The IP address 81.136.45 is provided by BTnet UK Regional network, it's belong to the CDIR (Classless Inter-Domain Routing) 81.128.0.0/11 (range 81.128.0.0 to 81.159.255.255). The autonomous system number (ASN) is 2856.
| ASN | 2856 |
| IP starting by | 81.128.0.0 |
| IP ending by | 81.159.255.255 |
| ASN Name | BTnet UK Regional network |
| CDIR | 81.128.0.0/11 |
| Numerical IP | |
| Registry | ripencc |
| Last update | 05/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | GB | United Kingdom | - | Dundee | 56.5 | -2.9667 | 2017-07-05 |
| MaxMind | GB | United Kingdom | - | Worksop | 53.3786 | -1.0625 | 2017-07-05 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.136.45.0 | 1367878912 | 0 |
| 81.136.45.1 | 1367878913 | 0 |
| 81.136.45.2 | 1367878914 | 0 |
| 81.136.45.3 | 1367878915 | 0 |
| 81.136.45.4 | 1367878916 | 0 |
| 81.136.45.5 | 1367878917 | 0 |
| 81.136.45.6 | 1367878918 | 0 |
| 81.136.45.7 | 1367878919 | 0 |
| 81.136.45.8 | 1367878920 | 0 |
| 81.136.45.9 | 1367878921 | 0 |
| 81.136.45.10 | 1367878922 | 0 |
| 81.136.45.11 | 1367878923 | 0 |
| 81.136.45.12 | 1367878924 | 0 |
| 81.136.45.13 | 1367878925 | 0 |
| 81.136.45.14 | 1367878926 | 0 |
| 81.136.45.15 | 1367878927 | 0 |
| 81.136.45.16 | 1367878928 | 0 |
| 81.136.45.17 | 1367878929 | 0 |
| 81.136.45.18 | 1367878930 | 0 |
| 81.136.45.19 | 1367878931 | 0 |
| 81.136.45.20 | 1367878932 | 0 |
| 81.136.45.21 | 1367878933 | 0 |
| 81.136.45.22 | 1367878934 | 0 |
| 81.136.45.23 | 1367878935 | 0 |
| 81.136.45.24 | 1367878936 | 0 |
| 81.136.45.25 | 1367878937 | 0 |
| 81.136.45.26 | 1367878938 | 0 |
| 81.136.45.27 | 1367878939 | 0 |
| 81.136.45.28 | 1367878940 | 0 |
| 81.136.45.29 | 1367878941 | 0 |
| 81.136.45.30 | 1367878942 | 0 |
| 81.136.45.31 | 1367878943 | 0 |
| 81.136.45.32 | 1367878944 | 0 |
| 81.136.45.33 | 1367878945 | 0 |
| 81.136.45.34 | 1367878946 | 0 |
| 81.136.45.35 | 1367878947 | 0 |
| 81.136.45.36 | 1367878948 | 0 |
| 81.136.45.37 | 1367878949 | 0 |
| 81.136.45.38 | 1367878950 | 0 |
| 81.136.45.39 | 1367878951 | 0 |
| 81.136.45.40 | 1367878952 | 0 |
| 81.136.45.41 | 1367878953 | 0 |
| 81.136.45.42 | 1367878954 | 0 |
| 81.136.45.43 | 1367878955 | 0 |
| 81.136.45.44 | 1367878956 | 0 |
| 81.136.45.45 | 1367878957 | 0 |
| 81.136.45.46 | 1367878958 | 0 |
| 81.136.45.47 | 1367878959 | 0 |
| 81.136.45.48 | 1367878960 | 0 |
| 81.136.45.49 | 1367878961 | 0 |
| 81.136.45.50 | 1367878962 | 0 |
| 81.136.45.51 | 1367878963 | 0 |
| 81.136.45.52 | 1367878964 | 0 |
| 81.136.45.53 | 1367878965 | 0 |
| 81.136.45.54 | 1367878966 | 0 |
| 81.136.45.55 | 1367878967 | 0 |
| 81.136.45.56 | 1367878968 | 0 |
| 81.136.45.57 | 1367878969 | 0 |
| 81.136.45.58 | 1367878970 | 0 |
| 81.136.45.59 | 1367878971 | 0 |
| 81.136.45.60 | 1367878972 | 0 |
| 81.136.45.61 | 1367878973 | 0 |
| 81.136.45.62 | 1367878974 | 0 |
| 81.136.45.63 | 1367878975 | 0 |
| 81.136.45.64 | 1367878976 | 0 |
| 81.136.45.65 | 1367878977 | 0 |
| 81.136.45.66 | 1367878978 | 0 |
| 81.136.45.67 | 1367878979 | 0 |
| 81.136.45.68 | 1367878980 | 0 |
| 81.136.45.69 | 1367878981 | 0 |
| 81.136.45.70 | 1367878982 | 0 |
| 81.136.45.71 | 1367878983 | 0 |
| 81.136.45.72 | 1367878984 | 0 |
| 81.136.45.73 | 1367878985 | 0 |
| 81.136.45.74 | 1367878986 | 0 |
| 81.136.45.75 | 1367878987 | 0 |
| 81.136.45.76 | 1367878988 | 0 |
| 81.136.45.77 | 1367878989 | 0 |
| 81.136.45.78 | 1367878990 | 0 |
| 81.136.45.79 | 1367878991 | 0 |
| 81.136.45.80 | 1367878992 | 0 |
| 81.136.45.81 | 1367878993 | 0 |
| 81.136.45.82 | 1367878994 | 0 |
| 81.136.45.83 | 1367878995 | 0 |
| 81.136.45.84 | 1367878996 | 0 |
| 81.136.45.85 | 1367878997 | 0 |