Les adresses IP débutant par 128.243.2 sont fournies par JISC Services Limited, elles appartiennent au CIDR (Classless Inter-Domain Routing) 128.243.0.0/16, le bloc IP comprant les adresses de 128.243.0.0 à 128.243.255.255). Le numéro de système autonome (ASN) est 786.
| ASN | 786 |
| IP commençant par | 128.243.0.0 |
| IP se terminant par | 128.243.255.255 |
| Nom ASN | JISC Services Limited |
| CDIR | 128.243.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 28/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Basford | 52,9667 | -1,1833 | 2017-07-28 |
| MaxMind | GB | Royaume-Uni | - | Nottingham | 52,9667 | -1,1667 | 2017-07-28 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.243.2.0 | 2163409408 | 0 |
| 128.243.2.1 | 2163409409 | 0 |
| 128.243.2.2 | 2163409410 | 0 |
| 128.243.2.3 | 2163409411 | 0 |
| 128.243.2.4 | 2163409412 | 0 |
| 128.243.2.5 | 2163409413 | 0 |
| 128.243.2.6 | 2163409414 | 0 |
| 128.243.2.7 | 2163409415 | 0 |
| 128.243.2.8 | 2163409416 | 0 |
| 128.243.2.9 | 2163409417 | 0 |
| 128.243.2.10 | 2163409418 | 0 |
| 128.243.2.11 | 2163409419 | 0 |
| 128.243.2.12 | 2163409420 | 0 |
| 128.243.2.13 | 2163409421 | 0 |
| 128.243.2.14 | 2163409422 | 0 |
| 128.243.2.15 | 2163409423 | 0 |
| 128.243.2.16 | 2163409424 | 0 |
| 128.243.2.17 | 2163409425 | 0 |
| 128.243.2.18 | 2163409426 | 0 |
| 128.243.2.19 | 2163409427 | 0 |
| 128.243.2.20 | 2163409428 | 0 |
| 128.243.2.21 | 2163409429 | 0 |
| 128.243.2.22 | 2163409430 | 0 |
| 128.243.2.23 | 2163409431 | 0 |
| 128.243.2.24 | 2163409432 | 0 |
| 128.243.2.25 | 2163409433 | 0 |
| 128.243.2.26 | 2163409434 | 0 |
| 128.243.2.27 | 2163409435 | 0 |
| 128.243.2.28 | 2163409436 | 0 |
| 128.243.2.29 | 2163409437 | 0 |
| 128.243.2.30 | 2163409438 | 0 |
| 128.243.2.31 | 2163409439 | 0 |
| 128.243.2.32 | 2163409440 | 0 |
| 128.243.2.33 | 2163409441 | 0 |
| 128.243.2.34 | 2163409442 | 0 |
| 128.243.2.35 | 2163409443 | 0 |
| 128.243.2.36 | 2163409444 | 0 |
| 128.243.2.37 | 2163409445 | 0 |
| 128.243.2.38 | 2163409446 | 0 |
| 128.243.2.39 | 2163409447 | 0 |
| 128.243.2.40 | 2163409448 | 0 |
| 128.243.2.41 | 2163409449 | 0 |
| 128.243.2.42 | 2163409450 | 0 |
| 128.243.2.43 | 2163409451 | 0 |
| 128.243.2.44 | 2163409452 | 0 |
| 128.243.2.45 | 2163409453 | 0 |
| 128.243.2.46 | 2163409454 | 0 |
| 128.243.2.47 | 2163409455 | 0 |
| 128.243.2.48 | 2163409456 | 0 |
| 128.243.2.49 | 2163409457 | 0 |
| 128.243.2.50 | 2163409458 | 0 |
| 128.243.2.51 | 2163409459 | 0 |
| 128.243.2.52 | 2163409460 | 0 |
| 128.243.2.53 | 2163409461 | 0 |
| 128.243.2.54 | 2163409462 | 0 |
| 128.243.2.55 | 2163409463 | 0 |
| 128.243.2.56 | 2163409464 | 0 |
| 128.243.2.57 | 2163409465 | 0 |
| 128.243.2.58 | 2163409466 | 0 |
| 128.243.2.59 | 2163409467 | 0 |
| 128.243.2.60 | 2163409468 | 0 |
| 128.243.2.61 | 2163409469 | 0 |
| 128.243.2.62 | 2163409470 | 0 |
| 128.243.2.63 | 2163409471 | 0 |
| 128.243.2.64 | 2163409472 | 0 |
| 128.243.2.65 | 2163409473 | 0 |
| 128.243.2.66 | 2163409474 | 0 |
| 128.243.2.67 | 2163409475 | 0 |
| 128.243.2.68 | 2163409476 | 0 |
| 128.243.2.69 | 2163409477 | 0 |
| 128.243.2.70 | 2163409478 | 0 |
| 128.243.2.71 | 2163409479 | 0 |
| 128.243.2.72 | 2163409480 | 0 |
| 128.243.2.73 | 2163409481 | 0 |
| 128.243.2.74 | 2163409482 | 0 |
| 128.243.2.75 | 2163409483 | 0 |
| 128.243.2.76 | 2163409484 | 0 |
| 128.243.2.77 | 2163409485 | 0 |
| 128.243.2.78 | 2163409486 | 0 |
| 128.243.2.79 | 2163409487 | 0 |
| 128.243.2.80 | 2163409488 | 0 |
| 128.243.2.81 | 2163409489 | 0 |
| 128.243.2.82 | 2163409490 | 0 |
| 128.243.2.83 | 2163409491 | 0 |
| 128.243.2.84 | 2163409492 | 0 |
| 128.243.2.85 | 2163409493 | 0 |