L'indirizzo IP 21.76.76 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP tra 22.30.204.0 a 22.30.205.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 22.30.204.0 |
| IP finale con | 22.30.205.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 23/08/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Clovis | 34,4048 | -103,2052 | 2018-08-23 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2018-08-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.76.76.0 | 357321728 | 0 |
| 21.76.76.1 | 357321729 | 0 |
| 21.76.76.2 | 357321730 | 0 |
| 21.76.76.3 | 357321731 | 0 |
| 21.76.76.4 | 357321732 | 0 |
| 21.76.76.5 | 357321733 | 0 |
| 21.76.76.6 | 357321734 | 0 |
| 21.76.76.7 | 357321735 | 0 |
| 21.76.76.8 | 357321736 | 0 |
| 21.76.76.9 | 357321737 | 0 |
| 21.76.76.10 | 357321738 | 0 |
| 21.76.76.11 | 357321739 | 0 |
| 21.76.76.12 | 357321740 | 0 |
| 21.76.76.13 | 357321741 | 0 |
| 21.76.76.14 | 357321742 | 0 |
| 21.76.76.15 | 357321743 | 0 |
| 21.76.76.16 | 357321744 | 0 |
| 21.76.76.17 | 357321745 | 0 |
| 21.76.76.18 | 357321746 | 0 |
| 21.76.76.19 | 357321747 | 0 |
| 21.76.76.20 | 357321748 | 0 |
| 21.76.76.21 | 357321749 | 0 |
| 21.76.76.22 | 357321750 | 0 |
| 21.76.76.23 | 357321751 | 0 |
| 21.76.76.24 | 357321752 | 0 |
| 21.76.76.25 | 357321753 | 0 |
| 21.76.76.26 | 357321754 | 0 |
| 21.76.76.27 | 357321755 | 0 |
| 21.76.76.28 | 357321756 | 0 |
| 21.76.76.29 | 357321757 | 0 |
| 21.76.76.30 | 357321758 | 0 |
| 21.76.76.31 | 357321759 | 0 |
| 21.76.76.32 | 357321760 | 0 |
| 21.76.76.33 | 357321761 | 0 |
| 21.76.76.34 | 357321762 | 0 |
| 21.76.76.35 | 357321763 | 0 |
| 21.76.76.36 | 357321764 | 0 |
| 21.76.76.37 | 357321765 | 0 |
| 21.76.76.38 | 357321766 | 0 |
| 21.76.76.39 | 357321767 | 0 |
| 21.76.76.40 | 357321768 | 0 |
| 21.76.76.41 | 357321769 | 0 |
| 21.76.76.42 | 357321770 | 0 |
| 21.76.76.43 | 357321771 | 0 |
| 21.76.76.44 | 357321772 | 0 |
| 21.76.76.45 | 357321773 | 0 |
| 21.76.76.46 | 357321774 | 0 |
| 21.76.76.47 | 357321775 | 0 |
| 21.76.76.48 | 357321776 | 0 |
| 21.76.76.49 | 357321777 | 0 |
| 21.76.76.50 | 357321778 | 0 |
| 21.76.76.51 | 357321779 | 0 |
| 21.76.76.52 | 357321780 | 0 |
| 21.76.76.53 | 357321781 | 0 |
| 21.76.76.54 | 357321782 | 0 |
| 21.76.76.55 | 357321783 | 0 |
| 21.76.76.56 | 357321784 | 0 |
| 21.76.76.57 | 357321785 | 0 |
| 21.76.76.58 | 357321786 | 0 |
| 21.76.76.59 | 357321787 | 0 |
| 21.76.76.60 | 357321788 | 0 |
| 21.76.76.61 | 357321789 | 0 |
| 21.76.76.62 | 357321790 | 0 |
| 21.76.76.63 | 357321791 | 0 |
| 21.76.76.64 | 357321792 | 0 |
| 21.76.76.65 | 357321793 | 0 |
| 21.76.76.66 | 357321794 | 0 |
| 21.76.76.67 | 357321795 | 0 |
| 21.76.76.68 | 357321796 | 0 |
| 21.76.76.69 | 357321797 | 0 |
| 21.76.76.70 | 357321798 | 0 |
| 21.76.76.71 | 357321799 | 0 |
| 21.76.76.72 | 357321800 | 0 |
| 21.76.76.73 | 357321801 | 0 |
| 21.76.76.74 | 357321802 | 0 |
| 21.76.76.75 | 357321803 | 0 |
| 21.76.76.76 | 357321804 | 0 |
| 21.76.76.77 | 357321805 | 0 |
| 21.76.76.78 | 357321806 | 0 |
| 21.76.76.79 | 357321807 | 0 |
| 21.76.76.80 | 357321808 | 0 |
| 21.76.76.81 | 357321809 | 0 |
| 21.76.76.82 | 357321810 | 0 |
| 21.76.76.83 | 357321811 | 0 |
| 21.76.76.84 | 357321812 | 0 |
| 21.76.76.85 | 357321813 | 0 |