 0 |
| 21.77.74.25 | 357386777 | 0 |
| 21.77.74.26 | 357386778 | 0 |
| 21.77.74.27 | 357386779 | 0 |
| 21.77.74.28 | 357386780 | 0 |
| 21.77.74.29 | 357386781 | 0 |
| 21.77.74.30 | 357386782 | 0 |
| 21.77.74.31 | 357386783 | 0 |
| 21.77.74.32 | 357386784 | 0 |
| 21.77.74.33 | 357386785 | 0 |
| 21.77.74.34 | 357386786 | 0 |
| 21.77.74.35 | 357386787 | 0 |
| 21.77.74.36 | 357386788 | 0 |
| 21.77.74.37 | 357386789 | 0 |
| 21.77.74.38 | 357386790 | 0 |
| 21.77.74.39 | 357386791 | 0 |
| 21.77.74.40 | 357386792 | 0 |
| 21.77.74.41 | 357386793 | 0 |
| 21.77.74.42 | 357386794 | 0 |
| 21.77.74.43 | 357386795 | 0 |
| 21.77.74.44 | 357386796 | 0 |
| 21.77.74.45 | 357386797 | 0 |
| 21.77.74.46 | 357386798 | 0 |
| 21.77.74.47 | 357386799 | 0 |
| 21.77.74.48 | 357386800 | 0 |
| 21.77.74.49 | 357386801 | 0 |
| 21.77.74.50 | 357386802 | 0 |
| 21.77.74.51 | 357386803 | 0 |
| 21.77.74.52 | 357386804 | 0 |
| 21.77.74.53 | 357386805 | 0 |
| 21.77.74.54 | 357386806 | 0 |
| 21.77.74.55 | 357386807 | 0 |
| 21.77.74.56 | 357386808 | 0 |
| 21.77.74.57 | 357386809 | 0 |
| 21.77.74.58 | 357386810 | 0 |
| 21.77.74.59 | 357386811 | 0 |
| 21.77.74.60 | 357386812 | 0 |
| 21.77.74.61 | 357386813 | 0 |
| 21.77.74.62 | 357386814 | 0 |
| 21.77.74.63 | 357386815 | 0 |
| 21.77.74.64 | 357386816 | 0 |
| 21.77.74.65 | 357386817 | 0 |
| 21.77.74.66 | 357386818 | 0 |
| 21.77.74.67 | 357386819 | 0 |
| 21.77.74.68 | 357386820 | 0 |
| 21.77.74.69 | 357386821 | 0 |
| 21.77.74.70 | 357386822 | 0 |
| 21.77.74.71 | 357386823 | 0 |
| 21.77.74.72 | 357386824 | 0 |
| 21.77.74.73 | 357386825 | 0 |
| 21.77.74.74 | 357386826 | 0 |
| 21.77.74.75 | 357386827 | 0 |
| 21.77.74.76 | 357386828 | 0 |
| 21.77.74.77 | 357386829 | 0 |
| 21.77.74.78 | 357386830 | 0 |
| 21.77.74.79 | 357386831 | 0 |
| 21.77.74.80 | 357386832 | 0 |
| 21.77.74.81 | 357386833 | 0 |
| 21.77.74.82 | 357386834 | 0 |
| 21.77.74.83 | 357386835 | 0 |
| 21.77.74.84 | 357386836 | 0 |
| 21.77.74.85 | 357386837 | 0 |