Les adresses IP débutant par 21.211.6 sont fournies par China Education and Research Network Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, le bloc IP comprant les adresses de 22.30.204.0 à 22.30.205.255). Le numéro de système autonome (ASN) est 4538.
| ASN | 4538 |
| IP commençant par | 22.30.204.0 |
| IP se terminant par | 22.30.205.255 |
| Nom ASN | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 04/02/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | ES | Espagne | - | Madrid | 40,4165 | -3,7026 | 2020-02-04 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2020-02-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.211.6.0 | 366151168 | 0 |
| 21.211.6.1 | 366151169 | 0 |
| 21.211.6.2 | 366151170 | 0 |
| 21.211.6.3 | 366151171 | 0 |
| 21.211.6.4 | 366151172 | 0 |
| 21.211.6.5 | 366151173 | 0 |
| 21.211.6.6 | 366151174 | 0 |
| 21.211.6.7 | 366151175 | 0 |
| 21.211.6.8 | 366151176 | 0 |
| 21.211.6.9 | 366151177 | 0 |
| 21.211.6.10 | 366151178 | 0 |
| 21.211.6.11 | 366151179 | 0 |
| 21.211.6.12 | 366151180 | 0 |
| 21.211.6.13 | 366151181 | 0 |
| 21.211.6.14 | 366151182 | 0 |
| 21.211.6.15 | 366151183 | 0 |
| 21.211.6.16 | 366151184 | 0 |
| 21.211.6.17 | 366151185 | 0 |
| 21.211.6.18 | 366151186 | 0 |
| 21.211.6.19 | 366151187 | 0 |
| 21.211.6.20 | 366151188 | 0 |
| 21.211.6.21 | 366151189 | 0 |
| 21.211.6.22 | 366151190 | 0 |
| 21.211.6.23 | 366151191 | 0 |
| 21.211.6.24 | 366151192 | 0 |
| 21.211.6.25 | 366151193 | 0 |
| 21.211.6.26 | 366151194 | 0 |
| 21.211.6.27 | 366151195 | 0 |
| 21.211.6.28 | 366151196 | 0 |
| 21.211.6.29 | 366151197 | 0 |
| 21.211.6.30 | 366151198 | 0 |
| 21.211.6.31 | 366151199 | 0 |
| 21.211.6.32 | 366151200 | 0 |
| 21.211.6.33 | 366151201 | 0 |
| 21.211.6.34 | 366151202 | 0 |
| 21.211.6.35 | 366151203 | 0 |
| 21.211.6.36 | 366151204 | 0 |
| 21.211.6.37 | 366151205 | 0 |
| 21.211.6.38 | 366151206 | 0 |
| 21.211.6.39 | 366151207 | 0 |
| 21.211.6.40 | 366151208 | 0 |
| 21.211.6.41 | 366151209 | 0 |
| 21.211.6.42 | 366151210 | 0 |
| 21.211.6.43 | 366151211 | 0 |
| 21.211.6.44 | 366151212 | 0 |
| 21.211.6.45 | 366151213 | 0 |
| 21.211.6.46 | 366151214 | 0 |
| 21.211.6.47 | 366151215 | 0 |
| 21.211.6.48 | 366151216 | 0 |
| 21.211.6.49 | 366151217 | 0 |
| 21.211.6.50 | 366151218 | 0 |
| 21.211.6.51 | 366151219 | 0 |
| 21.211.6.52 | 366151220 | 0 |
| 21.211.6.53 | 366151221 | 0 |
| 21.211.6.54 | 366151222 | 0 |
| 21.211.6.55 | 366151223 | 0 |
| 21.211.6.56 | 366151224 | 0 |
| 21.211.6.57 | 366151225 | 0 |
| 21.211.6.58 | 366151226 | 0 |
| 21.211.6.59 | 366151227 | 0 |
| 21.211.6.60 | 366151228 | 0 |
| 21.211.6.61 | 366151229 | 0 |
| 21.211.6.62 | 366151230 | 0 |
| 21.211.6.63 | 366151231 | 0 |
| 21.211.6.64 | 366151232 | 0 |
| 21.211.6.65 | 366151233 | 0 |
| 21.211.6.66 | 366151234 | 0 |
| 21.211.6.67 | 366151235 | 0 |
| 21.211.6.68 | 366151236 | 0 |
| 21.211.6.69 | 366151237 | 0 |
| 21.211.6.70 | 366151238 | 0 |
| 21.211.6.71 | 366151239 | 0 |
| 21.211.6.72 | 366151240 | 0 |
| 21.211.6.73 | 366151241 | 0 |
| 21.211.6.74 | 366151242 | 0 |
| 21.211.6.75 | 366151243 | 0 |
| 21.211.6.76 | 366151244 | 0 |
| 21.211.6.77 | 366151245 | 0 |
| 21.211.6.78 | 366151246 | 0 |
| 21.211.6.79 | 366151247 | 0 |
| 21.211.6.80 | 366151248 | 0 |
| 21.211.6.81 | 366151249 | 0 |
| 21.211.6.82 | 366151250 | 0 |
| 21.211.6.83 | 366151251 | 0 |
| 21.211.6.84 | 366151252 | 0 |
| 21.211.6.85 | 366151253 | 0 |