The IP address 39.21.77 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 | 07/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Seoul | 37.5683 | 126.9778 | 2017-07-06 |
| MaxMind | KR | South Korea | - | - | 37.5112 | 126.9741 | 2017-07-06 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 39.21.77.0 | 655707392 | 0 |
| 39.21.77.1 | 655707393 | 0 |
| 39.21.77.2 | 655707394 | 0 |
| 39.21.77.3 | 655707395 | 0 |
| 39.21.77.4 | 655707396 | 0 |
| 39.21.77.5 | 655707397 | 0 |
| 39.21.77.6 | 655707398 | 0 |
| 39.21.77.7 | 655707399 | 0 |
| 39.21.77.8 | 655707400 | 0 |
| 39.21.77.9 | 655707401 | 0 |
| 39.21.77.10 | 655707402 | 0 |
| 39.21.77.11 | 655707403 | 0 |
| 39.21.77.12 | 655707404 | 0 |
| 39.21.77.13 | 655707405 | 0 |
| 39.21.77.14 | 655707406 | 0 |
| 39.21.77.15 | 655707407 | 0 |
| 39.21.77.16 | 655707408 | 0 |
| 39.21.77.17 | 655707409 | 0 |
| 39.21.77.18 | 655707410 | 0 |
| 39.21.77.19 | 655707411 | 0 |
| 39.21.77.20 | 655707412 | 0 |
| 39.21.77.21 | 655707413 | 0 |
| 39.21.77.22 | 655707414 | 0 |
| 39.21.77.23 | 655707415 | 0 |
| 39.21.77.24 | 655707416 | 0 |
| 39.21.77.25 | 655707417 | 0 |
| 39.21.77.26 | 655707418 | 0 |
| 39.21.77.27 | 655707419 | 0 |
| 39.21.77.28 | 655707420 | 0 |
| 39.21.77.29 | 655707421 | 0 |
| 39.21.77.30 | 655707422 | 0 |
| 39.21.77.31 | 655707423 | 0 |
| 39.21.77.32 | 655707424 | 0 |
| 39.21.77.33 | 655707425 | 0 |
| 39.21.77.34 | 655707426 | 0 |
| 39.21.77.35 | 655707427 | 0 |
| 39.21.77.36 | 655707428 | 0 |
| 39.21.77.37 | 655707429 | 0 |
| 39.21.77.38 | 655707430 | 0 |
| 39.21.77.39 | 655707431 | 0 |
| 39.21.77.40 | 655707432 | 0 |
| 39.21.77.41 | 655707433 | 0 |
| 39.21.77.42 | 655707434 | 0 |
| 39.21.77.43 | 655707435 | 0 |
| 39.21.77.44 | 655707436 | 0 |
| 39.21.77.45 | 655707437 | 0 |
| 39.21.77.46 | 655707438 | 0 |
| 39.21.77.47 | 655707439 | 0 |
| 39.21.77.48 | 655707440 | 0 |
| 39.21.77.49 | 655707441 | 0 |
| 39.21.77.50 | 655707442 | 0 |
| 39.21.77.51 | 655707443 | 0 |
| 39.21.77.52 | 655707444 | 0 |
| 39.21.77.53 | 655707445 | 0 |
| 39.21.77.54 | 655707446 | 0 |
| 39.21.77.55 | 655707447 | 0 |
| 39.21.77.56 | 655707448 | 0 |
| 39.21.77.57 | 655707449 | 0 |
| 39.21.77.58 | 655707450 | 0 |
| 39.21.77.59 | 655707451 | 0 |
| 39.21.77.60 | 655707452 | 0 |
| 39.21.77.61 | 655707453 | 0 |
| 39.21.77.62 | 655707454 | 0 |
| 39.21.77.63 | 655707455 | 0 |
| 39.21.77.64 | 655707456 | 0 |
| 39.21.77.65 | 655707457 | 0 |
| 39.21.77.66 | 655707458 | 0 |
| 39.21.77.67 | 655707459 | 0 |
| 39.21.77.68 | 655707460 | 0 |
| 39.21.77.69 | 655707461 | 0 |
| 39.21.77.70 | 655707462 | 0 |
| 39.21.77.71 | 655707463 | 0 |
| 39.21.77.72 | 655707464 | 0 |
| 39.21.77.73 | 655707465 | 0 |
| 39.21.77.74 | 655707466 | 0 |
| 39.21.77.75 | 655707467 | 0 |
| 39.21.77.76 | 655707468 | 0 |
| 39.21.77.77 | 655707469 | 0 |
| 39.21.77.78 | 655707470 | 0 |
| 39.21.77.79 | 655707471 | 0 |
| 39.21.77.80 | 655707472 | 0 |
| 39.21.77.81 | 655707473 | 0 |
| 39.21.77.82 | 655707474 | 0 |
| 39.21.77.83 | 655707475 | 0 |
| 39.21.77.84 | 655707476 | 0 |
| 39.21.77.85 | 655707477 | 0 |