Les adresses IP débutant par 221.166.9 sont fournies par Korea Telecom, elles appartiennent au CIDR (Classless Inter-Domain Routing) 221.160.0.0/13, le bloc IP comprant les adresses de 221.160.0.0 à 221.167.255.255). Le numéro de système autonome (ASN) est 4766.
| ASN | 4766 |
| IP commençant par | 221.160.0.0 |
| IP se terminant par | 221.167.255.255 |
| Nom ASN | Korea Telecom |
| CDIR | 221.160.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 13/04/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2018-04-13 |
| MaxMind | KR | Corée du Sud | - | - | 37,5112 | 126,9741 | 2018-04-13 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 221.166.9.0 | 3718646016 | 0 |
| 221.166.9.1 | 3718646017 | 0 |
| 221.166.9.2 | 3718646018 | 0 |
| 221.166.9.3 | 3718646019 | 0 |
| 221.166.9.4 | 3718646020 | 0 |
| 221.166.9.5 | 3718646021 | 0 |
| 221.166.9.6 | 3718646022 | 0 |
| 221.166.9.7 | 3718646023 | 0 |
| 221.166.9.8 | 3718646024 | 0 |
| 221.166.9.9 | 3718646025 | 0 |
| 221.166.9.10 | 3718646026 | 0 |
| 221.166.9.11 | 3718646027 | 0 |
| 221.166.9.12 | 3718646028 | 0 |
| 221.166.9.13 | 3718646029 | 0 |
| 221.166.9.14 | 3718646030 | 0 |
| 221.166.9.15 | 3718646031 | 0 |
| 221.166.9.16 | 3718646032 | 0 |
| 221.166.9.17 | 3718646033 | 0 |
| 221.166.9.18 | 3718646034 | 0 |
| 221.166.9.19 | 3718646035 | 0 |
| 221.166.9.20 | 3718646036 | 0 |
| 221.166.9.21 | 3718646037 | 0 |
| 221.166.9.22 | 3718646038 | 0 |
| 221.166.9.23 | 3718646039 | 0 |
| 221.166.9.24 | 3718646040 | 0 |
| 221.166.9.25 | 3718646041 | 0 |
| 221.166.9.26 | 3718646042 | 0 |
| 221.166.9.27 | 3718646043 | 0 |
| 221.166.9.28 | 3718646044 | 0 |
| 221.166.9.29 | 3718646045 | 0 |
| 221.166.9.30 | 3718646046 | 0 |
| 221.166.9.31 | 3718646047 | 0 |
| 221.166.9.32 | 3718646048 | 0 |
| 221.166.9.33 | 3718646049 | 0 |
| 221.166.9.34 | 3718646050 | 0 |
| 221.166.9.35 | 3718646051 | 0 |
| 221.166.9.36 | 3718646052 | 0 |
| 221.166.9.37 | 3718646053 | 0 |
| 221.166.9.38 | 3718646054 | 0 |
| 221.166.9.39 | 3718646055 | 0 |
| 221.166.9.40 | 3718646056 | 0 |
| 221.166.9.41 | 3718646057 | 0 |
| 221.166.9.42 | 3718646058 | 0 |
| 221.166.9.43 | 3718646059 | 0 |
| 221.166.9.44 | 3718646060 | 0 |
| 221.166.9.45 | 3718646061 | 0 |
| 221.166.9.46 | 3718646062 | 0 |
| 221.166.9.47 | 3718646063 | 0 |
| 221.166.9.48 | 3718646064 | 0 |
| 221.166.9.49 | 3718646065 | 0 |
| 221.166.9.50 | 3718646066 | 0 |
| 221.166.9.51 | 3718646067 | 0 |
| 221.166.9.52 | 3718646068 | 0 |
| 221.166.9.53 | 3718646069 | 0 |
| 221.166.9.54 | 3718646070 | 0 |
| 221.166.9.55 | 3718646071 | 0 |
| 221.166.9.56 | 3718646072 | 0 |
| 221.166.9.57 | 3718646073 | 0 |
| 221.166.9.58 | 3718646074 | 0 |
| 221.166.9.59 | 3718646075 | 0 |
| 221.166.9.60 | 3718646076 | 0 |
| 221.166.9.61 | 3718646077 | 0 |
| 221.166.9.62 | 3718646078 | 0 |
| 221.166.9.63 | 3718646079 | 0 |
| 221.166.9.64 | 3718646080 | 0 |
| 221.166.9.65 | 3718646081 | 0 |
| 221.166.9.66 | 3718646082 | 0 |
| 221.166.9.67 | 3718646083 | 0 |
| 221.166.9.68 | 3718646084 | 0 |
| 221.166.9.69 | 3718646085 | 0 |
| 221.166.9.70 | 3718646086 | 0 |
| 221.166.9.71 | 3718646087 | 0 |
| 221.166.9.72 | 3718646088 | 0 |
| 221.166.9.73 | 3718646089 | 0 |
| 221.166.9.74 | 3718646090 | 0 |
| 221.166.9.75 | 3718646091 | 0 |
| 221.166.9.76 | 3718646092 | 0 |
| 221.166.9.77 | 3718646093 | 0 |
| 221.166.9.78 | 3718646094 | 0 |
| 221.166.9.79 | 3718646095 | 0 |
| 221.166.9.80 | 3718646096 | 0 |
| 221.166.9.81 | 3718646097 | 0 |
| 221.166.9.82 | 3718646098 | 0 |
| 221.166.9.83 | 3718646099 | 0 |
| 221.166.9.84 | 3718646100 | 0 |
| 221.166.9.85 | 3718646101 | 0 |