The IP address 21.93.99 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 | 20/10/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-10-19 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-10-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.93.99.0 | 358441728 | 0 |
| 21.93.99.1 | 358441729 | 0 |
| 21.93.99.2 | 358441730 | 0 |
| 21.93.99.3 | 358441731 | 0 |
| 21.93.99.4 | 358441732 | 0 |
| 21.93.99.5 | 358441733 | 0 |
| 21.93.99.6 | 358441734 | 0 |
| 21.93.99.7 | 358441735 | 0 |
| 21.93.99.8 | 358441736 | 0 |
| 21.93.99.9 | 358441737 | 0 |
| 21.93.99.10 | 358441738 | 0 |
| 21.93.99.11 | 358441739 | 0 |
| 21.93.99.12 | 358441740 | 0 |
| 21.93.99.13 | 358441741 | 0 |
| 21.93.99.14 | 358441742 | 0 |
| 21.93.99.15 | 358441743 | 0 |
| 21.93.99.16 | 358441744 | 0 |
| 21.93.99.17 | 358441745 | 0 |
| 21.93.99.18 | 358441746 | 0 |
| 21.93.99.19 | 358441747 | 0 |
| 21.93.99.20 | 358441748 | 0 |
| 21.93.99.21 | 358441749 | 0 |
| 21.93.99.22 | 358441750 | 0 |
| 21.93.99.23 | 358441751 | 0 |
| 21.93.99.24 | 358441752 | 0 |
| 21.93.99.25 | 358441753 | 0 |
| 21.93.99.26 | 358441754 | 0 |
| 21.93.99.27 | 358441755 | 0 |
| 21.93.99.28 | 358441756 | 0 |
| 21.93.99.29 | 358441757 | 0 |
| 21.93.99.30 | 358441758 | 0 |
| 21.93.99.31 | 358441759 | 0 |
| 21.93.99.32 | 358441760 | 0 |
| 21.93.99.33 | 358441761 | 0 |
| 21.93.99.34 | 358441762 | 0 |
| 21.93.99.35 | 358441763 | 0 |
| 21.93.99.36 | 358441764 | 0 |
| 21.93.99.37 | 358441765 | 0 |
| 21.93.99.38 | 358441766 | 0 |
| 21.93.99.39 | 358441767 | 0 |
| 21.93.99.40 | 358441768 | 0 |
| 21.93.99.41 | 358441769 | 0 |
| 21.93.99.42 | 358441770 | 0 |
| 21.93.99.43 | 358441771 | 0 |
| 21.93.99.44 | 358441772 | 0 |
| 21.93.99.45 | 358441773 | 0 |
| 21.93.99.46 | 358441774 | 0 |
| 21.93.99.47 | 358441775 | 0 |
| 21.93.99.48 | 358441776 | 0 |
| 21.93.99.49 | 358441777 | 0 |
| 21.93.99.50 | 358441778 | 0 |
| 21.93.99.51 | 358441779 | 0 |
| 21.93.99.52 | 358441780 | 0 |
| 21.93.99.53 | 358441781 | 0 |
| 21.93.99.54 | 358441782 | 0 |
| 21.93.99.55 | 358441783 | 0 |
| 21.93.99.56 | 358441784 | 0 |
| 21.93.99.57 | 358441785 | 0 |
| 21.93.99.58 | 358441786 | 0 |
| 21.93.99.59 | 358441787 | 0 |
| 21.93.99.60 | 358441788 | 0 |
| 21.93.99.61 | 358441789 | 0 |
| 21.93.99.62 | 358441790 | 0 |
| 21.93.99.63 | 358441791 | 0 |
| 21.93.99.64 | 358441792 | 0 |
| 21.93.99.65 | 358441793 | 0 |
| 21.93.99.66 | 358441794 | 0 |
| 21.93.99.67 | 358441795 | 0 |
| 21.93.99.68 | 358441796 | 0 |
| 21.93.99.69 | 358441797 | 0 |
| 21.93.99.70 | 358441798 | 0 |
| 21.93.99.71 | 358441799 | 0 |
| 21.93.99.72 | 358441800 | 0 |
| 21.93.99.73 | 358441801 | 0 |
| 21.93.99.74 | 358441802 | 0 |
| 21.93.99.75 | 358441803 | 0 |
| 21.93.99.76 | 358441804 | 0 |
| 21.93.99.77 | 358441805 | 0 |
| 21.93.99.78 | 358441806 | 0 |
| 21.93.99.79 | 358441807 | 0 |
| 21.93.99.80 | 358441808 | 0 |
| 21.93.99.81 | 358441809 | 0 |
| 21.93.99.82 | 358441810 | 0 |
| 21.93.99.83 | 358441811 | 0 |
| 21.93.99.84 | 358441812 | 0 |
| 21.93.99.85 | 358441813 | 0 |