The IP address 81.78.103 is provided by UK Backbone Network, it's belong to the CDIR (Classless Inter-Domain Routing) 81.76.0.0/14 (range 81.76.0.0 to 81.79.255.255). The autonomous system number (ASN) is 5388.
| ASN | 5388 |
| IP starting by | 81.76.0.0 |
| IP ending by | 81.79.255.255 |
| ASN Name | UK Backbone Network |
| CDIR | 81.76.0.0/14 |
| Numerical IP | |
| Registry | ripencc |
| Last update | 12/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | GB | United Kingdom | - | Leeds | 51.2468 | 0.6068 | 2017-07-12 |
| MaxMind | GB | United Kingdom | - | - | 51.4964 | -0.1224 | 2017-07-12 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.78.103.0 | 1364092672 | 0 |
| 81.78.103.1 | 1364092673 | 0 |
| 81.78.103.2 | 1364092674 | 0 |
| 81.78.103.3 | 1364092675 | 0 |
| 81.78.103.4 | 1364092676 | 0 |
| 81.78.103.5 | 1364092677 | 0 |
| 81.78.103.6 | 1364092678 | 0 |
| 81.78.103.7 | 1364092679 | 0 |
| 81.78.103.8 | 1364092680 | 0 |
| 81.78.103.9 | 1364092681 | 0 |
| 81.78.103.10 | 1364092682 | 0 |
| 81.78.103.11 | 1364092683 | 0 |
| 81.78.103.12 | 1364092684 | 0 |
| 81.78.103.13 | 1364092685 | 0 |
| 81.78.103.14 | 1364092686 | 0 |
| 81.78.103.15 | 1364092687 | 0 |
| 81.78.103.16 | 1364092688 | 0 |
| 81.78.103.17 | 1364092689 | 0 |
| 81.78.103.18 | 1364092690 | 0 |
| 81.78.103.19 | 1364092691 | 0 |
| 81.78.103.20 | 1364092692 | 0 |
| 81.78.103.21 | 1364092693 | 0 |
| 81.78.103.22 | 1364092694 | 0 |
| 81.78.103.23 | 1364092695 | 0 |
| 81.78.103.24 | 1364092696 | 0 |
| 81.78.103.25 | 1364092697 | 0 |
| 81.78.103.26 | 1364092698 | 0 |
| 81.78.103.27 | 1364092699 | 0 |
| 81.78.103.28 | 1364092700 | 0 |
| 81.78.103.29 | 1364092701 | 0 |
| 81.78.103.30 | 1364092702 | 0 |
| 81.78.103.31 | 1364092703 | 0 |
| 81.78.103.32 | 1364092704 | 0 |
| 81.78.103.33 | 1364092705 | 0 |
| 81.78.103.34 | 1364092706 | 0 |
| 81.78.103.35 | 1364092707 | 0 |
| 81.78.103.36 | 1364092708 | 0 |
| 81.78.103.37 | 1364092709 | 0 |
| 81.78.103.38 | 1364092710 | 0 |
| 81.78.103.39 | 1364092711 | 0 |
| 81.78.103.40 | 1364092712 | 0 |
| 81.78.103.41 | 1364092713 | 0 |
| 81.78.103.42 | 1364092714 | 0 |
| 81.78.103.43 | 1364092715 | 0 |
| 81.78.103.44 | 1364092716 | 0 |
| 81.78.103.45 | 1364092717 | 0 |
| 81.78.103.46 | 1364092718 | 0 |
| 81.78.103.47 | 1364092719 | 0 |
| 81.78.103.48 | 1364092720 | 0 |
| 81.78.103.49 | 1364092721 | 0 |
| 81.78.103.50 | 1364092722 | 0 |
| 81.78.103.51 | 1364092723 | 0 |
| 81.78.103.52 | 1364092724 | 0 |
| 81.78.103.53 | 1364092725 | 0 |
| 81.78.103.54 | 1364092726 | 0 |
| 81.78.103.55 | 1364092727 | 0 |
| 81.78.103.56 | 1364092728 | 0 |
| 81.78.103.57 | 1364092729 | 0 |
| 81.78.103.58 | 1364092730 | 0 |
| 81.78.103.59 | 1364092731 | 0 |
| 81.78.103.60 | 1364092732 | 0 |
| 81.78.103.61 | 1364092733 | 0 |
| 81.78.103.62 | 1364092734 | 0 |
| 81.78.103.63 | 1364092735 | 0 |
| 81.78.103.64 | 1364092736 | 0 |
| 81.78.103.65 | 1364092737 | 0 |
| 81.78.103.66 | 1364092738 | 0 |
| 81.78.103.67 | 1364092739 | 0 |
| 81.78.103.68 | 1364092740 | 0 |
| 81.78.103.69 | 1364092741 | 0 |
| 81.78.103.70 | 1364092742 | 0 |
| 81.78.103.71 | 1364092743 | 0 |
| 81.78.103.72 | 1364092744 | 0 |
| 81.78.103.73 | 1364092745 | 0 |
| 81.78.103.74 | 1364092746 | 0 |
| 81.78.103.75 | 1364092747 | 0 |
| 81.78.103.76 | 1364092748 | 0 |
| 81.78.103.77 | 1364092749 | 0 |
| 81.78.103.78 | 1364092750 | 0 |
| 81.78.103.79 | 1364092751 | 0 |
| 81.78.103.80 | 1364092752 | 0 |
| 81.78.103.81 | 1364092753 | 0 |
| 81.78.103.82 | 1364092754 | 0 |
| 81.78.103.83 | 1364092755 | 0 |
| 81.78.103.84 | 1364092756 | 0 |
| 81.78.103.85 | 1364092757 | 0 |