L'indirizzo IP 42.21.65 è fornito da SK Telecom, che è di proprietà del CIDR (Classless Inter-Domain Routing) 42.16.0.0/12, IP tra 42.16.0.0 a 42.31.255.255 ). Il numero di sistema autonomo (ASN) è 9644.
| ASN | 9644 |
| IP inizia con | 42.16.0.0 |
| IP finale con | 42.31.255.255 |
| ASN Nome | SK Telecom |
| CDIR | 42.16.0.0/12 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 24/12/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-12-24 |
| MaxMind | KR | Republic of Korea | - | - | 37,5112 | 126,9741 | 2017-12-24 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 42.21.65.0 | 706035968 | 0 |
| 42.21.65.1 | 706035969 | 0 |
| 42.21.65.2 | 706035970 | 0 |
| 42.21.65.3 | 706035971 | 0 |
| 42.21.65.4 | 706035972 | 0 |
| 42.21.65.5 | 706035973 | 0 |
| 42.21.65.6 | 706035974 | 0 |
| 42.21.65.7 | 706035975 | 0 |
| 42.21.65.8 | 706035976 | 0 |
| 42.21.65.9 | 706035977 | 0 |
| 42.21.65.10 | 706035978 | 0 |
| 42.21.65.11 | 706035979 | 0 |
| 42.21.65.12 | 706035980 | 0 |
| 42.21.65.13 | 706035981 | 0 |
| 42.21.65.14 | 706035982 | 0 |
| 42.21.65.15 | 706035983 | 0 |
| 42.21.65.16 | 706035984 | 0 |
| 42.21.65.17 | 706035985 | 0 |
| 42.21.65.18 | 706035986 | 0 |
| 42.21.65.19 | 706035987 | 0 |
| 42.21.65.20 | 706035988 | 0 |
| 42.21.65.21 | 706035989 | 0 |
| 42.21.65.22 | 706035990 | 0 |
| 42.21.65.23 | 706035991 | 0 |
| 42.21.65.24 | 706035992 | 0 |
| 42.21.65.25 | 706035993 | 0 |
| 42.21.65.26 | 706035994 | 0 |
| 42.21.65.27 | 706035995 | 0 |
| 42.21.65.28 | 706035996 | 0 |
| 42.21.65.29 | 706035997 | 0 |
| 42.21.65.30 | 706035998 | 0 |
| 42.21.65.31 | 706035999 | 0 |
| 42.21.65.32 | 706036000 | 0 |
| 42.21.65.33 | 706036001 | 0 |
| 42.21.65.34 | 706036002 | 0 |
| 42.21.65.35 | 706036003 | 0 |
| 42.21.65.36 | 706036004 | 0 |
| 42.21.65.37 | 706036005 | 0 |
| 42.21.65.38 | 706036006 | 0 |
| 42.21.65.39 | 706036007 | 0 |
| 42.21.65.40 | 706036008 | 0 |
| 42.21.65.41 | 706036009 | 0 |
| 42.21.65.42 | 706036010 | 0 |
| 42.21.65.43 | 706036011 | 0 |
| 42.21.65.44 | 706036012 | 0 |
| 42.21.65.45 | 706036013 | 0 |
| 42.21.65.46 | 706036014 | 0 |
| 42.21.65.47 | 706036015 | 0 |
| 42.21.65.48 | 706036016 | 0 |
| 42.21.65.49 | 706036017 | 0 |
| 42.21.65.50 | 706036018 | 0 |
| 42.21.65.51 | 706036019 | 0 |
| 42.21.65.52 | 706036020 | 0 |
| 42.21.65.53 | 706036021 | 0 |
| 42.21.65.54 | 706036022 | 0 |
| 42.21.65.55 | 706036023 | 0 |
| 42.21.65.56 | 706036024 | 0 |
| 42.21.65.57 | 706036025 | 0 |
| 42.21.65.58 | 706036026 | 0 |
| 42.21.65.59 | 706036027 | 0 |
| 42.21.65.60 | 706036028 | 0 |
| 42.21.65.61 | 706036029 | 0 |
| 42.21.65.62 | 706036030 | 0 |
| 42.21.65.63 | 706036031 | 0 |
| 42.21.65.64 | 706036032 | 0 |
| 42.21.65.65 | 706036033 | 0 |
| 42.21.65.66 | 706036034 | 0 |
| 42.21.65.67 | 706036035 | 0 |
| 42.21.65.68 | 706036036 | 0 |
| 42.21.65.69 | 706036037 | 0 |
| 42.21.65.70 | 706036038 | 0 |
| 42.21.65.71 | 706036039 | 0 |
| 42.21.65.72 | 706036040 | 0 |
| 42.21.65.73 | 706036041 | 0 |
| 42.21.65.74 | 706036042 | 0 |
| 42.21.65.75 | 706036043 | 0 |
| 42.21.65.76 | 706036044 | 0 |
| 42.21.65.77 | 706036045 | 0 |
| 42.21.65.78 | 706036046 | 0 |
| 42.21.65.79 | 706036047 | 0 |
| 42.21.65.80 | 706036048 | 0 |
| 42.21.65.81 | 706036049 | 0 |
| 42.21.65.82 | 706036050 | 0 |
| 42.21.65.83 | 706036051 | 0 |
| 42.21.65.84 | 706036052 | 0 |
| 42.21.65.85 | 706036053 | 0 |