The IP address 21.255.2 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 | 10/02/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-02-10 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-02-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.255.2.0 | 369033728 | 0 |
| 21.255.2.1 | 369033729 | 0 |
| 21.255.2.2 | 369033730 | 0 |
| 21.255.2.3 | 369033731 | 0 |
| 21.255.2.4 | 369033732 | 0 |
| 21.255.2.5 | 369033733 | 0 |
| 21.255.2.6 | 369033734 | 0 |
| 21.255.2.7 | 369033735 | 0 |
| 21.255.2.8 | 369033736 | 0 |
| 21.255.2.9 | 369033737 | 0 |
| 21.255.2.10 | 369033738 | 0 |
| 21.255.2.11 | 369033739 | 0 |
| 21.255.2.12 | 369033740 | 0 |
| 21.255.2.13 | 369033741 | 0 |
| 21.255.2.14 | 369033742 | 0 |
| 21.255.2.15 | 369033743 | 0 |
| 21.255.2.16 | 369033744 | 0 |
| 21.255.2.17 | 369033745 | 0 |
| 21.255.2.18 | 369033746 | 0 |
| 21.255.2.19 | 369033747 | 0 |
| 21.255.2.20 | 369033748 | 0 |
| 21.255.2.21 | 369033749 | 0 |
| 21.255.2.22 | 369033750 | 0 |
| 21.255.2.23 | 369033751 | 0 |
| 21.255.2.24 | 369033752 | 0 |
| 21.255.2.25 | 369033753 | 0 |
| 21.255.2.26 | 369033754 | 0 |
| 21.255.2.27 | 369033755 | 0 |
| 21.255.2.28 | 369033756 | 0 |
| 21.255.2.29 | 369033757 | 0 |
| 21.255.2.30 | 369033758 | 0 |
| 21.255.2.31 | 369033759 | 0 |
| 21.255.2.32 | 369033760 | 0 |
| 21.255.2.33 | 369033761 | 0 |
| 21.255.2.34 | 369033762 | 0 |
| 21.255.2.35 | 369033763 | 0 |
| 21.255.2.36 | 369033764 | 0 |
| 21.255.2.37 | 369033765 | 0 |
| 21.255.2.38 | 369033766 | 0 |
| 21.255.2.39 | 369033767 | 0 |
| 21.255.2.40 | 369033768 | 0 |
| 21.255.2.41 | 369033769 | 0 |
| 21.255.2.42 | 369033770 | 0 |
| 21.255.2.43 | 369033771 | 0 |
| 21.255.2.44 | 369033772 | 0 |
| 21.255.2.45 | 369033773 | 0 |
| 21.255.2.46 | 369033774 | 0 |
| 21.255.2.47 | 369033775 | 0 |
| 21.255.2.48 | 369033776 | 0 |
| 21.255.2.49 | 369033777 | 0 |
| 21.255.2.50 | 369033778 | 0 |
| 21.255.2.51 | 369033779 | 0 |
| 21.255.2.52 | 369033780 | 0 |
| 21.255.2.53 | 369033781 | 0 |
| 21.255.2.54 | 369033782 | 0 |
| 21.255.2.55 | 369033783 | 0 |
| 21.255.2.56 | 369033784 | 0 |
| 21.255.2.57 | 369033785 | 0 |
| 21.255.2.58 | 369033786 | 0 |
| 21.255.2.59 | 369033787 | 0 |
| 21.255.2.60 | 369033788 | 0 |
| 21.255.2.61 | 369033789 | 0 |
| 21.255.2.62 | 369033790 | 0 |
| 21.255.2.63 | 369033791 | 0 |
| 21.255.2.64 | 369033792 | 0 |
| 21.255.2.65 | 369033793 | 0 |
| 21.255.2.66 | 369033794 | 0 |
| 21.255.2.67 | 369033795 | 0 |
| 21.255.2.68 | 369033796 | 0 |
| 21.255.2.69 | 369033797 | 0 |
| 21.255.2.70 | 369033798 | 0 |
| 21.255.2.71 | 369033799 | 0 |
| 21.255.2.72 | 369033800 | 0 |
| 21.255.2.73 | 369033801 | 0 |
| 21.255.2.74 | 369033802 | 0 |
| 21.255.2.75 | 369033803 | 0 |
| 21.255.2.76 | 369033804 | 0 |
| 21.255.2.77 | 369033805 | 0 |
| 21.255.2.78 | 369033806 | 0 |
| 21.255.2.79 | 369033807 | 0 |
| 21.255.2.80 | 369033808 | 0 |
| 21.255.2.81 | 369033809 | 0 |
| 21.255.2.82 | 369033810 | 0 |
| 21.255.2.83 | 369033811 | 0 |
| 21.255.2.84 | 369033812 | 0 |
| 21.255.2.85 | 369033813 | 0 |