Les adresses IP débutant par 223.40.37 sont fournies par SK Telecom, elles appartiennent au CIDR (Classless Inter-Domain Routing) 223.32.0.0/11, le bloc IP comprant les adresses de 223.32.0.0 à 223.63.255.255). Le numéro de système autonome (ASN) est 9644.
| ASN | 9644 |
| IP commençant par | 223.32.0.0 |
| IP se terminant par | 223.63.255.255 |
| Nom ASN | SK Telecom |
| CDIR | 223.32.0.0/11 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 16/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-09-16 |
| MaxMind | KR | Corée du Sud | - | - | 37,5112 | 126,9741 | 2017-09-16 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 223.40.37.0 | 3743950080 | 0 |
| 223.40.37.1 | 3743950081 | 0 |
| 223.40.37.2 | 3743950082 | 0 |
| 223.40.37.3 | 3743950083 | 0 |
| 223.40.37.4 | 3743950084 | 0 |
| 223.40.37.5 | 3743950085 | 0 |
| 223.40.37.6 | 3743950086 | 0 |
| 223.40.37.7 | 3743950087 | 0 |
| 223.40.37.8 | 3743950088 | 0 |
| 223.40.37.9 | 3743950089 | 0 |
| 223.40.37.10 | 3743950090 | 0 |
| 223.40.37.11 | 3743950091 | 0 |
| 223.40.37.12 | 3743950092 | 0 |
| 223.40.37.13 | 3743950093 | 0 |
| 223.40.37.14 | 3743950094 | 0 |
| 223.40.37.15 | 3743950095 | 0 |
| 223.40.37.16 | 3743950096 | 0 |
| 223.40.37.17 | 3743950097 | 0 |
| 223.40.37.18 | 3743950098 | 0 |
| 223.40.37.19 | 3743950099 | 0 |
| 223.40.37.20 | 3743950100 | 0 |
| 223.40.37.21 | 3743950101 | 0 |
| 223.40.37.22 | 3743950102 | 0 |
| 223.40.37.23 | 3743950103 | 0 |
| 223.40.37.24 | 3743950104 | 0 |
| 223.40.37.25 | 3743950105 | 0 |
| 223.40.37.26 | 3743950106 | 0 |
| 223.40.37.27 | 3743950107 | 0 |
| 223.40.37.28 | 3743950108 | 0 |
| 223.40.37.29 | 3743950109 | 0 |
| 223.40.37.30 | 3743950110 | 0 |
| 223.40.37.31 | 3743950111 | 0 |
| 223.40.37.32 | 3743950112 | 0 |
| 223.40.37.33 | 3743950113 | 0 |
| 223.40.37.34 | 3743950114 | 0 |
| 223.40.37.35 | 3743950115 | 0 |
| 223.40.37.36 | 3743950116 | 0 |
| 223.40.37.37 | 3743950117 | 0 |
| 223.40.37.38 | 3743950118 | 0 |
| 223.40.37.39 | 3743950119 | 0 |
| 223.40.37.40 | 3743950120 | 0 |
| 223.40.37.41 | 3743950121 | 0 |
| 223.40.37.42 | 3743950122 | 0 |
| 223.40.37.43 | 3743950123 | 0 |
| 223.40.37.44 | 3743950124 | 0 |
| 223.40.37.45 | 3743950125 | 0 |
| 223.40.37.46 | 3743950126 | 0 |
| 223.40.37.47 | 3743950127 | 0 |
| 223.40.37.48 | 3743950128 | 0 |
| 223.40.37.49 | 3743950129 | 0 |
| 223.40.37.50 | 3743950130 | 0 |
| 223.40.37.51 | 3743950131 | 0 |
| 223.40.37.52 | 3743950132 | 0 |
| 223.40.37.53 | 3743950133 | 0 |
| 223.40.37.54 | 3743950134 | 0 |
| 223.40.37.55 | 3743950135 | 0 |
| 223.40.37.56 | 3743950136 | 0 |
| 223.40.37.57 | 3743950137 | 0 |
| 223.40.37.58 | 3743950138 | 0 |
| 223.40.37.59 | 3743950139 | 0 |
| 223.40.37.60 | 3743950140 | 0 |
| 223.40.37.61 | 3743950141 | 0 |
| 223.40.37.62 | 3743950142 | 0 |
| 223.40.37.63 | 3743950143 | 0 |
| 223.40.37.64 | 3743950144 | 0 |
| 223.40.37.65 | 3743950145 | 0 |
| 223.40.37.66 | 3743950146 | 0 |
| 223.40.37.67 | 3743950147 | 0 |
| 223.40.37.68 | 3743950148 | 0 |
| 223.40.37.69 | 3743950149 | 0 |
| 223.40.37.70 | 3743950150 | 0 |
| 223.40.37.71 | 3743950151 | 0 |
| 223.40.37.72 | 3743950152 | 0 |
| 223.40.37.73 | 3743950153 | 0 |
| 223.40.37.74 | 3743950154 | 0 |
| 223.40.37.75 | 3743950155 | 0 |
| 223.40.37.76 | 3743950156 | 0 |
| 223.40.37.77 | 3743950157 | 0 |
| 223.40.37.78 | 3743950158 | 0 |
| 223.40.37.79 | 3743950159 | 0 |
| 223.40.37.80 | 3743950160 | 0 |
| 223.40.37.81 | 3743950161 | 0 |
| 223.40.37.82 | 3743950162 | 0 |
| 223.40.37.83 | 3743950163 | 0 |
| 223.40.37.84 | 3743950164 | 0 |
| 223.40.37.85 | 3743950165 | 0 |