L'indirizzo IP 21.78.89 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP tra 22.30.204.0 a 22.30.205.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 22.30.204.0 |
| IP finale con | 22.30.205.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 20/09/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Clovis | 34,4048 | -103,2052 | 2018-08-21 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2018-08-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.78.89.0 | 357456128 | 0 |
| 21.78.89.1 | 357456129 | 0 |
| 21.78.89.2 | 357456130 | 0 |
| 21.78.89.3 | 357456131 | 0 |
| 21.78.89.4 | 357456132 | 0 |
| 21.78.89.5 | 357456133 | 0 |
| 21.78.89.6 | 357456134 | 0 |
| 21.78.89.7 | 357456135 | 0 |
| 21.78.89.8 | 357456136 | 0 |
| 21.78.89.9 | 357456137 | 0 |
| 21.78.89.10 | 357456138 | 0 |
| 21.78.89.11 | 357456139 | 0 |
| 21.78.89.12 | 357456140 | 0 |
| 21.78.89.13 | 357456141 | 0 |
| 21.78.89.14 | 357456142 | 0 |
| 21.78.89.15 | 357456143 | 0 |
| 21.78.89.16 | 357456144 | 0 |
| 21.78.89.17 | 357456145 | 0 |
| 21.78.89.18 | 357456146 | 0 |
| 21.78.89.19 | 357456147 | 0 |
| 21.78.89.20 | 357456148 | 0 |
| 21.78.89.21 | 357456149 | 0 |
| 21.78.89.22 | 357456150 | 0 |
| 21.78.89.23 | 357456151 | 0 |
| 21.78.89.24 | 357456152 | 0 |
| 21.78.89.25 | 357456153 | 0 |
| 21.78.89.26 | 357456154 | 0 |
| 21.78.89.27 | 357456155 | 0 |
| 21.78.89.28 | 357456156 | 0 |
| 21.78.89.29 | 357456157 | 0 |
| 21.78.89.30 | 357456158 | 0 |
| 21.78.89.31 | 357456159 | 0 |
| 21.78.89.32 | 357456160 | 0 |
| 21.78.89.33 | 357456161 | 0 |
| 21.78.89.34 | 357456162 | 0 |
| 21.78.89.35 | 357456163 | 0 |
| 21.78.89.36 | 357456164 | 0 |
| 21.78.89.37 | 357456165 | 0 |
| 21.78.89.38 | 357456166 | 0 |
| 21.78.89.39 | 357456167 | 0 |
| 21.78.89.40 | 357456168 | 0 |
| 21.78.89.41 | 357456169 | 0 |
| 21.78.89.42 | 357456170 | 0 |
| 21.78.89.43 | 357456171 | 0 |
| 21.78.89.44 | 357456172 | 0 |
| 21.78.89.45 | 357456173 | 0 |
| 21.78.89.46 | 357456174 | 0 |
| 21.78.89.47 | 357456175 | 0 |
| 21.78.89.48 | 357456176 | 0 |
| 21.78.89.49 | 357456177 | 0 |
| 21.78.89.50 | 357456178 | 0 |
| 21.78.89.51 | 357456179 | 0 |
| 21.78.89.52 | 357456180 | 0 |
| 21.78.89.53 | 357456181 | 0 |
| 21.78.89.54 | 357456182 | 0 |
| 21.78.89.55 | 357456183 | 0 |
| 21.78.89.56 | 357456184 | 0 |
| 21.78.89.57 | 357456185 | 0 |
| 21.78.89.58 | 357456186 | 0 |
| 21.78.89.59 | 357456187 | 0 |
| 21.78.89.60 | 357456188 | 0 |
| 21.78.89.61 | 357456189 | 0 |
| 21.78.89.62 | 357456190 | 0 |
| 21.78.89.63 | 357456191 | 0 |
| 21.78.89.64 | 357456192 | 0 |
| 21.78.89.65 | 357456193 | 0 |
| 21.78.89.66 | 357456194 | 0 |
| 21.78.89.67 | 357456195 | 0 |
| 21.78.89.68 | 357456196 | 0 |
| 21.78.89.69 | 357456197 | 0 |
| 21.78.89.70 | 357456198 | 0 |
| 21.78.89.71 | 357456199 | 0 |
| 21.78.89.72 | 357456200 | 0 |
| 21.78.89.73 | 357456201 | 0 |
| 21.78.89.74 | 357456202 | 0 |
| 21.78.89.75 | 357456203 | 0 |
| 21.78.89.76 | 357456204 | 0 |
| 21.78.89.77 | 357456205 | 0 |
| 21.78.89.78 | 357456206 | 0 |
| 21.78.89.79 | 357456207 | 0 |
| 21.78.89.80 | 357456208 | 0 |
| 21.78.89.81 | 357456209 | 0 |
| 21.78.89.82 | 357456210 | 0 |
| 21.78.89.83 | 357456211 | 0 |
| 21.78.89.84 | 357456212 | 0 |
| 21.78.89.85 | 357456213 | 0 |