The IP address 21.83.65 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 01/05/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Houston | 29.7633 | -95.3633 | 2019-05-01 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2019-05-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.83.65.0 | 357777664 | 0 |
| 21.83.65.1 | 357777665 | 0 |
| 21.83.65.2 | 357777666 | 0 |
| 21.83.65.3 | 357777667 | 0 |
| 21.83.65.4 | 357777668 | 0 |
| 21.83.65.5 | 357777669 | 0 |
| 21.83.65.6 | 357777670 | 0 |
| 21.83.65.7 | 357777671 | 0 |
| 21.83.65.8 | 357777672 | 0 |
| 21.83.65.9 | 357777673 | 0 |
| 21.83.65.10 | 357777674 | 0 |
| 21.83.65.11 | 357777675 | 0 |
| 21.83.65.12 | 357777676 | 0 |
| 21.83.65.13 | 357777677 | 0 |
| 21.83.65.14 | 357777678 | 0 |
| 21.83.65.15 | 357777679 | 0 |
| 21.83.65.16 | 357777680 | 0 |
| 21.83.65.17 | 357777681 | 0 |
| 21.83.65.18 | 357777682 | 0 |
| 21.83.65.19 | 357777683 | 0 |
| 21.83.65.20 | 357777684 | 0 |
| 21.83.65.21 | 357777685 | 0 |
| 21.83.65.22 | 357777686 | 0 |
| 21.83.65.23 | 357777687 | 0 |
| 21.83.65.24 | 357777688 | 0 |
| 21.83.65.25 | 357777689 | 0 |
| 21.83.65.26 | 357777690 | 0 |
| 21.83.65.27 | 357777691 | 0 |
| 21.83.65.28 | 357777692 | 0 |
| 21.83.65.29 | 357777693 | 0 |
| 21.83.65.30 | 357777694 | 0 |
| 21.83.65.31 | 357777695 | 0 |
| 21.83.65.32 | 357777696 | 0 |
| 21.83.65.33 | 357777697 | 0 |
| 21.83.65.34 | 357777698 | 0 |
| 21.83.65.35 | 357777699 | 0 |
| 21.83.65.36 | 357777700 | 0 |
| 21.83.65.37 | 357777701 | 0 |
| 21.83.65.38 | 357777702 | 0 |
| 21.83.65.39 | 357777703 | 0 |
| 21.83.65.40 | 357777704 | 0 |
| 21.83.65.41 | 357777705 | 0 |
| 21.83.65.42 | 357777706 | 0 |
| 21.83.65.43 | 357777707 | 0 |
| 21.83.65.44 | 357777708 | 0 |
| 21.83.65.45 | 357777709 | 0 |
| 21.83.65.46 | 357777710 | 0 |
| 21.83.65.47 | 357777711 | 0 |
| 21.83.65.48 | 357777712 | 0 |
| 21.83.65.49 | 357777713 | 0 |
| 21.83.65.50 | 357777714 | 0 |
| 21.83.65.51 | 357777715 | 0 |
| 21.83.65.52 | 357777716 | 0 |
| 21.83.65.53 | 357777717 | 0 |
| 21.83.65.54 | 357777718 | 0 |
| 21.83.65.55 | 357777719 | 0 |
| 21.83.65.56 | 357777720 | 0 |
| 21.83.65.57 | 357777721 | 0 |
| 21.83.65.58 | 357777722 | 0 |
| 21.83.65.59 | 357777723 | 0 |
| 21.83.65.60 | 357777724 | 0 |
| 21.83.65.61 | 357777725 | 0 |
| 21.83.65.62 | 357777726 | 0 |
| 21.83.65.63 | 357777727 | 0 |
| 21.83.65.64 | 357777728 | 0 |
| 21.83.65.65 | 357777729 | 0 |
| 21.83.65.66 | 357777730 | 0 |
| 21.83.65.67 | 357777731 | 0 |
| 21.83.65.68 | 357777732 | 0 |
| 21.83.65.69 | 357777733 | 0 |
| 21.83.65.70 | 357777734 | 0 |
| 21.83.65.71 | 357777735 | 0 |
| 21.83.65.72 | 357777736 | 0 |
| 21.83.65.73 | 357777737 | 0 |
| 21.83.65.74 | 357777738 | 0 |
| 21.83.65.75 | 357777739 | 0 |
| 21.83.65.76 | 357777740 | 0 |
| 21.83.65.77 | 357777741 | 0 |
| 21.83.65.78 | 357777742 | 0 |
| 21.83.65.79 | 357777743 | 0 |
| 21.83.65.80 | 357777744 | 0 |
| 21.83.65.81 | 357777745 | 0 |
| 21.83.65.82 | 357777746 | 0 |
| 21.83.65.83 | 357777747 | 0 |
| 21.83.65.84 | 357777748 | 0 |
| 21.83.65.85 | 357777749 | 0 |