La dirección IP 21.90.44 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 | 13/03/2020 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Houston | 29,7633 | -95,3633 | 2020-03-13 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2020-03-13 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.90.44.0 | 358231040 | 0 |
| 21.90.44.1 | 358231041 | 0 |
| 21.90.44.2 | 358231042 | 0 |
| 21.90.44.3 | 358231043 | 0 |
| 21.90.44.4 | 358231044 | 0 |
| 21.90.44.5 | 358231045 | 0 |
| 21.90.44.6 | 358231046 | 0 |
| 21.90.44.7 | 358231047 | 0 |
| 21.90.44.8 | 358231048 | 0 |
| 21.90.44.9 | 358231049 | 0 |
| 21.90.44.10 | 358231050 | 0 |
| 21.90.44.11 | 358231051 | 0 |
| 21.90.44.12 | 358231052 | 0 |
| 21.90.44.13 | 358231053 | 0 |
| 21.90.44.14 | 358231054 | 0 |
| 21.90.44.15 | 358231055 | 0 |
| 21.90.44.16 | 358231056 | 0 |
| 21.90.44.17 | 358231057 | 0 |
| 21.90.44.18 | 358231058 | 0 |
| 21.90.44.19 | 358231059 | 0 |
| 21.90.44.20 | 358231060 | 0 |
| 21.90.44.21 | 358231061 | 0 |
| 21.90.44.22 | 358231062 | 0 |
| 21.90.44.23 | 358231063 | 0 |
| 21.90.44.24 | 358231064 | 0 |
| 21.90.44.25 | 358231065 | 0 |
| 21.90.44.26 | 358231066 | 0 |
| 21.90.44.27 | 358231067 | 0 |
| 21.90.44.28 | 358231068 | 0 |
| 21.90.44.29 | 358231069 | 0 |
| 21.90.44.30 | 358231070 | 0 |
| 21.90.44.31 | 358231071 | 0 |
| 21.90.44.32 | 358231072 | 0 |
| 21.90.44.33 | 358231073 | 0 |
| 21.90.44.34 | 358231074 | 0 |
| 21.90.44.35 | 358231075 | 0 |
| 21.90.44.36 | 358231076 | 0 |
| 21.90.44.37 | 358231077 | 0 |
| 21.90.44.38 | 358231078 | 0 |
| 21.90.44.39 | 358231079 | 0 |
| 21.90.44.40 | 358231080 | 0 |
| 21.90.44.41 | 358231081 | 0 |
| 21.90.44.42 | 358231082 | 0 |
| 21.90.44.43 | 358231083 | 0 |
| 21.90.44.44 | 358231084 | 0 |
| 21.90.44.45 | 358231085 | 0 |
| 21.90.44.46 | 358231086 | 0 |
| 21.90.44.47 | 358231087 | 0 |
| 21.90.44.48 | 358231088 | 0 |
| 21.90.44.49 | 358231089 | 0 |
| 21.90.44.50 | 358231090 | 0 |
| 21.90.44.51 | 358231091 | 0 |
| 21.90.44.52 | 358231092 | 0 |
| 21.90.44.53 | 358231093 | 0 |
| 21.90.44.54 | 358231094 | 0 |
| 21.90.44.55 | 358231095 | 0 |
| 21.90.44.56 | 358231096 | 0 |
| 21.90.44.57 | 358231097 | 0 |
| 21.90.44.58 | 358231098 | 0 |
| 21.90.44.59 | 358231099 | 0 |
| 21.90.44.60 | 358231100 | 0 |
| 21.90.44.61 | 358231101 | 0 |
| 21.90.44.62 | 358231102 | 0 |
| 21.90.44.63 | 358231103 | 0 |
| 21.90.44.64 | 358231104 | 0 |
| 21.90.44.65 | 358231105 | 0 |
| 21.90.44.66 | 358231106 | 0 |
| 21.90.44.67 | 358231107 | 0 |
| 21.90.44.68 | 358231108 | 0 |
| 21.90.44.69 | 358231109 | 0 |
| 21.90.44.70 | 358231110 | 0 |
| 21.90.44.71 | 358231111 | 0 |
| 21.90.44.72 | 358231112 | 0 |
| 21.90.44.73 | 358231113 | 0 |
| 21.90.44.74 | 358231114 | 0 |
| 21.90.44.75 | 358231115 | 0 |
| 21.90.44.76 | 358231116 | 0 |
| 21.90.44.77 | 358231117 | 0 |
| 21.90.44.78 | 358231118 | 0 |
| 21.90.44.79 | 358231119 | 0 |
| 21.90.44.80 | 358231120 | 0 |
| 21.90.44.81 | 358231121 | 0 |
| 21.90.44.82 | 358231122 | 0 |
| 21.90.44.83 | 358231123 | 0 |
| 21.90.44.84 | 358231124 | 0 |
| 21.90.44.85 | 358231125 | 0 |