The IP address 121.4.239 is provided by China Networks Inter-Exchange, it's belong to the CDIR (Classless Inter-Domain Routing) 121.4.0.0/16 (range 121.4.0.0 to 121.4.255.255). The autonomous system number (ASN) is 4847.
| ASN | 4847 |
| IP starting by | 121.4.0.0 |
| IP ending by | 121.4.255.255 |
| ASN Name | China Networks Inter-Exchange |
| CDIR | 121.4.0.0/16 |
| Numerical IP | |
| Registry | apnic |
| Last update | 01/08/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | CN | China | - | Changchun | 43.88 | 125.3228 | 2018-07-31 |
| MaxMind | SG | Singapore | - | Singapore | 1.2855 | 103.8565 | 2018-07-31 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.4.239.0 | 2030366464 | 0 |
| 121.4.239.1 | 2030366465 | 0 |
| 121.4.239.2 | 2030366466 | 0 |
| 121.4.239.3 | 2030366467 | 0 |
| 121.4.239.4 | 2030366468 | 0 |
| 121.4.239.5 | 2030366469 | 0 |
| 121.4.239.6 | 2030366470 | 0 |
| 121.4.239.7 | 2030366471 | 0 |
| 121.4.239.8 | 2030366472 | 0 |
| 121.4.239.9 | 2030366473 | 0 |
| 121.4.239.10 | 2030366474 | 0 |
| 121.4.239.11 | 2030366475 | 0 |
| 121.4.239.12 | 2030366476 | 0 |
| 121.4.239.13 | 2030366477 | 0 |
| 121.4.239.14 | 2030366478 | 0 |
| 121.4.239.15 | 2030366479 | 0 |
| 121.4.239.16 | 2030366480 | 0 |
| 121.4.239.17 | 2030366481 | 0 |
| 121.4.239.18 | 2030366482 | 0 |
| 121.4.239.19 | 2030366483 | 0 |
| 121.4.239.20 | 2030366484 | 0 |
| 121.4.239.21 | 2030366485 | 0 |
| 121.4.239.22 | 2030366486 | 0 |
| 121.4.239.23 | 2030366487 | 0 |
| 121.4.239.24 | 2030366488 | 0 |
| 121.4.239.25 | 2030366489 | 0 |
| 121.4.239.26 | 2030366490 | 0 |
| 121.4.239.27 | 2030366491 | 0 |
| 121.4.239.28 | 2030366492 | 0 |
| 121.4.239.29 | 2030366493 | 0 |
| 121.4.239.30 | 2030366494 | 0 |
| 121.4.239.31 | 2030366495 | 0 |
| 121.4.239.32 | 2030366496 | 0 |
| 121.4.239.33 | 2030366497 | 0 |
| 121.4.239.34 | 2030366498 | 0 |
| 121.4.239.35 | 2030366499 | 0 |
| 121.4.239.36 | 2030366500 | 0 |
| 121.4.239.37 | 2030366501 | 0 |
| 121.4.239.38 | 2030366502 | 0 |
| 121.4.239.39 | 2030366503 | 0 |
| 121.4.239.40 | 2030366504 | 0 |
| 121.4.239.41 | 2030366505 | 0 |
| 121.4.239.42 | 2030366506 | 0 |
| 121.4.239.43 | 2030366507 | 0 |
| 121.4.239.44 | 2030366508 | 0 |
| 121.4.239.45 | 2030366509 | 0 |
| 121.4.239.46 | 2030366510 | 0 |
| 121.4.239.47 | 2030366511 | 0 |
| 121.4.239.48 | 2030366512 | 0 |
| 121.4.239.49 | 2030366513 | 0 |
| 121.4.239.50 | 2030366514 | 0 |
| 121.4.239.51 | 2030366515 | 0 |
| 121.4.239.52 | 2030366516 | 0 |
| 121.4.239.53 | 2030366517 | 0 |
| 121.4.239.54 | 2030366518 | 0 |
| 121.4.239.55 | 2030366519 | 0 |
| 121.4.239.56 | 2030366520 | 0 |
| 121.4.239.57 | 2030366521 | 0 |
| 121.4.239.58 | 2030366522 | 0 |
| 121.4.239.59 | 2030366523 | 0 |
| 121.4.239.60 | 2030366524 | 0 |
| 121.4.239.61 | 2030366525 | 0 |
| 121.4.239.62 | 2030366526 | 0 |
| 121.4.239.63 | 2030366527 | 0 |
| 121.4.239.64 | 2030366528 | 0 |
| 121.4.239.65 | 2030366529 | 0 |
| 121.4.239.66 | 2030366530 | 0 |
| 121.4.239.67 | 2030366531 | 0 |
| 121.4.239.68 | 2030366532 | 0 |
| 121.4.239.69 | 2030366533 | 0 |
| 121.4.239.70 | 2030366534 | 0 |
| 121.4.239.71 | 2030366535 | 0 |
| 121.4.239.72 | 2030366536 | 0 |
| 121.4.239.73 | 2030366537 | 0 |
| 121.4.239.74 | 2030366538 | 0 |
| 121.4.239.75 | 2030366539 | 0 |
| 121.4.239.76 | 2030366540 | 0 |
| 121.4.239.77 | 2030366541 | 0 |
| 121.4.239.78 | 2030366542 | 0 |
| 121.4.239.79 | 2030366543 | 0 |
| 121.4.239.80 | 2030366544 | 0 |
| 121.4.239.81 | 2030366545 | 0 |
| 121.4.239.82 | 2030366546 | 0 |
| 121.4.239.83 | 2030366547 | 0 |
| 121.4.239.84 | 2030366548 | 0 |
| 121.4.239.85 | 2030366549 | 0 |