Les adresses IP débutant par 121.6.125 sont fournies par Singtel Fibre Broadband, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.6.0.0/17, le bloc IP comprant les adresses de 121.6.0.0 à 121.6.127.255). Le numéro de système autonome (ASN) est 9506.
| ASN | 9506 |
| IP commençant par | 121.6.0.0 |
| IP se terminant par | 121.6.127.255 |
| Nom ASN | Singtel Fibre Broadband |
| CDIR | 121.6.0.0/17 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 10/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | SG | Singapour | - | Singapore | 1,2897 | 103,8501 | 2017-08-17 |
| MaxMind | SG | Singapour | - | Singapore | 1,2855 | 103,8565 | 2017-08-17 |
| Whois | SG | - | - | - | 104 | 1 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.6.125.0 | 2030468352 | 0 |
| 121.6.125.1 | 2030468353 | 0 |
| 121.6.125.2 | 2030468354 | 0 |
| 121.6.125.3 | 2030468355 | 0 |
| 121.6.125.4 | 2030468356 | 0 |
| 121.6.125.5 | 2030468357 | 0 |
| 121.6.125.6 | 2030468358 | 0 |
| 121.6.125.7 | 2030468359 | 0 |
| 121.6.125.8 | 2030468360 | 0 |
| 121.6.125.9 | 2030468361 | 0 |
| 121.6.125.10 | 2030468362 | 0 |
| 121.6.125.11 | 2030468363 | 0 |
| 121.6.125.12 | 2030468364 | 0 |
| 121.6.125.13 | 2030468365 | 0 |
| 121.6.125.14 | 2030468366 | 0 |
| 121.6.125.15 | 2030468367 | 0 |
| 121.6.125.16 | 2030468368 | 0 |
| 121.6.125.17 | 2030468369 | 0 |
| 121.6.125.18 | 2030468370 | 0 |
| 121.6.125.19 | 2030468371 | 0 |
| 121.6.125.20 | 2030468372 | 0 |
| 121.6.125.21 | 2030468373 | 0 |
| 121.6.125.22 | 2030468374 | 0 |
| 121.6.125.23 | 2030468375 | 0 |
| 121.6.125.24 | 2030468376 | 0 |
| 121.6.125.25 | 2030468377 | 0 |
| 121.6.125.26 | 2030468378 | 0 |
| 121.6.125.27 | 2030468379 | 0 |
| 121.6.125.28 | 2030468380 | 0 |
| 121.6.125.29 | 2030468381 | 0 |
| 121.6.125.30 | 2030468382 | 0 |
| 121.6.125.31 | 2030468383 | 0 |
| 121.6.125.32 | 2030468384 | 0 |
| 121.6.125.33 | 2030468385 | 0 |
| 121.6.125.34 | 2030468386 | 0 |
| 121.6.125.35 | 2030468387 | 0 |
| 121.6.125.36 | 2030468388 | 0 |
| 121.6.125.37 | 2030468389 | 0 |
| 121.6.125.38 | 2030468390 | 0 |
| 121.6.125.39 | 2030468391 | 0 |
| 121.6.125.40 | 2030468392 | 0 |
| 121.6.125.41 | 2030468393 | 0 |
| 121.6.125.42 | 2030468394 | 0 |
| 121.6.125.43 | 2030468395 | 0 |
| 121.6.125.44 | 2030468396 | 0 |
| 121.6.125.45 | 2030468397 | 0 |
| 121.6.125.46 | 2030468398 | 0 |
| 121.6.125.47 | 2030468399 | 0 |
| 121.6.125.48 | 2030468400 | 0 |
| 121.6.125.49 | 2030468401 | 0 |
| 121.6.125.50 | 2030468402 | 0 |
| 121.6.125.51 | 2030468403 | 0 |
| 121.6.125.52 | 2030468404 | 0 |
| 121.6.125.53 | 2030468405 | 0 |
| 121.6.125.54 | 2030468406 | 0 |
| 121.6.125.55 | 2030468407 | 0 |
| 121.6.125.56 | 2030468408 | 0 |
| 121.6.125.57 | 2030468409 | 0 |
| 121.6.125.58 | 2030468410 | 0 |
| 121.6.125.59 | 2030468411 | 0 |
| 121.6.125.60 | 2030468412 | 0 |
| 121.6.125.61 | 2030468413 | 0 |
| 121.6.125.62 | 2030468414 | 0 |
| 121.6.125.63 | 2030468415 | 0 |
| 121.6.125.64 | 2030468416 | 0 |
| 121.6.125.65 | 2030468417 | 0 |
| 121.6.125.66 | 2030468418 | 0 |
| 121.6.125.67 | 2030468419 | 0 |
| 121.6.125.68 | 2030468420 | 0 |
| 121.6.125.69 | 2030468421 | 0 |
| 121.6.125.70 | 2030468422 | 0 |
| 121.6.125.71 | 2030468423 | 0 |
| 121.6.125.72 | 2030468424 | 0 |
| 121.6.125.73 | 2030468425 | 0 |
| 121.6.125.74 | 2030468426 | 0 |
| 121.6.125.75 | 2030468427 | 0 |
| 121.6.125.76 | 2030468428 | 0 |
| 121.6.125.77 | 2030468429 | 0 |
| 121.6.125.78 | 2030468430 | 0 |
| 121.6.125.79 | 2030468431 | 0 |
| 121.6.125.80 | 2030468432 | 0 |
| 121.6.125.81 | 2030468433 | 0 |
| 121.6.125.82 | 2030468434 | 0 |
| 121.6.125.83 | 2030468435 | 0 |
| 121.6.125.84 | 2030468436 | 0 |
| 121.6.125.85 | 2030468437 | 0 |