L'indirizzo IP 81.171.57 è fornito da , che è di proprietà del CIDR (Classless Inter-Domain Routing) 81.171.32.0/19, IP tra 81.171.32.0 a 81.171.63.255 ). Il numero di sistema autonomo (ASN) è 12989.
| ASN | 12989 |
| IP inizia con | 81.171.32.0 |
| IP finale con | 81.171.63.255 |
| ASN Nome | |
| CDIR | 81.171.32.0/19 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 22/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | NL | Netherlands | - | Amsterdam | 52,374 | 4,8897 | 2017-07-22 |
| MaxMind | NL | Netherlands | - | Amsterdam | 52,35 | 4,9167 | 2017-07-22 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | NL | - | - | - | 52,133 | 5,2906 | 2017-07-22 |
| IP | Numerical IP | DNS |
| 81.171.57.0 | 1370175744 | 0 |
| 81.171.57.1 | 1370175745 | 0 |
| 81.171.57.2 | 1370175746 | 0 |
| 81.171.57.3 | 1370175747 | 0 |
| 81.171.57.4 | 1370175748 | 0 |
| 81.171.57.5 | 1370175749 | 0 |
| 81.171.57.6 | 1370175750 | 0 |
| 81.171.57.7 | 1370175751 | 0 |
| 81.171.57.8 | 1370175752 | 0 |
| 81.171.57.9 | 1370175753 | 0 |
| 81.171.57.10 | 1370175754 | 0 |
| 81.171.57.11 | 1370175755 | 0 |
| 81.171.57.12 | 1370175756 | 0 |
| 81.171.57.13 | 1370175757 | 0 |
| 81.171.57.14 | 1370175758 | 0 |
| 81.171.57.15 | 1370175759 | 0 |
| 81.171.57.16 | 1370175760 | 0 |
| 81.171.57.17 | 1370175761 | 0 |
| 81.171.57.18 | 1370175762 | 0 |
| 81.171.57.19 | 1370175763 | 0 |
| 81.171.57.20 | 1370175764 | 0 |
| 81.171.57.21 | 1370175765 | 0 |
| 81.171.57.22 | 1370175766 | 0 |
| 81.171.57.23 | 1370175767 | 0 |
| 81.171.57.24 | 1370175768 | 0 |
| 81.171.57.25 | 1370175769 | 0 |
| 81.171.57.26 | 1370175770 | 0 |
| 81.171.57.27 | 1370175771 | 0 |
| 81.171.57.28 | 1370175772 | 0 |
| 81.171.57.29 | 1370175773 | 0 |
| 81.171.57.30 | 1370175774 | 0 |
| 81.171.57.31 | 1370175775 | 0 |
| 81.171.57.32 | 1370175776 | 0 |
| 81.171.57.33 | 1370175777 | 0 |
| 81.171.57.34 | 1370175778 | 0 |
| 81.171.57.35 | 1370175779 | 0 |
| 81.171.57.36 | 1370175780 | 0 |
| 81.171.57.37 | 1370175781 | 0 |
| 81.171.57.38 | 1370175782 | 0 |
| 81.171.57.39 | 1370175783 | 0 |
| 81.171.57.40 | 1370175784 | 0 |
| 81.171.57.41 | 1370175785 | 0 |
| 81.171.57.42 | 1370175786 | 0 |
| 81.171.57.43 | 1370175787 | 0 |
| 81.171.57.44 | 1370175788 | 0 |
| 81.171.57.45 | 1370175789 | 0 |
| 81.171.57.46 | 1370175790 | 0 |
| 81.171.57.47 | 1370175791 | 0 |
| 81.171.57.48 | 1370175792 | 0 |
| 81.171.57.49 | 1370175793 | 0 |
| 81.171.57.50 | 1370175794 | 0 |
| 81.171.57.51 | 1370175795 | 0 |
| 81.171.57.52 | 1370175796 | 0 |
| 81.171.57.53 | 1370175797 | 0 |
| 81.171.57.54 | 1370175798 | 0 |
| 81.171.57.55 | 1370175799 | 0 |
| 81.171.57.56 | 1370175800 | 0 |
| 81.171.57.57 | 1370175801 | 0 |
| 81.171.57.58 | 1370175802 | 0 |
| 81.171.57.59 | 1370175803 | 0 |
| 81.171.57.60 | 1370175804 | 0 |
| 81.171.57.61 | 1370175805 | 0 |
| 81.171.57.62 | 1370175806 | 0 |
| 81.171.57.63 | 1370175807 | 0 |
| 81.171.57.64 | 1370175808 | 0 |
| 81.171.57.65 | 1370175809 | 0 |
| 81.171.57.66 | 1370175810 | 0 |
| 81.171.57.67 | 1370175811 | 0 |
| 81.171.57.68 | 1370175812 | 0 |
| 81.171.57.69 | 1370175813 | 0 |
| 81.171.57.70 | 1370175814 | 0 |
| 81.171.57.71 | 1370175815 | 0 |
| 81.171.57.72 | 1370175816 | 0 |
| 81.171.57.73 | 1370175817 | 0 |
| 81.171.57.74 | 1370175818 | 0 |
| 81.171.57.75 | 1370175819 | 0 |
| 81.171.57.76 | 1370175820 | 0 |
| 81.171.57.77 | 1370175821 | 0 |
| 81.171.57.78 | 1370175822 | 0 |
| 81.171.57.79 | 1370175823 | 0 |
| 81.171.57.80 | 1370175824 | 0 |
| 81.171.57.81 | 1370175825 | 0 |
| 81.171.57.82 | 1370175826 | 0 |
| 81.171.57.83 | 1370175827 | 0 |
| 81.171.57.84 | 1370175828 | 0 |
| 81.171.57.85 | 1370175829 | 0 |