The IP address 21.85.52 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 03/08/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Houston | 29.7633 | -95.3633 | 2019-08-03 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2019-08-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.85.52.0 | 357905408 | 0 |
| 21.85.52.1 | 357905409 | 0 |
| 21.85.52.2 | 357905410 | 0 |
| 21.85.52.3 | 357905411 | 0 |
| 21.85.52.4 | 357905412 | 0 |
| 21.85.52.5 | 357905413 | 0 |
| 21.85.52.6 | 357905414 | 0 |
| 21.85.52.7 | 357905415 | 0 |
| 21.85.52.8 | 357905416 | 0 |
| 21.85.52.9 | 357905417 | 0 |
| 21.85.52.10 | 357905418 | 0 |
| 21.85.52.11 | 357905419 | 0 |
| 21.85.52.12 | 357905420 | 0 |
| 21.85.52.13 | 357905421 | 0 |
| 21.85.52.14 | 357905422 | 0 |
| 21.85.52.15 | 357905423 | 0 |
| 21.85.52.16 | 357905424 | 0 |
| 21.85.52.17 | 357905425 | 0 |
| 21.85.52.18 | 357905426 | 0 |
| 21.85.52.19 | 357905427 | 0 |
| 21.85.52.20 | 357905428 | 0 |
| 21.85.52.21 | 357905429 | 0 |
| 21.85.52.22 | 357905430 | 0 |
| 21.85.52.23 | 357905431 | 0 |
| 21.85.52.24 | 357905432 | 0 |
| 21.85.52.25 | 357905433 | 0 |
| 21.85.52.26 | 357905434 | 0 |
| 21.85.52.27 | 357905435 | 0 |
| 21.85.52.28 | 357905436 | 0 |
| 21.85.52.29 | 357905437 | 0 |
| 21.85.52.30 | 357905438 | 0 |
| 21.85.52.31 | 357905439 | 0 |
| 21.85.52.32 | 357905440 | 0 |
| 21.85.52.33 | 357905441 | 0 |
| 21.85.52.34 | 357905442 | 0 |
| 21.85.52.35 | 357905443 | 0 |
| 21.85.52.36 | 357905444 | 0 |
| 21.85.52.37 | 357905445 | 0 |
| 21.85.52.38 | 357905446 | 0 |
| 21.85.52.39 | 357905447 | 0 |
| 21.85.52.40 | 357905448 | 0 |
| 21.85.52.41 | 357905449 | 0 |
| 21.85.52.42 | 357905450 | 0 |
| 21.85.52.43 | 357905451 | 0 |
| 21.85.52.44 | 357905452 | 0 |
| 21.85.52.45 | 357905453 | 0 |
| 21.85.52.46 | 357905454 | 0 |
| 21.85.52.47 | 357905455 | 0 |
| 21.85.52.48 | 357905456 | 0 |
| 21.85.52.49 | 357905457 | 0 |
| 21.85.52.50 | 357905458 | 0 |
| 21.85.52.51 | 357905459 | 0 |
| 21.85.52.52 | 357905460 | 0 |
| 21.85.52.53 | 357905461 | 0 |
| 21.85.52.54 | 357905462 | 0 |
| 21.85.52.55 | 357905463 | 0 |
| 21.85.52.56 | 357905464 | 0 |
| 21.85.52.57 | 357905465 | 0 |
| 21.85.52.58 | 357905466 | 0 |
| 21.85.52.59 | 357905467 | 0 |
| 21.85.52.60 | 357905468 | 0 |
| 21.85.52.61 | 357905469 | 0 |
| 21.85.52.62 | 357905470 | 0 |
| 21.85.52.63 | 357905471 | 0 |
| 21.85.52.64 | 357905472 | 0 |
| 21.85.52.65 | 357905473 | 0 |
| 21.85.52.66 | 357905474 | 0 |
| 21.85.52.67 | 357905475 | 0 |
| 21.85.52.68 | 357905476 | 0 |
| 21.85.52.69 | 357905477 | 0 |
| 21.85.52.70 | 357905478 | 0 |
| 21.85.52.71 | 357905479 | 0 |
| 21.85.52.72 | 357905480 | 0 |
| 21.85.52.73 | 357905481 | 0 |
| 21.85.52.74 | 357905482 | 0 |
| 21.85.52.75 | 357905483 | 0 |
| 21.85.52.76 | 357905484 | 0 |
| 21.85.52.77 | 357905485 | 0 |
| 21.85.52.78 | 357905486 | 0 |
| 21.85.52.79 | 357905487 | 0 |
| 21.85.52.80 | 357905488 | 0 |
| 21.85.52.81 | 357905489 | 0 |
| 21.85.52.82 | 357905490 | 0 |
| 21.85.52.83 | 357905491 | 0 |
| 21.85.52.84 | 357905492 | 0 |
| 21.85.52.85 | 357905493 | 0 |