L'indirizzo IP 203.231.9 è fornito da Sejong Telecom, che è di proprietà del CIDR (Classless Inter-Domain Routing) 203.231.0.0/16, IP tra 203.231.0.0 a 203.231.255.255 ). Il numero di sistema autonomo (ASN) è 9848.
| ASN | 9848 |
| IP inizia con | 203.231.0.0 |
| IP finale con | 203.231.255.255 |
| ASN Nome | Sejong Telecom |
| CDIR | 203.231.0.0/16 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 05/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-07-05 |
| MaxMind | KR | Republic of Korea | - | - | 37,5112 | 126,9741 | 2017-07-05 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 203.231.9.0 | 3420915968 | 0 |
| 203.231.9.1 | 3420915969 | 0 |
| 203.231.9.2 | 3420915970 | 0 |
| 203.231.9.3 | 3420915971 | 0 |
| 203.231.9.4 | 3420915972 | 0 |
| 203.231.9.5 | 3420915973 | 0 |
| 203.231.9.6 | 3420915974 | 0 |
| 203.231.9.7 | 3420915975 | 0 |
| 203.231.9.8 | 3420915976 | 0 |
| 203.231.9.9 | 3420915977 | 0 |
| 203.231.9.10 | 3420915978 | 0 |
| 203.231.9.11 | 3420915979 | 0 |
| 203.231.9.12 | 3420915980 | 0 |
| 203.231.9.13 | 3420915981 | 0 |
| 203.231.9.14 | 3420915982 | 0 |
| 203.231.9.15 | 3420915983 | 0 |
| 203.231.9.16 | 3420915984 | 0 |
| 203.231.9.17 | 3420915985 | 0 |
| 203.231.9.18 | 3420915986 | 0 |
| 203.231.9.19 | 3420915987 | 0 |
| 203.231.9.20 | 3420915988 | 0 |
| 203.231.9.21 | 3420915989 | 0 |
| 203.231.9.22 | 3420915990 | 0 |
| 203.231.9.23 | 3420915991 | 0 |
| 203.231.9.24 | 3420915992 | 0 |
| 203.231.9.25 | 3420915993 | 0 |
| 203.231.9.26 | 3420915994 | 0 |
| 203.231.9.27 | 3420915995 | 0 |
| 203.231.9.28 | 3420915996 | 0 |
| 203.231.9.29 | 3420915997 | 0 |
| 203.231.9.30 | 3420915998 | 0 |
| 203.231.9.31 | 3420915999 | 0 |
| 203.231.9.32 | 3420916000 | 0 |
| 203.231.9.33 | 3420916001 | 0 |
| 203.231.9.34 | 3420916002 | 0 |
| 203.231.9.35 | 3420916003 | 0 |
| 203.231.9.36 | 3420916004 | 0 |
| 203.231.9.37 | 3420916005 | 0 |
| 203.231.9.38 | 3420916006 | 0 |
| 203.231.9.39 | 3420916007 | 0 |
| 203.231.9.40 | 3420916008 | 0 |
| 203.231.9.41 | 3420916009 | 0 |
| 203.231.9.42 | 3420916010 | 0 |
| 203.231.9.43 | 3420916011 | 0 |
| 203.231.9.44 | 3420916012 | 0 |
| 203.231.9.45 | 3420916013 | 0 |
| 203.231.9.46 | 3420916014 | 0 |
| 203.231.9.47 | 3420916015 | 0 |
| 203.231.9.48 | 3420916016 | 0 |
| 203.231.9.49 | 3420916017 | 0 |
| 203.231.9.50 | 3420916018 | 0 |
| 203.231.9.51 | 3420916019 | 0 |
| 203.231.9.52 | 3420916020 | 0 |
| 203.231.9.53 | 3420916021 | 0 |
| 203.231.9.54 | 3420916022 | 0 |
| 203.231.9.55 | 3420916023 | 0 |
| 203.231.9.56 | 3420916024 | 0 |
| 203.231.9.57 | 3420916025 | 0 |
| 203.231.9.58 | 3420916026 | 0 |
| 203.231.9.59 | 3420916027 | 0 |
| 203.231.9.60 | 3420916028 | 0 |
| 203.231.9.61 | 3420916029 | 0 |
| 203.231.9.62 | 3420916030 | 0 |
| 203.231.9.63 | 3420916031 | 0 |
| 203.231.9.64 | 3420916032 | 0 |
| 203.231.9.65 | 3420916033 | 0 |
| 203.231.9.66 | 3420916034 | 0 |
| 203.231.9.67 | 3420916035 | 0 |
| 203.231.9.68 | 3420916036 | 0 |
| 203.231.9.69 | 3420916037 | 0 |
| 203.231.9.70 | 3420916038 | 0 |
| 203.231.9.71 | 3420916039 | 0 |
| 203.231.9.72 | 3420916040 | 0 |
| 203.231.9.73 | 3420916041 | 0 |
| 203.231.9.74 | 3420916042 | 0 |
| 203.231.9.75 | 3420916043 | 0 |
| 203.231.9.76 | 3420916044 | 0 |
| 203.231.9.77 | 3420916045 | 0 |
| 203.231.9.78 | 3420916046 | 0 |
| 203.231.9.79 | 3420916047 | 0 |
| 203.231.9.80 | 3420916048 | 0 |
| 203.231.9.81 | 3420916049 | 0 |
| 203.231.9.82 | 3420916050 | 0 |
| 203.231.9.83 | 3420916051 | 0 |
| 203.231.9.84 | 3420916052 | 0 |
| 203.231.9.85 | 3420916053 | 0 |