L'indirizzo IP 81.77.159 è fornito da UK Backbone Network, che è di proprietà del CIDR (Classless Inter-Domain Routing) 81.76.192.0/20, IP tra 81.76.192.0 a 81.76.207.255 ). Il numero di sistema autonomo (ASN) è 5388.
| ASN | 5388 |
| IP inizia con | 81.76.192.0 |
| IP finale con | 81.76.207.255 |
| ASN Nome | UK Backbone Network |
| CDIR | 81.76.192.0/20 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 04/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | GB | United Kingdom | - | Clay Cross | 53,1667 | -1,4125 | 2017-07-04 |
| MaxMind | GB | United Kingdom | - | - | 51,4964 | -0,1224 | 2017-07-04 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.77.159.0 | 1364041472 | 0 |
| 81.77.159.1 | 1364041473 | 0 |
| 81.77.159.2 | 1364041474 | 0 |
| 81.77.159.3 | 1364041475 | 0 |
| 81.77.159.4 | 1364041476 | 0 |
| 81.77.159.5 | 1364041477 | 0 |
| 81.77.159.6 | 1364041478 | 0 |
| 81.77.159.7 | 1364041479 | 0 |
| 81.77.159.8 | 1364041480 | 0 |
| 81.77.159.9 | 1364041481 | 0 |
| 81.77.159.10 | 1364041482 | 0 |
| 81.77.159.11 | 1364041483 | 0 |
| 81.77.159.12 | 1364041484 | 0 |
| 81.77.159.13 | 1364041485 | 0 |
| 81.77.159.14 | 1364041486 | 0 |
| 81.77.159.15 | 1364041487 | 0 |
| 81.77.159.16 | 1364041488 | 0 |
| 81.77.159.17 | 1364041489 | 0 |
| 81.77.159.18 | 1364041490 | 0 |
| 81.77.159.19 | 1364041491 | 0 |
| 81.77.159.20 | 1364041492 | 0 |
| 81.77.159.21 | 1364041493 | 0 |
| 81.77.159.22 | 1364041494 | 0 |
| 81.77.159.23 | 1364041495 | 0 |
| 81.77.159.24 | 1364041496 | 0 |
| 81.77.159.25 | 1364041497 | 0 |
| 81.77.159.26 | 1364041498 | 0 |
| 81.77.159.27 | 1364041499 | 0 |
| 81.77.159.28 | 1364041500 | 0 |
| 81.77.159.29 | 1364041501 | 0 |
| 81.77.159.30 | 1364041502 | 0 |
| 81.77.159.31 | 1364041503 | 0 |
| 81.77.159.32 | 1364041504 | 0 |
| 81.77.159.33 | 1364041505 | 0 |
| 81.77.159.34 | 1364041506 | 0 |
| 81.77.159.35 | 1364041507 | 0 |
| 81.77.159.36 | 1364041508 | 0 |
| 81.77.159.37 | 1364041509 | 0 |
| 81.77.159.38 | 1364041510 | 0 |
| 81.77.159.39 | 1364041511 | 0 |
| 81.77.159.40 | 1364041512 | 0 |
| 81.77.159.41 | 1364041513 | 0 |
| 81.77.159.42 | 1364041514 | 0 |
| 81.77.159.43 | 1364041515 | 0 |
| 81.77.159.44 | 1364041516 | 0 |
| 81.77.159.45 | 1364041517 | 0 |
| 81.77.159.46 | 1364041518 | 0 |
| 81.77.159.47 | 1364041519 | 0 |
| 81.77.159.48 | 1364041520 | 0 |
| 81.77.159.49 | 1364041521 | 0 |
| 81.77.159.50 | 1364041522 | 0 |
| 81.77.159.51 | 1364041523 | 0 |
| 81.77.159.52 | 1364041524 | 0 |
| 81.77.159.53 | 1364041525 | 0 |
| 81.77.159.54 | 1364041526 | 0 |
| 81.77.159.55 | 1364041527 | 0 |
| 81.77.159.56 | 1364041528 | 0 |
| 81.77.159.57 | 1364041529 | 0 |
| 81.77.159.58 | 1364041530 | 0 |
| 81.77.159.59 | 1364041531 | 0 |
| 81.77.159.60 | 1364041532 | 0 |
| 81.77.159.61 | 1364041533 | 0 |
| 81.77.159.62 | 1364041534 | 0 |
| 81.77.159.63 | 1364041535 | 0 |
| 81.77.159.64 | 1364041536 | 0 |
| 81.77.159.65 | 1364041537 | 0 |
| 81.77.159.66 | 1364041538 | 0 |
| 81.77.159.67 | 1364041539 | 0 |
| 81.77.159.68 | 1364041540 | 0 |
| 81.77.159.69 | 1364041541 | 0 |
| 81.77.159.70 | 1364041542 | 0 |
| 81.77.159.71 | 1364041543 | 0 |
| 81.77.159.72 | 1364041544 | 0 |
| 81.77.159.73 | 1364041545 | 0 |
| 81.77.159.74 | 1364041546 | 0 |
| 81.77.159.75 | 1364041547 | 0 |
| 81.77.159.76 | 1364041548 | 0 |
| 81.77.159.77 | 1364041549 | 0 |
| 81.77.159.78 | 1364041550 | 0 |
| 81.77.159.79 | 1364041551 | 0 |
| 81.77.159.80 | 1364041552 | 0 |
| 81.77.159.81 | 1364041553 | 0 |
| 81.77.159.82 | 1364041554 | 0 |
| 81.77.159.83 | 1364041555 | 0 |
| 81.77.159.84 | 1364041556 | 0 |
| 81.77.159.85 | 1364041557 | 0 |