La dirección IP 21.86.90 es proporcionada por China Education and Research Network Center, que es propiedad de la CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP entre 22.30.204.0 a 22.30.205.255 ). El número de sistema autónomo (ASN) es 4538.
| ASN | 4538 |
| IP que comienzan con | 22.30.204.0 |
| IP que termina con | 22.30.205.255 |
| ASN Nombre | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérica | |
| Registe | |
| Última actualización | 08/08/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Houston | 29,7633 | -95,3633 | 2018-08-08 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2018-08-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.86.90.0 | 357980672 | 0 |
| 21.86.90.1 | 357980673 | 0 |
| 21.86.90.2 | 357980674 | 0 |
| 21.86.90.3 | 357980675 | 0 |
| 21.86.90.4 | 357980676 | 0 |
| 21.86.90.5 | 357980677 | 0 |
| 21.86.90.6 | 357980678 | 0 |
| 21.86.90.7 | 357980679 | 0 |
| 21.86.90.8 | 357980680 | 0 |
| 21.86.90.9 | 357980681 | 0 |
| 21.86.90.10 | 357980682 | 0 |
| 21.86.90.11 | 357980683 | 0 |
| 21.86.90.12 | 357980684 | 0 |
| 21.86.90.13 | 357980685 | 0 |
| 21.86.90.14 | 357980686 | 0 |
| 21.86.90.15 | 357980687 | 0 |
| 21.86.90.16 | 357980688 | 0 |
| 21.86.90.17 | 357980689 | 0 |
| 21.86.90.18 | 357980690 | 0 |
| 21.86.90.19 | 357980691 | 0 |
| 21.86.90.20 | 357980692 | 0 |
| 21.86.90.21 | 357980693 | 0 |
| 21.86.90.22 | 357980694 | 0 |
| 21.86.90.23 | 357980695 | 0 |
| 21.86.90.24 | 357980696 | 0 |
| 21.86.90.25 | 357980697 | 0 |
| 21.86.90.26 | 357980698 | 0 |
| 21.86.90.27 | 357980699 | 0 |
| 21.86.90.28 | 357980700 | 0 |
| 21.86.90.29 | 357980701 | 0 |
| 21.86.90.30 | 357980702 | 0 |
| 21.86.90.31 | 357980703 | 0 |
| 21.86.90.32 | 357980704 | 0 |
| 21.86.90.33 | 357980705 | 0 |
| 21.86.90.34 | 357980706 | 0 |
| 21.86.90.35 | 357980707 | 0 |
| 21.86.90.36 | 357980708 | 0 |
| 21.86.90.37 | 357980709 | 0 |
| 21.86.90.38 | 357980710 | 0 |
| 21.86.90.39 | 357980711 | 0 |
| 21.86.90.40 | 357980712 | 0 |
| 21.86.90.41 | 357980713 | 0 |
| 21.86.90.42 | 357980714 | 0 |
| 21.86.90.43 | 357980715 | 0 |
| 21.86.90.44 | 357980716 | 0 |
| 21.86.90.45 | 357980717 | 0 |
| 21.86.90.46 | 357980718 | 0 |
| 21.86.90.47 | 357980719 | 0 |
| 21.86.90.48 | 357980720 | 0 |
| 21.86.90.49 | 357980721 | 0 |
| 21.86.90.50 | 357980722 | 0 |
| 21.86.90.51 | 357980723 | 0 |
| 21.86.90.52 | 357980724 | 0 |
| 21.86.90.53 | 357980725 | 0 |
| 21.86.90.54 | 357980726 | 0 |
| 21.86.90.55 | 357980727 | 0 |
| 21.86.90.56 | 357980728 | 0 |
| 21.86.90.57 | 357980729 | 0 |
| 21.86.90.58 | 357980730 | 0 |
| 21.86.90.59 | 357980731 | 0 |
| 21.86.90.60 | 357980732 | 0 |
| 21.86.90.61 | 357980733 | 0 |
| 21.86.90.62 | 357980734 | 0 |
| 21.86.90.63 | 357980735 | 0 |
| 21.86.90.64 | 357980736 | 0 |
| 21.86.90.65 | 357980737 | 0 |
| 21.86.90.66 | 357980738 | 0 |
| 21.86.90.67 | 357980739 | 0 |
| 21.86.90.68 | 357980740 | 0 |
| 21.86.90.69 | 357980741 | 0 |
| 21.86.90.70 | 357980742 | 0 |
| 21.86.90.71 | 357980743 | 0 |
| 21.86.90.72 | 357980744 | 0 |
| 21.86.90.73 | 357980745 | 0 |
| 21.86.90.74 | 357980746 | 0 |
| 21.86.90.75 | 357980747 | 0 |
| 21.86.90.76 | 357980748 | 0 |
| 21.86.90.77 | 357980749 | 0 |
| 21.86.90.78 | 357980750 | 0 |
| 21.86.90.79 | 357980751 | 0 |
| 21.86.90.80 | 357980752 | 0 |
| 21.86.90.81 | 357980753 | 0 |
| 21.86.90.82 | 357980754 | 0 |
| 21.86.90.83 | 357980755 | 0 |
| 21.86.90.84 | 357980756 | 0 |
| 21.86.90.85 | 357980757 | 0 |