L'indirizzo IP 121.154.6 è fornito da Korea Telecom, che è di proprietà del CIDR (Classless Inter-Domain Routing) 121.128.0.0/11, IP tra 121.128.0.0 a 121.159.255.255 ). Il numero di sistema autonomo (ASN) è 4766.
| ASN | 4766 |
| IP inizia con | 121.128.0.0 |
| IP finale con | 121.159.255.255 |
| ASN Nome | Korea Telecom |
| CDIR | 121.128.0.0/11 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 11/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | KR | Korea, Republic of | - | Jeonju | 35,8167 | 127,15 | 2017-07-11 |
| MaxMind | KR | Republic of Korea | - | - | 35,3736 | 127,1428 | 2017-07-11 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.154.6.0 | 2040137216 | 0 |
| 121.154.6.1 | 2040137217 | 0 |
| 121.154.6.2 | 2040137218 | 0 |
| 121.154.6.3 | 2040137219 | 0 |
| 121.154.6.4 | 2040137220 | 0 |
| 121.154.6.5 | 2040137221 | 0 |
| 121.154.6.6 | 2040137222 | 0 |
| 121.154.6.7 | 2040137223 | 0 |
| 121.154.6.8 | 2040137224 | 0 |
| 121.154.6.9 | 2040137225 | 0 |
| 121.154.6.10 | 2040137226 | 0 |
| 121.154.6.11 | 2040137227 | 0 |
| 121.154.6.12 | 2040137228 | 0 |
| 121.154.6.13 | 2040137229 | 0 |
| 121.154.6.14 | 2040137230 | 0 |
| 121.154.6.15 | 2040137231 | 0 |
| 121.154.6.16 | 2040137232 | 0 |
| 121.154.6.17 | 2040137233 | 0 |
| 121.154.6.18 | 2040137234 | 0 |
| 121.154.6.19 | 2040137235 | 0 |
| 121.154.6.20 | 2040137236 | 0 |
| 121.154.6.21 | 2040137237 | 0 |
| 121.154.6.22 | 2040137238 | 0 |
| 121.154.6.23 | 2040137239 | 0 |
| 121.154.6.24 | 2040137240 | 0 |
| 121.154.6.25 | 2040137241 | 0 |
| 121.154.6.26 | 2040137242 | 0 |
| 121.154.6.27 | 2040137243 | 0 |
| 121.154.6.28 | 2040137244 | 0 |
| 121.154.6.29 | 2040137245 | 0 |
| 121.154.6.30 | 2040137246 | 0 |
| 121.154.6.31 | 2040137247 | 0 |
| 121.154.6.32 | 2040137248 | 0 |
| 121.154.6.33 | 2040137249 | 0 |
| 121.154.6.34 | 2040137250 | 0 |
| 121.154.6.35 | 2040137251 | 0 |
| 121.154.6.36 | 2040137252 | 0 |
| 121.154.6.37 | 2040137253 | 0 |
| 121.154.6.38 | 2040137254 | 0 |
| 121.154.6.39 | 2040137255 | 0 |
| 121.154.6.40 | 2040137256 | 0 |
| 121.154.6.41 | 2040137257 | 0 |
| 121.154.6.42 | 2040137258 | 0 |
| 121.154.6.43 | 2040137259 | 0 |
| 121.154.6.44 | 2040137260 | 0 |
| 121.154.6.45 | 2040137261 | 0 |
| 121.154.6.46 | 2040137262 | 0 |
| 121.154.6.47 | 2040137263 | 0 |
| 121.154.6.48 | 2040137264 | 0 |
| 121.154.6.49 | 2040137265 | 0 |
| 121.154.6.50 | 2040137266 | 0 |
| 121.154.6.51 | 2040137267 | 0 |
| 121.154.6.52 | 2040137268 | 0 |
| 121.154.6.53 | 2040137269 | 0 |
| 121.154.6.54 | 2040137270 | 0 |
| 121.154.6.55 | 2040137271 | 0 |
| 121.154.6.56 | 2040137272 | 0 |
| 121.154.6.57 | 2040137273 | 0 |
| 121.154.6.58 | 2040137274 | 0 |
| 121.154.6.59 | 2040137275 | 0 |
| 121.154.6.60 | 2040137276 | 0 |
| 121.154.6.61 | 2040137277 | 0 |
| 121.154.6.62 | 2040137278 | 0 |
| 121.154.6.63 | 2040137279 | 0 |
| 121.154.6.64 | 2040137280 | 0 |
| 121.154.6.65 | 2040137281 | 0 |
| 121.154.6.66 | 2040137282 | 0 |
| 121.154.6.67 | 2040137283 | 0 |
| 121.154.6.68 | 2040137284 | 0 |
| 121.154.6.69 | 2040137285 | 0 |
| 121.154.6.70 | 2040137286 | 0 |
| 121.154.6.71 | 2040137287 | 0 |
| 121.154.6.72 | 2040137288 | 0 |
| 121.154.6.73 | 2040137289 | 0 |
| 121.154.6.74 | 2040137290 | 0 |
| 121.154.6.75 | 2040137291 | 0 |
| 121.154.6.76 | 2040137292 | 0 |
| 121.154.6.77 | 2040137293 | 0 |
| 121.154.6.78 | 2040137294 | 0 |
| 121.154.6.79 | 2040137295 | 0 |
| 121.154.6.80 | 2040137296 | 0 |
| 121.154.6.81 | 2040137297 | 0 |
| 121.154.6.82 | 2040137298 | 0 |
| 121.154.6.83 | 2040137299 | 0 |
| 121.154.6.84 | 2040137300 | 0 |
| 121.154.6.85 | 2040137301 | 0 |