Die IP-Adresse 49.21.12 erfolgt über Korea Telecom, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 49.16.0.0/12 (Bereich 49.16.0.0, 49.31.255.255). Die autonomen Systemnummer (ASN) ist 4766.
| ASN | 4766 |
| Ausgehend von IP | 49.16.0.0 |
| Beendigung durch IP | 49.31.255.255 |
| ASN-Namen | Korea Telecom |
| GGDV | 49.16.0.0/12 |
| Numerische IP | |
| Registrierung | apnic |
| Letztes update | 05.07.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-07-03 |
| MaxMind | KR | Südkorea | - | - | 37,5112 | 126,9741 | 2017-07-03 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 49.21.12.0 | 823462912 | 0 |
| 49.21.12.1 | 823462913 | 0 |
| 49.21.12.2 | 823462914 | 0 |
| 49.21.12.3 | 823462915 | 0 |
| 49.21.12.4 | 823462916 | 0 |
| 49.21.12.5 | 823462917 | 0 |
| 49.21.12.6 | 823462918 | 0 |
| 49.21.12.7 | 823462919 | 0 |
| 49.21.12.8 | 823462920 | 0 |
| 49.21.12.9 | 823462921 | 0 |
| 49.21.12.10 | 823462922 | 0 |
| 49.21.12.11 | 823462923 | 0 |
| 49.21.12.12 | 823462924 | 0 |
| 49.21.12.13 | 823462925 | 0 |
| 49.21.12.14 | 823462926 | 0 |
| 49.21.12.15 | 823462927 | 0 |
| 49.21.12.16 | 823462928 | 0 |
| 49.21.12.17 | 823462929 | 0 |
| 49.21.12.18 | 823462930 | 0 |
| 49.21.12.19 | 823462931 | 0 |
| 49.21.12.20 | 823462932 | 0 |
| 49.21.12.21 | 823462933 | 0 |
| 49.21.12.22 | 823462934 | 0 |
| 49.21.12.23 | 823462935 | 0 |
| 49.21.12.24 | 823462936 | 0 |
| 49.21.12.25 | 823462937 | 0 |
| 49.21.12.26 | 823462938 | 0 |
| 49.21.12.27 | 823462939 | 0 |
| 49.21.12.28 | 823462940 | 0 |
| 49.21.12.29 | 823462941 | 0 |
| 49.21.12.30 | 823462942 | 0 |
| 49.21.12.31 | 823462943 | 0 |
| 49.21.12.32 | 823462944 | 0 |
| 49.21.12.33 | 823462945 | 0 |
| 49.21.12.34 | 823462946 | 0 |
| 49.21.12.35 | 823462947 | 0 |
| 49.21.12.36 | 823462948 | 0 |
| 49.21.12.37 | 823462949 | 0 |
| 49.21.12.38 | 823462950 | 0 |
| 49.21.12.39 | 823462951 | 0 |
| 49.21.12.40 | 823462952 | 0 |
| 49.21.12.41 | 823462953 | 0 |
| 49.21.12.42 | 823462954 | 0 |
| 49.21.12.43 | 823462955 | 0 |
| 49.21.12.44 | 823462956 | 0 |
| 49.21.12.45 | 823462957 | 0 |
| 49.21.12.46 | 823462958 | 0 |
| 49.21.12.47 | 823462959 | 0 |
| 49.21.12.48 | 823462960 | 0 |
| 49.21.12.49 | 823462961 | 0 |
| 49.21.12.50 | 823462962 | 0 |
| 49.21.12.51 | 823462963 | 0 |
| 49.21.12.52 | 823462964 | 0 |
| 49.21.12.53 | 823462965 | 0 |
| 49.21.12.54 | 823462966 | 0 |
| 49.21.12.55 | 823462967 | 0 |
| 49.21.12.56 | 823462968 | 0 |
| 49.21.12.57 | 823462969 | 0 |
| 49.21.12.58 | 823462970 | 0 |
| 49.21.12.59 | 823462971 | 0 |
| 49.21.12.60 | 823462972 | 0 |
| 49.21.12.61 | 823462973 | 0 |
| 49.21.12.62 | 823462974 | 0 |
| 49.21.12.63 | 823462975 | 0 |
| 49.21.12.64 | 823462976 | 0 |
| 49.21.12.65 | 823462977 | 0 |
| 49.21.12.66 | 823462978 | 0 |
| 49.21.12.67 | 823462979 | 0 |
| 49.21.12.68 | 823462980 | 0 |
| 49.21.12.69 | 823462981 | 0 |
| 49.21.12.70 | 823462982 | 0 |
| 49.21.12.71 | 823462983 | 0 |
| 49.21.12.72 | 823462984 | 0 |
| 49.21.12.73 | 823462985 | 0 |
| 49.21.12.74 | 823462986 | 0 |
| 49.21.12.75 | 823462987 | 0 |
| 49.21.12.76 | 823462988 | 0 |
| 49.21.12.77 | 823462989 | 0 |
| 49.21.12.78 | 823462990 | 0 |
| 49.21.12.79 | 823462991 | 0 |
| 49.21.12.80 | 823462992 | 0 |
| 49.21.12.81 | 823462993 | 0 |
| 49.21.12.82 | 823462994 | 0 |
| 49.21.12.83 | 823462995 | 0 |
| 49.21.12.84 | 823462996 | 0 |
| 49.21.12.85 | 823462997 | 0 |