The IP address 39.16.21 is provided by Korea Telecom, it's belong to the CDIR (Classless Inter-Domain Routing) 39.16.0.0/13 (range 39.16.0.0 to 39.23.255.255). The autonomous system number (ASN) is 4766.
| ASN | 4766 |
| IP starting by | 39.16.0.0 |
| IP ending by | 39.23.255.255 |
| ASN Name | Korea Telecom |
| CDIR | 39.16.0.0/13 |
| Numerical IP | |
| Registry | apnic |
| Last update | 07/08/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Seoul | 37.5683 | 126.9778 | 2017-09-16 |
| MaxMind | KR | South Korea | - | - | 37.5112 | 126.9741 | 2017-09-16 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 39.16.21.0 | 655365376 | 0 |
| 39.16.21.1 | 655365377 | 0 |
| 39.16.21.2 | 655365378 | 0 |
| 39.16.21.3 | 655365379 | 0 |
| 39.16.21.4 | 655365380 | 0 |
| 39.16.21.5 | 655365381 | 0 |
| 39.16.21.6 | 655365382 | 0 |
| 39.16.21.7 | 655365383 | 0 |
| 39.16.21.8 | 655365384 | 0 |
| 39.16.21.9 | 655365385 | 0 |
| 39.16.21.10 | 655365386 | 0 |
| 39.16.21.11 | 655365387 | 0 |
| 39.16.21.12 | 655365388 | 0 |
| 39.16.21.13 | 655365389 | 0 |
| 39.16.21.14 | 655365390 | 0 |
| 39.16.21.15 | 655365391 | 0 |
| 39.16.21.16 | 655365392 | 0 |
| 39.16.21.17 | 655365393 | 0 |
| 39.16.21.18 | 655365394 | 0 |
| 39.16.21.19 | 655365395 | 0 |
| 39.16.21.20 | 655365396 | 0 |
| 39.16.21.21 | 655365397 | 0 |
| 39.16.21.22 | 655365398 | 0 |
| 39.16.21.23 | 655365399 | 0 |
| 39.16.21.24 | 655365400 | 0 |
| 39.16.21.25 | 655365401 | 0 |
| 39.16.21.26 | 655365402 | 0 |
| 39.16.21.27 | 655365403 | 0 |
| 39.16.21.28 | 655365404 | 0 |
| 39.16.21.29 | 655365405 | 0 |
| 39.16.21.30 | 655365406 | 0 |
| 39.16.21.31 | 655365407 | 0 |
| 39.16.21.32 | 655365408 | 0 |
| 39.16.21.33 | 655365409 | 0 |
| 39.16.21.34 | 655365410 | 0 |
| 39.16.21.35 | 655365411 | 0 |
| 39.16.21.36 | 655365412 | 0 |
| 39.16.21.37 | 655365413 | 0 |
| 39.16.21.38 | 655365414 | 0 |
| 39.16.21.39 | 655365415 | 0 |
| 39.16.21.40 | 655365416 | 0 |
| 39.16.21.41 | 655365417 | 0 |
| 39.16.21.42 | 655365418 | 0 |
| 39.16.21.43 | 655365419 | 0 |
| 39.16.21.44 | 655365420 | 0 |
| 39.16.21.45 | 655365421 | 0 |
| 39.16.21.46 | 655365422 | 0 |
| 39.16.21.47 | 655365423 | 0 |
| 39.16.21.48 | 655365424 | 0 |
| 39.16.21.49 | 655365425 | 0 |
| 39.16.21.50 | 655365426 | 0 |
| 39.16.21.51 | 655365427 | 0 |
| 39.16.21.52 | 655365428 | 0 |
| 39.16.21.53 | 655365429 | 0 |
| 39.16.21.54 | 655365430 | 0 |
| 39.16.21.55 | 655365431 | 0 |
| 39.16.21.56 | 655365432 | 0 |
| 39.16.21.57 | 655365433 | 0 |
| 39.16.21.58 | 655365434 | 0 |
| 39.16.21.59 | 655365435 | 0 |
| 39.16.21.60 | 655365436 | 0 |
| 39.16.21.61 | 655365437 | 0 |
| 39.16.21.62 | 655365438 | 0 |
| 39.16.21.63 | 655365439 | 0 |
| 39.16.21.64 | 655365440 | 0 |
| 39.16.21.65 | 655365441 | 0 |
| 39.16.21.66 | 655365442 | 0 |
| 39.16.21.67 | 655365443 | 0 |
| 39.16.21.68 | 655365444 | 0 |
| 39.16.21.69 | 655365445 | 0 |
| 39.16.21.70 | 655365446 | 0 |
| 39.16.21.71 | 655365447 | 0 |
| 39.16.21.72 | 655365448 | 0 |
| 39.16.21.73 | 655365449 | 0 |
| 39.16.21.74 | 655365450 | 0 |
| 39.16.21.75 | 655365451 | 0 |
| 39.16.21.76 | 655365452 | 0 |
| 39.16.21.77 | 655365453 | 0 |
| 39.16.21.78 | 655365454 | 0 |
| 39.16.21.79 | 655365455 | 0 |
| 39.16.21.80 | 655365456 | 0 |
| 39.16.21.81 | 655365457 | 0 |
| 39.16.21.82 | 655365458 | 0 |
| 39.16.21.83 | 655365459 | 0 |
| 39.16.21.84 | 655365460 | 0 |
| 39.16.21.85 | 655365461 | 0 |