The IP address 21.91.59 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 | 09/01/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Houston | 29.7633 | -95.3633 | 2019-01-09 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2019-01-09 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.91.59.0 | 358300416 | 0 |
| 21.91.59.1 | 358300417 | 0 |
| 21.91.59.2 | 358300418 | 0 |
| 21.91.59.3 | 358300419 | 0 |
| 21.91.59.4 | 358300420 | 0 |
| 21.91.59.5 | 358300421 | 0 |
| 21.91.59.6 | 358300422 | 0 |
| 21.91.59.7 | 358300423 | 0 |
| 21.91.59.8 | 358300424 | 0 |
| 21.91.59.9 | 358300425 | 0 |
| 21.91.59.10 | 358300426 | 0 |
| 21.91.59.11 | 358300427 | 0 |
| 21.91.59.12 | 358300428 | 0 |
| 21.91.59.13 | 358300429 | 0 |
| 21.91.59.14 | 358300430 | 0 |
| 21.91.59.15 | 358300431 | 0 |
| 21.91.59.16 | 358300432 | 0 |
| 21.91.59.17 | 358300433 | 0 |
| 21.91.59.18 | 358300434 | 0 |
| 21.91.59.19 | 358300435 | 0 |
| 21.91.59.20 | 358300436 | 0 |
| 21.91.59.21 | 358300437 | 0 |
| 21.91.59.22 | 358300438 | 0 |
| 21.91.59.23 | 358300439 | 0 |
| 21.91.59.24 | 358300440 | 0 |
| 21.91.59.25 | 358300441 | 0 |
| 21.91.59.26 | 358300442 | 0 |
| 21.91.59.27 | 358300443 | 0 |
| 21.91.59.28 | 358300444 | 0 |
| 21.91.59.29 | 358300445 | 0 |
| 21.91.59.30 | 358300446 | 0 |
| 21.91.59.31 | 358300447 | 0 |
| 21.91.59.32 | 358300448 | 0 |
| 21.91.59.33 | 358300449 | 0 |
| 21.91.59.34 | 358300450 | 0 |
| 21.91.59.35 | 358300451 | 0 |
| 21.91.59.36 | 358300452 | 0 |
| 21.91.59.37 | 358300453 | 0 |
| 21.91.59.38 | 358300454 | 0 |
| 21.91.59.39 | 358300455 | 0 |
| 21.91.59.40 | 358300456 | 0 |
| 21.91.59.41 | 358300457 | 0 |
| 21.91.59.42 | 358300458 | 0 |
| 21.91.59.43 | 358300459 | 0 |
| 21.91.59.44 | 358300460 | 0 |
| 21.91.59.45 | 358300461 | 0 |
| 21.91.59.46 | 358300462 | 0 |
| 21.91.59.47 | 358300463 | 0 |
| 21.91.59.48 | 358300464 | 0 |
| 21.91.59.49 | 358300465 | 0 |
| 21.91.59.50 | 358300466 | 0 |
| 21.91.59.51 | 358300467 | 0 |
| 21.91.59.52 | 358300468 | 0 |
| 21.91.59.53 | 358300469 | 0 |
| 21.91.59.54 | 358300470 | 0 |
| 21.91.59.55 | 358300471 | 0 |
| 21.91.59.56 | 358300472 | 0 |
| 21.91.59.57 | 358300473 | 0 |
| 21.91.59.58 | 358300474 | 0 |
| 21.91.59.59 | 358300475 | 0 |
| 21.91.59.60 | 358300476 | 0 |
| 21.91.59.61 | 358300477 | 0 |
| 21.91.59.62 | 358300478 | 0 |
| 21.91.59.63 | 358300479 | 0 |
| 21.91.59.64 | 358300480 | 0 |
| 21.91.59.65 | 358300481 | 0 |
| 21.91.59.66 | 358300482 | 0 |
| 21.91.59.67 | 358300483 | 0 |
| 21.91.59.68 | 358300484 | 0 |
| 21.91.59.69 | 358300485 | 0 |
| 21.91.59.70 | 358300486 | 0 |
| 21.91.59.71 | 358300487 | 0 |
| 21.91.59.72 | 358300488 | 0 |
| 21.91.59.73 | 358300489 | 0 |
| 21.91.59.74 | 358300490 | 0 |
| 21.91.59.75 | 358300491 | 0 |
| 21.91.59.76 | 358300492 | 0 |
| 21.91.59.77 | 358300493 | 0 |
| 21.91.59.78 | 358300494 | 0 |
| 21.91.59.79 | 358300495 | 0 |
| 21.91.59.80 | 358300496 | 0 |
| 21.91.59.81 | 358300497 | 0 |
| 21.91.59.82 | 358300498 | 0 |
| 21.91.59.83 | 358300499 | 0 |
| 21.91.59.84 | 358300500 | 0 |
| 21.91.59.85 | 358300501 | 0 |