Les adresses IP débutant par 221.231.6 sont fournies par ChinaNet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 221.224.0.0/13, le bloc IP comprant les adresses de 221.224.0.0 à 221.231.255.255). Le numéro de système autonome (ASN) est 4134.
| ASN | 4134 |
| IP commençant par | 221.224.0.0 |
| IP se terminant par | 221.231.255.255 |
| Nom ASN | ChinaNet |
| CDIR | 221.224.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 27/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Nanjing | 32,0617 | 118,7778 | 2017-07-27 |
| MaxMind | CN | Chine | - | Nankin | 32,0617 | 118,7778 | 2017-07-27 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 221.231.6.0 | 3722905088 | 0 |
| 221.231.6.1 | 3722905089 | 0 |
| 221.231.6.2 | 3722905090 | 0 |
| 221.231.6.3 | 3722905091 | 0 |
| 221.231.6.4 | 3722905092 | 0 |
| 221.231.6.5 | 3722905093 | 0 |
| 221.231.6.6 | 3722905094 | 0 |
| 221.231.6.7 | 3722905095 | 0 |
| 221.231.6.8 | 3722905096 | 0 |
| 221.231.6.9 | 3722905097 | 0 |
| 221.231.6.10 | 3722905098 | 0 |
| 221.231.6.11 | 3722905099 | 0 |
| 221.231.6.12 | 3722905100 | 0 |
| 221.231.6.13 | 3722905101 | 0 |
| 221.231.6.14 | 3722905102 | 0 |
| 221.231.6.15 | 3722905103 | 0 |
| 221.231.6.16 | 3722905104 | 0 |
| 221.231.6.17 | 3722905105 | 0 |
| 221.231.6.18 | 3722905106 | 0 |
| 221.231.6.19 | 3722905107 | 0 |
| 221.231.6.20 | 3722905108 | 0 |
| 221.231.6.21 | 3722905109 | 0 |
| 221.231.6.22 | 3722905110 | 0 |
| 221.231.6.23 | 3722905111 | 0 |
| 221.231.6.24 | 3722905112 | 0 |
| 221.231.6.25 | 3722905113 | 0 |
| 221.231.6.26 | 3722905114 | 0 |
| 221.231.6.27 | 3722905115 | 0 |
| 221.231.6.28 | 3722905116 | 0 |
| 221.231.6.29 | 3722905117 | 0 |
| 221.231.6.30 | 3722905118 | 0 |
| 221.231.6.31 | 3722905119 | 0 |
| 221.231.6.32 | 3722905120 | 0 |
| 221.231.6.33 | 3722905121 | 0 |
| 221.231.6.34 | 3722905122 | 0 |
| 221.231.6.35 | 3722905123 | 0 |
| 221.231.6.36 | 3722905124 | 0 |
| 221.231.6.37 | 3722905125 | 0 |
| 221.231.6.38 | 3722905126 | 0 |
| 221.231.6.39 | 3722905127 | 0 |
| 221.231.6.40 | 3722905128 | 0 |
| 221.231.6.41 | 3722905129 | 0 |
| 221.231.6.42 | 3722905130 | 0 |
| 221.231.6.43 | 3722905131 | 0 |
| 221.231.6.44 | 3722905132 | 0 |
| 221.231.6.45 | 3722905133 | 0 |
| 221.231.6.46 | 3722905134 | 0 |
| 221.231.6.47 | 3722905135 | 0 |
| 221.231.6.48 | 3722905136 | 0 |
| 221.231.6.49 | 3722905137 | 0 |
| 221.231.6.50 | 3722905138 | 0 |
| 221.231.6.51 | 3722905139 | 0 |
| 221.231.6.52 | 3722905140 | 0 |
| 221.231.6.53 | 3722905141 | 0 |
| 221.231.6.54 | 3722905142 | 0 |
| 221.231.6.55 | 3722905143 | 0 |
| 221.231.6.56 | 3722905144 | 0 |
| 221.231.6.57 | 3722905145 | 0 |
| 221.231.6.58 | 3722905146 | 0 |
| 221.231.6.59 | 3722905147 | 0 |
| 221.231.6.60 | 3722905148 | 0 |
| 221.231.6.61 | 3722905149 | 0 |
| 221.231.6.62 | 3722905150 | 0 |
| 221.231.6.63 | 3722905151 | 0 |
| 221.231.6.64 | 3722905152 | 0 |
| 221.231.6.65 | 3722905153 | 0 |
| 221.231.6.66 | 3722905154 | 0 |
| 221.231.6.67 | 3722905155 | 0 |
| 221.231.6.68 | 3722905156 | 0 |
| 221.231.6.69 | 3722905157 | 0 |
| 221.231.6.70 | 3722905158 | 0 |
| 221.231.6.71 | 3722905159 | 0 |
| 221.231.6.72 | 3722905160 | 0 |
| 221.231.6.73 | 3722905161 | 0 |
| 221.231.6.74 | 3722905162 | 0 |
| 221.231.6.75 | 3722905163 | 0 |
| 221.231.6.76 | 3722905164 | 0 |
| 221.231.6.77 | 3722905165 | 0 |
| 221.231.6.78 | 3722905166 | 0 |
| 221.231.6.79 | 3722905167 | 0 |
| 221.231.6.80 | 3722905168 | 0 |
| 221.231.6.81 | 3722905169 | 0 |
| 221.231.6.82 | 3722905170 | 0 |
| 221.231.6.83 | 3722905171 | 0 |
| 221.231.6.84 | 3722905172 | 0 |
| 221.231.6.85 | 3722905173 | 0 |