Die IP-Adresse 121.149.4 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 | apnic |
| Letztes update | 21.07.2019 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | KR | Korea, Republic of | - | Moppo | 34,7936 | 126,3886 | 2019-07-20 |
| MaxMind | KR | Südkorea | - | - | 37,5112 | 126,9741 | 2019-07-20 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.149.4.0 | 2039809024 | 0 |
| 121.149.4.1 | 2039809025 | 0 |
| 121.149.4.2 | 2039809026 | 0 |
| 121.149.4.3 | 2039809027 | 0 |
| 121.149.4.4 | 2039809028 | 0 |
| 121.149.4.5 | 2039809029 | 0 |
| 121.149.4.6 | 2039809030 | 0 |
| 121.149.4.7 | 2039809031 | 0 |
| 121.149.4.8 | 2039809032 | 0 |
| 121.149.4.9 | 2039809033 | 0 |
| 121.149.4.10 | 2039809034 | 0 |
| 121.149.4.11 | 2039809035 | 0 |
| 121.149.4.12 | 2039809036 | 0 |
| 121.149.4.13 | 2039809037 | 0 |
| 121.149.4.14 | 2039809038 | 0 |
| 121.149.4.15 | 2039809039 | 0 |
| 121.149.4.16 | 2039809040 | 0 |
| 121.149.4.17 | 2039809041 | 0 |
| 121.149.4.18 | 2039809042 | 0 |
| 121.149.4.19 | 2039809043 | 0 |
| 121.149.4.20 | 2039809044 | 0 |
| 121.149.4.21 | 2039809045 | 0 |
| 121.149.4.22 | 2039809046 | 0 |
| 121.149.4.23 | 2039809047 | 0 |
| 121.149.4.24 | 2039809048 | 0 |
| 121.149.4.25 | 2039809049 | 0 |
| 121.149.4.26 | 2039809050 | 0 |
| 121.149.4.27 | 2039809051 | 0 |
| 121.149.4.28 | 2039809052 | 0 |
| 121.149.4.29 | 2039809053 | 0 |
| 121.149.4.30 | 2039809054 | 0 |
| 121.149.4.31 | 2039809055 | 0 |
| 121.149.4.32 | 2039809056 | 0 |
| 121.149.4.33 | 2039809057 | 0 |
| 121.149.4.34 | 2039809058 | 0 |
| 121.149.4.35 | 2039809059 | 0 |
| 121.149.4.36 | 2039809060 | 0 |
| 121.149.4.37 | 2039809061 | 0 |
| 121.149.4.38 | 2039809062 | 0 |
| 121.149.4.39 | 2039809063 | 0 |
| 121.149.4.40 | 2039809064 | 0 |
| 121.149.4.41 | 2039809065 | 0 |
| 121.149.4.42 | 2039809066 | 0 |
| 121.149.4.43 | 2039809067 | 0 |
| 121.149.4.44 | 2039809068 | 0 |
| 121.149.4.45 | 2039809069 | 0 |
| 121.149.4.46 | 2039809070 | 0 |
| 121.149.4.47 | 2039809071 | 0 |
| 121.149.4.48 | 2039809072 | 0 |
| 121.149.4.49 | 2039809073 | 0 |
| 121.149.4.50 | 2039809074 | 0 |
| 121.149.4.51 | 2039809075 | 0 |
| 121.149.4.52 | 2039809076 | 0 |
| 121.149.4.53 | 2039809077 | 0 |
| 121.149.4.54 | 2039809078 | 0 |
| 121.149.4.55 | 2039809079 | 0 |
| 121.149.4.56 | 2039809080 | 0 |
| 121.149.4.57 | 2039809081 | 0 |
| 121.149.4.58 | 2039809082 | 0 |
| 121.149.4.59 | 2039809083 | 0 |
| 121.149.4.60 | 2039809084 | 0 |
| 121.149.4.61 | 2039809085 | 0 |
| 121.149.4.62 | 2039809086 | 0 |
| 121.149.4.63 | 2039809087 | 0 |
| 121.149.4.64 | 2039809088 | 0 |
| 121.149.4.65 | 2039809089 | 0 |
| 121.149.4.66 | 2039809090 | 0 |
| 121.149.4.67 | 2039809091 | 0 |
| 121.149.4.68 | 2039809092 | 0 |
| 121.149.4.69 | 2039809093 | 0 |
| 121.149.4.70 | 2039809094 | 0 |
| 121.149.4.71 | 2039809095 | 0 |
| 121.149.4.72 | 2039809096 | 0 |
| 121.149.4.73 | 2039809097 | 0 |
| 121.149.4.74 | 2039809098 | 0 |
| 121.149.4.75 | 2039809099 | 0 |
| 121.149.4.76 | 2039809100 | 0 |
| 121.149.4.77 | 2039809101 | 0 |
| 121.149.4.78 | 2039809102 | 0 |
| 121.149.4.79 | 2039809103 | 0 |
| 121.149.4.80 | 2039809104 | 0 |
| 121.149.4.81 | 2039809105 | 0 |
| 121.149.4.82 | 2039809106 | 0 |
| 121.149.4.83 | 2039809107 | 0 |
| 121.149.4.84 | 2039809108 | 0 |
| 121.149.4.85 | 2039809109 | 0 |