Les adresses IP débutant par 27.78.40 sont fournies par Viettel Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 27.78.24.0/21, le bloc IP comprant les adresses de 27.78.24.0 à 27.78.31.255). Le numéro de système autonome (ASN) est 7552.
| ASN | 7552 |
| IP commençant par | 27.78.24.0 |
| IP se terminant par | 27.78.31.255 |
| Nom ASN | Viettel Corporation |
| CDIR | 27.78.24.0/21 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 04/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | VN | Vietnam | - | Hanoi | 21,0245 | 105,8412 | 2017-07-03 |
| MaxMind | VN | Vietnam | - | Hanoï | 21,0333 | 105,85 | 2017-07-03 |
| Whois | VN | - | - | - | 108 | 14 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 27.78.40.0 | 458106880 | 0 |
| 27.78.40.1 | 458106881 | 0 |
| 27.78.40.2 | 458106882 | 0 |
| 27.78.40.3 | 458106883 | 0 |
| 27.78.40.4 | 458106884 | 0 |
| 27.78.40.5 | 458106885 | 0 |
| 27.78.40.6 | 458106886 | 0 |
| 27.78.40.7 | 458106887 | 0 |
| 27.78.40.8 | 458106888 | 0 |
| 27.78.40.9 | 458106889 | 0 |
| 27.78.40.10 | 458106890 | 0 |
| 27.78.40.11 | 458106891 | 0 |
| 27.78.40.12 | 458106892 | 0 |
| 27.78.40.13 | 458106893 | 0 |
| 27.78.40.14 | 458106894 | 0 |
| 27.78.40.15 | 458106895 | 0 |
| 27.78.40.16 | 458106896 | 0 |
| 27.78.40.17 | 458106897 | 0 |
| 27.78.40.18 | 458106898 | 0 |
| 27.78.40.19 | 458106899 | 0 |
| 27.78.40.20 | 458106900 | 0 |
| 27.78.40.21 | 458106901 | 0 |
| 27.78.40.22 | 458106902 | 0 |
| 27.78.40.23 | 458106903 | 0 |
| 27.78.40.24 | 458106904 | 0 |
| 27.78.40.25 | 458106905 | 0 |
| 27.78.40.26 | 458106906 | 0 |
| 27.78.40.27 | 458106907 | 0 |
| 27.78.40.28 | 458106908 | 0 |
| 27.78.40.29 | 458106909 | 0 |
| 27.78.40.30 | 458106910 | 0 |
| 27.78.40.31 | 458106911 | 0 |
| 27.78.40.32 | 458106912 | 0 |
| 27.78.40.33 | 458106913 | 0 |
| 27.78.40.34 | 458106914 | 0 |
| 27.78.40.35 | 458106915 | 0 |
| 27.78.40.36 | 458106916 | 0 |
| 27.78.40.37 | 458106917 | 0 |
| 27.78.40.38 | 458106918 | 0 |
| 27.78.40.39 | 458106919 | 0 |
| 27.78.40.40 | 458106920 | 0 |
| 27.78.40.41 | 458106921 | 0 |
| 27.78.40.42 | 458106922 | 0 |
| 27.78.40.43 | 458106923 | 0 |
| 27.78.40.44 | 458106924 | 0 |
| 27.78.40.45 | 458106925 | 0 |
| 27.78.40.46 | 458106926 | 0 |
| 27.78.40.47 | 458106927 | 0 |
| 27.78.40.48 | 458106928 | 0 |
| 27.78.40.49 | 458106929 | 0 |
| 27.78.40.50 | 458106930 | 0 |
| 27.78.40.51 | 458106931 | 0 |
| 27.78.40.52 | 458106932 | 0 |
| 27.78.40.53 | 458106933 | 0 |
| 27.78.40.54 | 458106934 | 0 |
| 27.78.40.55 | 458106935 | 0 |
| 27.78.40.56 | 458106936 | 0 |
| 27.78.40.57 | 458106937 | 0 |
| 27.78.40.58 | 458106938 | 0 |
| 27.78.40.59 | 458106939 | 0 |
| 27.78.40.60 | 458106940 | 0 |
| 27.78.40.61 | 458106941 | 0 |
| 27.78.40.62 | 458106942 | 0 |
| 27.78.40.63 | 458106943 | 0 |
| 27.78.40.64 | 458106944 | 0 |
| 27.78.40.65 | 458106945 | 0 |
| 27.78.40.66 | 458106946 | 0 |
| 27.78.40.67 | 458106947 | 0 |
| 27.78.40.68 | 458106948 | 0 |
| 27.78.40.69 | 458106949 | 0 |
| 27.78.40.70 | 458106950 | 0 |
| 27.78.40.71 | 458106951 | 0 |
| 27.78.40.72 | 458106952 | 0 |
| 27.78.40.73 | 458106953 | 0 |
| 27.78.40.74 | 458106954 | 0 |
| 27.78.40.75 | 458106955 | 0 |
| 27.78.40.76 | 458106956 | 0 |
| 27.78.40.77 | 458106957 | 0 |
| 27.78.40.78 | 458106958 | 0 |
| 27.78.40.79 | 458106959 | 0 |
| 27.78.40.80 | 458106960 | 0 |
| 27.78.40.81 | 458106961 | 0 |
| 27.78.40.82 | 458106962 | 0 |
| 27.78.40.83 | 458106963 | 0 |
| 27.78.40.84 | 458106964 | 0 |
| 27.78.40.85 | 458106965 | 0 |