Les adresses IP débutant par 220.77.99 sont fournies par Korea Telecom, elles appartiennent au CIDR (Classless Inter-Domain Routing) 220.72.0.0/13, le bloc IP comprant les adresses de 220.72.0.0 à 220.79.255.255). Le numéro de système autonome (ASN) est 4766.
| ASN | 4766 |
| IP commençant par | 220.72.0.0 |
| IP se terminant par | 220.79.255.255 |
| Nom ASN | Korea Telecom |
| CDIR | 220.72.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 13/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | KR | Corée du Sud | - | Ungsang | 35,4061 | 129,1686 | 2017-07-03 |
| MaxMind | KR | Corée du Sud | - | Busan | 35,1028 | 129,0403 | 2017-07-03 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 220.77.99.0 | 3696059136 | 0 |
| 220.77.99.1 | 3696059137 | 0 |
| 220.77.99.2 | 3696059138 | 0 |
| 220.77.99.3 | 3696059139 | 0 |
| 220.77.99.4 | 3696059140 | 0 |
| 220.77.99.5 | 3696059141 | 0 |
| 220.77.99.6 | 3696059142 | 0 |
| 220.77.99.7 | 3696059143 | 0 |
| 220.77.99.8 | 3696059144 | 0 |
| 220.77.99.9 | 3696059145 | 0 |
| 220.77.99.10 | 3696059146 | 0 |
| 220.77.99.11 | 3696059147 | 0 |
| 220.77.99.12 | 3696059148 | 0 |
| 220.77.99.13 | 3696059149 | 0 |
| 220.77.99.14 | 3696059150 | 0 |
| 220.77.99.15 | 3696059151 | 0 |
| 220.77.99.16 | 3696059152 | 0 |
| 220.77.99.17 | 3696059153 | 0 |
| 220.77.99.18 | 3696059154 | 0 |
| 220.77.99.19 | 3696059155 | 0 |
| 220.77.99.20 | 3696059156 | 0 |
| 220.77.99.21 | 3696059157 | 0 |
| 220.77.99.22 | 3696059158 | 0 |
| 220.77.99.23 | 3696059159 | 0 |
| 220.77.99.24 | 3696059160 | 0 |
| 220.77.99.25 | 3696059161 | 0 |
| 220.77.99.26 | 3696059162 | 0 |
| 220.77.99.27 | 3696059163 | 0 |
| 220.77.99.28 | 3696059164 | 0 |
| 220.77.99.29 | 3696059165 | 0 |
| 220.77.99.30 | 3696059166 | 0 |
| 220.77.99.31 | 3696059167 | 0 |
| 220.77.99.32 | 3696059168 | 0 |
| 220.77.99.33 | 3696059169 | 0 |
| 220.77.99.34 | 3696059170 | 0 |
| 220.77.99.35 | 3696059171 | 0 |
| 220.77.99.36 | 3696059172 | 0 |
| 220.77.99.37 | 3696059173 | 0 |
| 220.77.99.38 | 3696059174 | 0 |
| 220.77.99.39 | 3696059175 | 0 |
| 220.77.99.40 | 3696059176 | 0 |
| 220.77.99.41 | 3696059177 | 0 |
| 220.77.99.42 | 3696059178 | 0 |
| 220.77.99.43 | 3696059179 | 0 |
| 220.77.99.44 | 3696059180 | 0 |
| 220.77.99.45 | 3696059181 | 0 |
| 220.77.99.46 | 3696059182 | 0 |
| 220.77.99.47 | 3696059183 | 0 |
| 220.77.99.48 | 3696059184 | 0 |
| 220.77.99.49 | 3696059185 | 0 |
| 220.77.99.50 | 3696059186 | 0 |
| 220.77.99.51 | 3696059187 | 0 |
| 220.77.99.52 | 3696059188 | 0 |
| 220.77.99.53 | 3696059189 | 0 |
| 220.77.99.54 | 3696059190 | 0 |
| 220.77.99.55 | 3696059191 | 0 |
| 220.77.99.56 | 3696059192 | 0 |
| 220.77.99.57 | 3696059193 | 0 |
| 220.77.99.58 | 3696059194 | 0 |
| 220.77.99.59 | 3696059195 | 0 |
| 220.77.99.60 | 3696059196 | 0 |
| 220.77.99.61 | 3696059197 | 0 |
| 220.77.99.62 | 3696059198 | 0 |
| 220.77.99.63 | 3696059199 | 0 |
| 220.77.99.64 | 3696059200 | 0 |
| 220.77.99.65 | 3696059201 | 0 |
| 220.77.99.66 | 3696059202 | 0 |
| 220.77.99.67 | 3696059203 | 0 |
| 220.77.99.68 | 3696059204 | 0 |
| 220.77.99.69 | 3696059205 | 0 |
| 220.77.99.70 | 3696059206 | 0 |
| 220.77.99.71 | 3696059207 | 0 |
| 220.77.99.72 | 3696059208 | 0 |
| 220.77.99.73 | 3696059209 | 0 |
| 220.77.99.74 | 3696059210 | 0 |
| 220.77.99.75 | 3696059211 | 0 |
| 220.77.99.76 | 3696059212 | 0 |
| 220.77.99.77 | 3696059213 | 0 |
| 220.77.99.78 | 3696059214 | 0 |
| 220.77.99.79 | 3696059215 | 0 |
| 220.77.99.80 | 3696059216 | 0 |
| 220.77.99.81 | 3696059217 | 0 |
| 220.77.99.82 | 3696059218 | 0 |
| 220.77.99.83 | 3696059219 | 0 |
| 220.77.99.84 | 3696059220 | 0 |
| 220.77.99.85 | 3696059221 | 0 |