Les adresses IP débutant par 81.157.59 sont fournies par BTnet UK Regional network, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.128.0.0/11, le bloc IP comprant les adresses de 81.128.0.0 à 81.159.255.255). Le numéro de système autonome (ASN) est 2856.
| ASN | 2856 |
| IP commençant par | 81.128.0.0 |
| IP se terminant par | 81.159.255.255 |
| Nom ASN | BTnet UK Regional network |
| CDIR | 81.128.0.0/11 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 27/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Boxgrove | 50,8588 | -0,7136 | 2017-07-27 |
| MaxMind | GB | Royaume-Uni | - | Chichester | 50,8309 | -0,8538 | 2017-07-27 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.157.59.0 | 1369258752 | 0 |
| 81.157.59.1 | 1369258753 | 0 |
| 81.157.59.2 | 1369258754 | 0 |
| 81.157.59.3 | 1369258755 | 0 |
| 81.157.59.4 | 1369258756 | 0 |
| 81.157.59.5 | 1369258757 | 0 |
| 81.157.59.6 | 1369258758 | 0 |
| 81.157.59.7 | 1369258759 | 0 |
| 81.157.59.8 | 1369258760 | 0 |
| 81.157.59.9 | 1369258761 | 0 |
| 81.157.59.10 | 1369258762 | 0 |
| 81.157.59.11 | 1369258763 | 0 |
| 81.157.59.12 | 1369258764 | 0 |
| 81.157.59.13 | 1369258765 | 0 |
| 81.157.59.14 | 1369258766 | 0 |
| 81.157.59.15 | 1369258767 | 0 |
| 81.157.59.16 | 1369258768 | 0 |
| 81.157.59.17 | 1369258769 | 0 |
| 81.157.59.18 | 1369258770 | 0 |
| 81.157.59.19 | 1369258771 | 0 |
| 81.157.59.20 | 1369258772 | 0 |
| 81.157.59.21 | 1369258773 | 0 |
| 81.157.59.22 | 1369258774 | 0 |
| 81.157.59.23 | 1369258775 | 0 |
| 81.157.59.24 | 1369258776 | 0 |
| 81.157.59.25 | 1369258777 | 0 |
| 81.157.59.26 | 1369258778 | 0 |
| 81.157.59.27 | 1369258779 | 0 |
| 81.157.59.28 | 1369258780 | 0 |
| 81.157.59.29 | 1369258781 | 0 |
| 81.157.59.30 | 1369258782 | 0 |
| 81.157.59.31 | 1369258783 | 0 |
| 81.157.59.32 | 1369258784 | 0 |
| 81.157.59.33 | 1369258785 | 0 |
| 81.157.59.34 | 1369258786 | 0 |
| 81.157.59.35 | 1369258787 | 0 |
| 81.157.59.36 | 1369258788 | 0 |
| 81.157.59.37 | 1369258789 | 0 |
| 81.157.59.38 | 1369258790 | 0 |
| 81.157.59.39 | 1369258791 | 0 |
| 81.157.59.40 | 1369258792 | 0 |
| 81.157.59.41 | 1369258793 | 0 |
| 81.157.59.42 | 1369258794 | 0 |
| 81.157.59.43 | 1369258795 | 0 |
| 81.157.59.44 | 1369258796 | 0 |
| 81.157.59.45 | 1369258797 | 0 |
| 81.157.59.46 | 1369258798 | 0 |
| 81.157.59.47 | 1369258799 | 0 |
| 81.157.59.48 | 1369258800 | 0 |
| 81.157.59.49 | 1369258801 | 0 |
| 81.157.59.50 | 1369258802 | 0 |
| 81.157.59.51 | 1369258803 | 0 |
| 81.157.59.52 | 1369258804 | 0 |
| 81.157.59.53 | 1369258805 | 0 |
| 81.157.59.54 | 1369258806 | 0 |
| 81.157.59.55 | 1369258807 | 0 |
| 81.157.59.56 | 1369258808 | 0 |
| 81.157.59.57 | 1369258809 | 0 |
| 81.157.59.58 | 1369258810 | 0 |
| 81.157.59.59 | 1369258811 | 0 |
| 81.157.59.60 | 1369258812 | 0 |
| 81.157.59.61 | 1369258813 | 0 |
| 81.157.59.62 | 1369258814 | 0 |
| 81.157.59.63 | 1369258815 | 0 |
| 81.157.59.64 | 1369258816 | 0 |
| 81.157.59.65 | 1369258817 | 0 |
| 81.157.59.66 | 1369258818 | 0 |
| 81.157.59.67 | 1369258819 | 0 |
| 81.157.59.68 | 1369258820 | 0 |
| 81.157.59.69 | 1369258821 | 0 |
| 81.157.59.70 | 1369258822 | 0 |
| 81.157.59.71 | 1369258823 | 0 |
| 81.157.59.72 | 1369258824 | 0 |
| 81.157.59.73 | 1369258825 | 0 |
| 81.157.59.74 | 1369258826 | 0 |
| 81.157.59.75 | 1369258827 | 0 |
| 81.157.59.76 | 1369258828 | 0 |
| 81.157.59.77 | 1369258829 | 0 |
| 81.157.59.78 | 1369258830 | 0 |
| 81.157.59.79 | 1369258831 | 0 |
| 81.157.59.80 | 1369258832 | 0 |
| 81.157.59.81 | 1369258833 | 0 |
| 81.157.59.82 | 1369258834 | 0 |
| 81.157.59.83 | 1369258835 | 0 |
| 81.157.59.84 | 1369258836 | 0 |
| 81.157.59.85 | 1369258837 | 0 |