Die IP-Adresse 121.136.1 erfolgt über Korea Telecom, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 121.128.0.0/11 (Bereich 121.128.0.0, 121.159.255.255). Die autonomen Systemnummer (ASN) ist 4766.
| ASN | 4766 |
| Ausgehend von IP | 121.128.0.0 |
| Beendigung durch IP | 121.159.255.255 |
| ASN-Namen | Korea Telecom |
| GGDV | 121.128.0.0/11 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 09.12.2018 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | KR | Südkorea | - | Wonju | 37,3514 | 127,9453 | 2018-12-08 |
| MaxMind | KR | Südkorea | - | Suwon-si | 37,2911 | 127,0089 | 2018-12-08 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.136.1.0 | 2038956288 | 0 |
| 121.136.1.1 | 2038956289 | 0 |
| 121.136.1.2 | 2038956290 | 0 |
| 121.136.1.3 | 2038956291 | 0 |
| 121.136.1.4 | 2038956292 | 0 |
| 121.136.1.5 | 2038956293 | 0 |
| 121.136.1.6 | 2038956294 | 0 |
| 121.136.1.7 | 2038956295 | 0 |
| 121.136.1.8 | 2038956296 | 0 |
| 121.136.1.9 | 2038956297 | 0 |
| 121.136.1.10 | 2038956298 | 0 |
| 121.136.1.11 | 2038956299 | 0 |
| 121.136.1.12 | 2038956300 | 0 |
| 121.136.1.13 | 2038956301 | 0 |
| 121.136.1.14 | 2038956302 | 0 |
| 121.136.1.15 | 2038956303 | 0 |
| 121.136.1.16 | 2038956304 | 0 |
| 121.136.1.17 | 2038956305 | 0 |
| 121.136.1.18 | 2038956306 | 0 |
| 121.136.1.19 | 2038956307 | 0 |
| 121.136.1.20 | 2038956308 | 0 |
| 121.136.1.21 | 2038956309 | 0 |
| 121.136.1.22 | 2038956310 | 0 |
| 121.136.1.23 | 2038956311 | 0 |
| 121.136.1.24 | 2038956312 | 0 |
| 121.136.1.25 | 2038956313 | 0 |
| 121.136.1.26 | 2038956314 | 0 |
| 121.136.1.27 | 2038956315 | 0 |
| 121.136.1.28 | 2038956316 | 0 |
| 121.136.1.29 | 2038956317 | 0 |
| 121.136.1.30 | 2038956318 | 0 |
| 121.136.1.31 | 2038956319 | 0 |
| 121.136.1.32 | 2038956320 | 0 |
| 121.136.1.33 | 2038956321 | 0 |
| 121.136.1.34 | 2038956322 | 0 |
| 121.136.1.35 | 2038956323 | 0 |
| 121.136.1.36 | 2038956324 | 0 |
| 121.136.1.37 | 2038956325 | 0 |
| 121.136.1.38 | 2038956326 | 0 |
| 121.136.1.39 | 2038956327 | 0 |
| 121.136.1.40 | 2038956328 | 0 |
| 121.136.1.41 | 2038956329 | 0 |
| 121.136.1.42 | 2038956330 | 0 |
| 121.136.1.43 | 2038956331 | 0 |
| 121.136.1.44 | 2038956332 | 0 |
| 121.136.1.45 | 2038956333 | 0 |
| 121.136.1.46 | 2038956334 | 0 |
| 121.136.1.47 | 2038956335 | 0 |
| 121.136.1.48 | 2038956336 | 0 |
| 121.136.1.49 | 2038956337 | 0 |
| 121.136.1.50 | 2038956338 | 0 |
| 121.136.1.51 | 2038956339 | 0 |
| 121.136.1.52 | 2038956340 | 0 |
| 121.136.1.53 | 2038956341 | 0 |
| 121.136.1.54 | 2038956342 | 0 |
| 121.136.1.55 | 2038956343 | 0 |
| 121.136.1.56 | 2038956344 | 0 |
| 121.136.1.57 | 2038956345 | 0 |
| 121.136.1.58 | 2038956346 | 0 |
| 121.136.1.59 | 2038956347 | 0 |
| 121.136.1.60 | 2038956348 | 0 |
| 121.136.1.61 | 2038956349 | 0 |
| 121.136.1.62 | 2038956350 | 0 |
| 121.136.1.63 | 2038956351 | 0 |
| 121.136.1.64 | 2038956352 | 0 |
| 121.136.1.65 | 2038956353 | 0 |
| 121.136.1.66 | 2038956354 | 0 |
| 121.136.1.67 | 2038956355 | 0 |
| 121.136.1.68 | 2038956356 | 0 |
| 121.136.1.69 | 2038956357 | 0 |
| 121.136.1.70 | 2038956358 | 0 |
| 121.136.1.71 | 2038956359 | 0 |
| 121.136.1.72 | 2038956360 | 0 |
| 121.136.1.73 | 2038956361 | 0 |
| 121.136.1.74 | 2038956362 | 0 |
| 121.136.1.75 | 2038956363 | 0 |
| 121.136.1.76 | 2038956364 | 0 |
| 121.136.1.77 | 2038956365 | 0 |
| 121.136.1.78 | 2038956366 | 0 |
| 121.136.1.79 | 2038956367 | 0 |
| 121.136.1.80 | 2038956368 | 0 |
| 121.136.1.81 | 2038956369 | 0 |
| 121.136.1.82 | 2038956370 | 0 |
| 121.136.1.83 | 2038956371 | 0 |
| 121.136.1.84 | 2038956372 | 0 |
| 121.136.1.85 | 2038956373 | 0 |