Les adresses IP débutant par 37.12.64 sont fournies par TELEFONICA_DE_ESPANA, elles appartiennent au CIDR (Classless Inter-Domain Routing) 37.12.0.0/16, le bloc IP comprant les adresses de 37.12.0.0 à 37.12.255.255). Le numéro de système autonome (ASN) est 3352.
| ASN | 3352 |
| IP commençant par | 37.12.0.0 |
| IP se terminant par | 37.12.255.255 |
| Nom ASN | TELEFONICA_DE_ESPANA |
| CDIR | 37.12.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 21/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | ES | Espagne | - | Madrid | 40,4165 | -3,7026 | 2017-07-20 |
| MaxMind | ES | Espagne | - | Barcelona | 41,3984 | 2,1741 | 2017-07-20 |
| Whois | ES | - | - | - | -4 | 40 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 37.12.64.0 | 621559808 | 0 |
| 37.12.64.1 | 621559809 | 0 |
| 37.12.64.2 | 621559810 | 0 |
| 37.12.64.3 | 621559811 | 0 |
| 37.12.64.4 | 621559812 | 0 |
| 37.12.64.5 | 621559813 | 0 |
| 37.12.64.6 | 621559814 | 0 |
| 37.12.64.7 | 621559815 | 0 |
| 37.12.64.8 | 621559816 | 0 |
| 37.12.64.9 | 621559817 | 0 |
| 37.12.64.10 | 621559818 | 0 |
| 37.12.64.11 | 621559819 | 0 |
| 37.12.64.12 | 621559820 | 0 |
| 37.12.64.13 | 621559821 | 0 |
| 37.12.64.14 | 621559822 | 0 |
| 37.12.64.15 | 621559823 | 0 |
| 37.12.64.16 | 621559824 | 0 |
| 37.12.64.17 | 621559825 | 0 |
| 37.12.64.18 | 621559826 | 0 |
| 37.12.64.19 | 621559827 | 0 |
| 37.12.64.20 | 621559828 | 0 |
| 37.12.64.21 | 621559829 | 0 |
| 37.12.64.22 | 621559830 | 0 |
| 37.12.64.23 | 621559831 | 0 |
| 37.12.64.24 | 621559832 | 0 |
| 37.12.64.25 | 621559833 | 0 |
| 37.12.64.26 | 621559834 | 0 |
| 37.12.64.27 | 621559835 | 0 |
| 37.12.64.28 | 621559836 | 0 |
| 37.12.64.29 | 621559837 | 0 |
| 37.12.64.30 | 621559838 | 0 |
| 37.12.64.31 | 621559839 | 0 |
| 37.12.64.32 | 621559840 | 0 |
| 37.12.64.33 | 621559841 | 0 |
| 37.12.64.34 | 621559842 | 0 |
| 37.12.64.35 | 621559843 | 0 |
| 37.12.64.36 | 621559844 | 0 |
| 37.12.64.37 | 621559845 | 0 |
| 37.12.64.38 | 621559846 | 0 |
| 37.12.64.39 | 621559847 | 0 |
| 37.12.64.40 | 621559848 | 0 |
| 37.12.64.41 | 621559849 | 0 |
| 37.12.64.42 | 621559850 | 0 |
| 37.12.64.43 | 621559851 | 0 |
| 37.12.64.44 | 621559852 | 0 |
| 37.12.64.45 | 621559853 | 0 |
| 37.12.64.46 | 621559854 | 0 |
| 37.12.64.47 | 621559855 | 0 |
| 37.12.64.48 | 621559856 | 0 |
| 37.12.64.49 | 621559857 | 0 |
| 37.12.64.50 | 621559858 | 0 |
| 37.12.64.51 | 621559859 | 0 |
| 37.12.64.52 | 621559860 | 0 |
| 37.12.64.53 | 621559861 | 0 |
| 37.12.64.54 | 621559862 | 0 |
| 37.12.64.55 | 621559863 | 0 |
| 37.12.64.56 | 621559864 | 0 |
| 37.12.64.57 | 621559865 | 0 |
| 37.12.64.58 | 621559866 | 0 |
| 37.12.64.59 | 621559867 | 0 |
| 37.12.64.60 | 621559868 | 0 |
| 37.12.64.61 | 621559869 | 0 |
| 37.12.64.62 | 621559870 | 0 |
| 37.12.64.63 | 621559871 | 0 |
| 37.12.64.64 | 621559872 | 0 |
| 37.12.64.65 | 621559873 | 0 |
| 37.12.64.66 | 621559874 | 0 |
| 37.12.64.67 | 621559875 | 0 |
| 37.12.64.68 | 621559876 | 0 |
| 37.12.64.69 | 621559877 | 0 |
| 37.12.64.70 | 621559878 | 0 |
| 37.12.64.71 | 621559879 | 0 |
| 37.12.64.72 | 621559880 | 0 |
| 37.12.64.73 | 621559881 | 0 |
| 37.12.64.74 | 621559882 | 0 |
| 37.12.64.75 | 621559883 | 0 |
| 37.12.64.76 | 621559884 | 0 |
| 37.12.64.77 | 621559885 | 0 |
| 37.12.64.78 | 621559886 | 0 |
| 37.12.64.79 | 621559887 | 0 |
| 37.12.64.80 | 621559888 | 0 |
| 37.12.64.81 | 621559889 | 0 |
| 37.12.64.82 | 621559890 | 0 |
| 37.12.64.83 | 621559891 | 0 |
| 37.12.64.84 | 621559892 | 0 |
| 37.12.64.85 | 621559893 | 0 |