Les adresses IP débutant par 203.231.2 sont fournies par Sejong Telecom, elles appartiennent au CIDR (Classless Inter-Domain Routing) 203.231.0.0/16, le bloc IP comprant les adresses de 203.231.0.0 à 203.231.255.255). Le numéro de système autonome (ASN) est 9848.
| ASN | 9848 |
| IP commençant par | 203.231.0.0 |
| IP se terminant par | 203.231.255.255 |
| Nom ASN | Sejong Telecom |
| CDIR | 203.231.0.0/16 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 07/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-07-07 |
| MaxMind | KR | Corée du Sud | - | - | 37,5112 | 126,9741 | 2017-07-07 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 203.231.2.0 | 3420914176 | 0 |
| 203.231.2.1 | 3420914177 | 0 |
| 203.231.2.2 | 3420914178 | 0 |
| 203.231.2.3 | 3420914179 | 0 |
| 203.231.2.4 | 3420914180 | 0 |
| 203.231.2.5 | 3420914181 | 0 |
| 203.231.2.6 | 3420914182 | 0 |
| 203.231.2.7 | 3420914183 | 0 |
| 203.231.2.8 | 3420914184 | 0 |
| 203.231.2.9 | 3420914185 | 0 |
| 203.231.2.10 | 3420914186 | 0 |
| 203.231.2.11 | 3420914187 | 0 |
| 203.231.2.12 | 3420914188 | 0 |
| 203.231.2.13 | 3420914189 | 0 |
| 203.231.2.14 | 3420914190 | 0 |
| 203.231.2.15 | 3420914191 | 0 |
| 203.231.2.16 | 3420914192 | 0 |
| 203.231.2.17 | 3420914193 | 0 |
| 203.231.2.18 | 3420914194 | 0 |
| 203.231.2.19 | 3420914195 | 0 |
| 203.231.2.20 | 3420914196 | 0 |
| 203.231.2.21 | 3420914197 | 0 |
| 203.231.2.22 | 3420914198 | 0 |
| 203.231.2.23 | 3420914199 | 0 |
| 203.231.2.24 | 3420914200 | 0 |
| 203.231.2.25 | 3420914201 | 0 |
| 203.231.2.26 | 3420914202 | 0 |
| 203.231.2.27 | 3420914203 | 0 |
| 203.231.2.28 | 3420914204 | 0 |
| 203.231.2.29 | 3420914205 | 0 |
| 203.231.2.30 | 3420914206 | 0 |
| 203.231.2.31 | 3420914207 | 0 |
| 203.231.2.32 | 3420914208 | 0 |
| 203.231.2.33 | 3420914209 | 0 |
| 203.231.2.34 | 3420914210 | 0 |
| 203.231.2.35 | 3420914211 | 0 |
| 203.231.2.36 | 3420914212 | 0 |
| 203.231.2.37 | 3420914213 | 0 |
| 203.231.2.38 | 3420914214 | 0 |
| 203.231.2.39 | 3420914215 | 0 |
| 203.231.2.40 | 3420914216 | 0 |
| 203.231.2.41 | 3420914217 | 0 |
| 203.231.2.42 | 3420914218 | 0 |
| 203.231.2.43 | 3420914219 | 0 |
| 203.231.2.44 | 3420914220 | 0 |
| 203.231.2.45 | 3420914221 | 0 |
| 203.231.2.46 | 3420914222 | 0 |
| 203.231.2.47 | 3420914223 | 0 |
| 203.231.2.48 | 3420914224 | 0 |
| 203.231.2.49 | 3420914225 | 0 |
| 203.231.2.50 | 3420914226 | 0 |
| 203.231.2.51 | 3420914227 | 0 |
| 203.231.2.52 | 3420914228 | 0 |
| 203.231.2.53 | 3420914229 | 0 |
| 203.231.2.54 | 3420914230 | 0 |
| 203.231.2.55 | 3420914231 | 0 |
| 203.231.2.56 | 3420914232 | 0 |
| 203.231.2.57 | 3420914233 | 0 |
| 203.231.2.58 | 3420914234 | 0 |
| 203.231.2.59 | 3420914235 | 0 |
| 203.231.2.60 | 3420914236 | 0 |
| 203.231.2.61 | 3420914237 | 0 |
| 203.231.2.62 | 3420914238 | 0 |
| 203.231.2.63 | 3420914239 | 0 |
| 203.231.2.64 | 3420914240 | 0 |
| 203.231.2.65 | 3420914241 | 0 |
| 203.231.2.66 | 3420914242 | 0 |
| 203.231.2.67 | 3420914243 | 0 |
| 203.231.2.68 | 3420914244 | 0 |
| 203.231.2.69 | 3420914245 | 0 |
| 203.231.2.70 | 3420914246 | 0 |
| 203.231.2.71 | 3420914247 | 0 |
| 203.231.2.72 | 3420914248 | 0 |
| 203.231.2.73 | 3420914249 | 0 |
| 203.231.2.74 | 3420914250 | 0 |
| 203.231.2.75 | 3420914251 | 0 |
| 203.231.2.76 | 3420914252 | 0 |
| 203.231.2.77 | 3420914253 | 0 |
| 203.231.2.78 | 3420914254 | 0 |
| 203.231.2.79 | 3420914255 | 0 |
| 203.231.2.80 | 3420914256 | 0 |
| 203.231.2.81 | 3420914257 | 0 |
| 203.231.2.82 | 3420914258 | 0 |
| 203.231.2.83 | 3420914259 | 0 |
| 203.231.2.84 | 3420914260 | 0 |
| 203.231.2.85 | 3420914261 | 0 |