The IP address 81.153.11 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 | 03/08/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | GB | United Kingdom | - | Tresmeer | 50.6596 | -4.5011 | 2017-08-02 |
| MaxMind | GB | United Kingdom | - | Padstow | 50.5278 | -4.9517 | 2017-08-02 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.153.11.0 | 1368984320 | 0 |
| 81.153.11.1 | 1368984321 | 0 |
| 81.153.11.2 | 1368984322 | 0 |
| 81.153.11.3 | 1368984323 | 0 |
| 81.153.11.4 | 1368984324 | 0 |
| 81.153.11.5 | 1368984325 | 0 |
| 81.153.11.6 | 1368984326 | 0 |
| 81.153.11.7 | 1368984327 | 0 |
| 81.153.11.8 | 1368984328 | 0 |
| 81.153.11.9 | 1368984329 | 0 |
| 81.153.11.10 | 1368984330 | 0 |
| 81.153.11.11 | 1368984331 | 0 |
| 81.153.11.12 | 1368984332 | 0 |
| 81.153.11.13 | 1368984333 | 0 |
| 81.153.11.14 | 1368984334 | 0 |
| 81.153.11.15 | 1368984335 | 0 |
| 81.153.11.16 | 1368984336 | 0 |
| 81.153.11.17 | 1368984337 | 0 |
| 81.153.11.18 | 1368984338 | 0 |
| 81.153.11.19 | 1368984339 | 0 |
| 81.153.11.20 | 1368984340 | 0 |
| 81.153.11.21 | 1368984341 | 0 |
| 81.153.11.22 | 1368984342 | 0 |
| 81.153.11.23 | 1368984343 | 0 |
| 81.153.11.24 | 1368984344 | 0 |
| 81.153.11.25 | 1368984345 | 0 |
| 81.153.11.26 | 1368984346 | 0 |
| 81.153.11.27 | 1368984347 | 0 |
| 81.153.11.28 | 1368984348 | 0 |
| 81.153.11.29 | 1368984349 | 0 |
| 81.153.11.30 | 1368984350 | 0 |
| 81.153.11.31 | 1368984351 | 0 |
| 81.153.11.32 | 1368984352 | 0 |
| 81.153.11.33 | 1368984353 | 0 |
| 81.153.11.34 | 1368984354 | 0 |
| 81.153.11.35 | 1368984355 | 0 |
| 81.153.11.36 | 1368984356 | 0 |
| 81.153.11.37 | 1368984357 | 0 |
| 81.153.11.38 | 1368984358 | 0 |
| 81.153.11.39 | 1368984359 | 0 |
| 81.153.11.40 | 1368984360 | 0 |
| 81.153.11.41 | 1368984361 | 0 |
| 81.153.11.42 | 1368984362 | 0 |
| 81.153.11.43 | 1368984363 | 0 |
| 81.153.11.44 | 1368984364 | 0 |
| 81.153.11.45 | 1368984365 | 0 |
| 81.153.11.46 | 1368984366 | 0 |
| 81.153.11.47 | 1368984367 | 0 |
| 81.153.11.48 | 1368984368 | 0 |
| 81.153.11.49 | 1368984369 | 0 |
| 81.153.11.50 | 1368984370 | 0 |
| 81.153.11.51 | 1368984371 | 0 |
| 81.153.11.52 | 1368984372 | 0 |
| 81.153.11.53 | 1368984373 | 0 |
| 81.153.11.54 | 1368984374 | 0 |
| 81.153.11.55 | 1368984375 | 0 |
| 81.153.11.56 | 1368984376 | 0 |
| 81.153.11.57 | 1368984377 | 0 |
| 81.153.11.58 | 1368984378 | 0 |
| 81.153.11.59 | 1368984379 | 0 |
| 81.153.11.60 | 1368984380 | 0 |
| 81.153.11.61 | 1368984381 | 0 |
| 81.153.11.62 | 1368984382 | 0 |
| 81.153.11.63 | 1368984383 | 0 |
| 81.153.11.64 | 1368984384 | 0 |
| 81.153.11.65 | 1368984385 | 0 |
| 81.153.11.66 | 1368984386 | 0 |
| 81.153.11.67 | 1368984387 | 0 |
| 81.153.11.68 | 1368984388 | 0 |
| 81.153.11.69 | 1368984389 | 0 |
| 81.153.11.70 | 1368984390 | 0 |
| 81.153.11.71 | 1368984391 | 0 |
| 81.153.11.72 | 1368984392 | 0 |
| 81.153.11.73 | 1368984393 | 0 |
| 81.153.11.74 | 1368984394 | 0 |
| 81.153.11.75 | 1368984395 | 0 |
| 81.153.11.76 | 1368984396 | 0 |
| 81.153.11.77 | 1368984397 | 0 |
| 81.153.11.78 | 1368984398 | 0 |
| 81.153.11.79 | 1368984399 | 0 |
| 81.153.11.80 | 1368984400 | 0 |
| 81.153.11.81 | 1368984401 | 0 |
| 81.153.11.82 | 1368984402 | 0 |
| 81.153.11.83 | 1368984403 | 0 |
| 81.153.11.84 | 1368984404 | 0 |
| 81.153.11.85 | 1368984405 | 0 |