The IP address 121.145.9 is provided by Korea Telecom, it's belong to the CDIR (Classless Inter-Domain Routing) 121.128.0.0/11 (range 121.128.0.0 to 121.159.255.255). The autonomous system number (ASN) is 4766.
| ASN | 4766 |
| IP starting by | 121.128.0.0 |
| IP ending by | 121.159.255.255 |
| ASN Name | Korea Telecom |
| CDIR | 121.128.0.0/11 |
| Numerical IP | |
| Registry | |
| Last update | 22/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Seoul | 37.5683 | 126.9778 | 2017-09-21 |
| MaxMind | KR | South Korea | - | Busan | 35.1028 | 129.0403 | 2017-09-21 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.145.9.0 | 2039548160 | 0 |
| 121.145.9.1 | 2039548161 | 0 |
| 121.145.9.2 | 2039548162 | 0 |
| 121.145.9.3 | 2039548163 | 0 |
| 121.145.9.4 | 2039548164 | 0 |
| 121.145.9.5 | 2039548165 | 0 |
| 121.145.9.6 | 2039548166 | 0 |
| 121.145.9.7 | 2039548167 | 0 |
| 121.145.9.8 | 2039548168 | 0 |
| 121.145.9.9 | 2039548169 | 0 |
| 121.145.9.10 | 2039548170 | 0 |
| 121.145.9.11 | 2039548171 | 0 |
| 121.145.9.12 | 2039548172 | 0 |
| 121.145.9.13 | 2039548173 | 0 |
| 121.145.9.14 | 2039548174 | 0 |
| 121.145.9.15 | 2039548175 | 0 |
| 121.145.9.16 | 2039548176 | 0 |
| 121.145.9.17 | 2039548177 | 0 |
| 121.145.9.18 | 2039548178 | 0 |
| 121.145.9.19 | 2039548179 | 0 |
| 121.145.9.20 | 2039548180 | 0 |
| 121.145.9.21 | 2039548181 | 0 |
| 121.145.9.22 | 2039548182 | 0 |
| 121.145.9.23 | 2039548183 | 0 |
| 121.145.9.24 | 2039548184 | 0 |
| 121.145.9.25 | 2039548185 | 0 |
| 121.145.9.26 | 2039548186 | 0 |
| 121.145.9.27 | 2039548187 | 0 |
| 121.145.9.28 | 2039548188 | 0 |
| 121.145.9.29 | 2039548189 | 0 |
| 121.145.9.30 | 2039548190 | 0 |
| 121.145.9.31 | 2039548191 | 0 |
| 121.145.9.32 | 2039548192 | 0 |
| 121.145.9.33 | 2039548193 | 0 |
| 121.145.9.34 | 2039548194 | 0 |
| 121.145.9.35 | 2039548195 | 0 |
| 121.145.9.36 | 2039548196 | 0 |
| 121.145.9.37 | 2039548197 | 0 |
| 121.145.9.38 | 2039548198 | 0 |
| 121.145.9.39 | 2039548199 | 0 |
| 121.145.9.40 | 2039548200 | 0 |
| 121.145.9.41 | 2039548201 | 0 |
| 121.145.9.42 | 2039548202 | 0 |
| 121.145.9.43 | 2039548203 | 0 |
| 121.145.9.44 | 2039548204 | 0 |
| 121.145.9.45 | 2039548205 | 0 |
| 121.145.9.46 | 2039548206 | 0 |
| 121.145.9.47 | 2039548207 | 0 |
| 121.145.9.48 | 2039548208 | 0 |
| 121.145.9.49 | 2039548209 | 0 |
| 121.145.9.50 | 2039548210 | 0 |
| 121.145.9.51 | 2039548211 | 0 |
| 121.145.9.52 | 2039548212 | 0 |
| 121.145.9.53 | 2039548213 | 0 |
| 121.145.9.54 | 2039548214 | 0 |
| 121.145.9.55 | 2039548215 | 0 |
| 121.145.9.56 | 2039548216 | 0 |
| 121.145.9.57 | 2039548217 | 0 |
| 121.145.9.58 | 2039548218 | 0 |
| 121.145.9.59 | 2039548219 | 0 |
| 121.145.9.60 | 2039548220 | 0 |
| 121.145.9.61 | 2039548221 | 0 |
| 121.145.9.62 | 2039548222 | 0 |
| 121.145.9.63 | 2039548223 | 0 |
| 121.145.9.64 | 2039548224 | 0 |
| 121.145.9.65 | 2039548225 | 0 |
| 121.145.9.66 | 2039548226 | 0 |
| 121.145.9.67 | 2039548227 | 0 |
| 121.145.9.68 | 2039548228 | 0 |
| 121.145.9.69 | 2039548229 | 0 |
| 121.145.9.70 | 2039548230 | 0 |
| 121.145.9.71 | 2039548231 | 0 |
| 121.145.9.72 | 2039548232 | 0 |
| 121.145.9.73 | 2039548233 | 0 |
| 121.145.9.74 | 2039548234 | 0 |
| 121.145.9.75 | 2039548235 | 0 |
| 121.145.9.76 | 2039548236 | 0 |
| 121.145.9.77 | 2039548237 | 0 |
| 121.145.9.78 | 2039548238 | 0 |
| 121.145.9.79 | 2039548239 | 0 |
| 121.145.9.80 | 2039548240 | 0 |
| 121.145.9.81 | 2039548241 | 0 |
| 121.145.9.82 | 2039548242 | 0 |
| 121.145.9.83 | 2039548243 | 0 |
| 121.145.9.84 | 2039548244 | 0 |
| 121.145.9.85 | 2039548245 | 0 |