La dirección IP 21.76.40 es proporcionada por China Education and Research Network Center, que es propiedad de la CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP entre 22.30.204.0 a 22.30.205.255 ). El número de sistema autónomo (ASN) es 4538.
| ASN | 4538 |
| IP que comienzan con | 22.30.204.0 |
| IP que termina con | 22.30.205.255 |
| ASN Nombre | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérica | |
| Registe | |
| Última actualización | 23/10/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-10-23 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-10-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.76.40.0 | 357312512 | 0 |
| 21.76.40.1 | 357312513 | 0 |
| 21.76.40.2 | 357312514 | 0 |
| 21.76.40.3 | 357312515 | 0 |
| 21.76.40.4 | 357312516 | 0 |
| 21.76.40.5 | 357312517 | 0 |
| 21.76.40.6 | 357312518 | 0 |
| 21.76.40.7 | 357312519 | 0 |
| 21.76.40.8 | 357312520 | 0 |
| 21.76.40.9 | 357312521 | 0 |
| 21.76.40.10 | 357312522 | 0 |
| 21.76.40.11 | 357312523 | 0 |
| 21.76.40.12 | 357312524 | 0 |
| 21.76.40.13 | 357312525 | 0 |
| 21.76.40.14 | 357312526 | 0 |
| 21.76.40.15 | 357312527 | 0 |
| 21.76.40.16 | 357312528 | 0 |
| 21.76.40.17 | 357312529 | 0 |
| 21.76.40.18 | 357312530 | 0 |
| 21.76.40.19 | 357312531 | 0 |
| 21.76.40.20 | 357312532 | 0 |
| 21.76.40.21 | 357312533 | 0 |
| 21.76.40.22 | 357312534 | 0 |
| 21.76.40.23 | 357312535 | 0 |
| 21.76.40.24 | 357312536 | 0 |
| 21.76.40.25 | 357312537 | 0 |
| 21.76.40.26 | 357312538 | 0 |
| 21.76.40.27 | 357312539 | 0 |
| 21.76.40.28 | 357312540 | 0 |
| 21.76.40.29 | 357312541 | 0 |
| 21.76.40.30 | 357312542 | 0 |
| 21.76.40.31 | 357312543 | 0 |
| 21.76.40.32 | 357312544 | 0 |
| 21.76.40.33 | 357312545 | 0 |
| 21.76.40.34 | 357312546 | 0 |
| 21.76.40.35 | 357312547 | 0 |
| 21.76.40.36 | 357312548 | 0 |
| 21.76.40.37 | 357312549 | 0 |
| 21.76.40.38 | 357312550 | 0 |
| 21.76.40.39 | 357312551 | 0 |
| 21.76.40.40 | 357312552 | 0 |
| 21.76.40.41 | 357312553 | 0 |
| 21.76.40.42 | 357312554 | 0 |
| 21.76.40.43 | 357312555 | 0 |
| 21.76.40.44 | 357312556 | 0 |
| 21.76.40.45 | 357312557 | 0 |
| 21.76.40.46 | 357312558 | 0 |
| 21.76.40.47 | 357312559 | 0 |
| 21.76.40.48 | 357312560 | 0 |
| 21.76.40.49 | 357312561 | 0 |
| 21.76.40.50 | 357312562 | 0 |
| 21.76.40.51 | 357312563 | 0 |
| 21.76.40.52 | 357312564 | 0 |
| 21.76.40.53 | 357312565 | 0 |
| 21.76.40.54 | 357312566 | 0 |
| 21.76.40.55 | 357312567 | 0 |
| 21.76.40.56 | 357312568 | 0 |
| 21.76.40.57 | 357312569 | 0 |
| 21.76.40.58 | 357312570 | 0 |
| 21.76.40.59 | 357312571 | 0 |
| 21.76.40.60 | 357312572 | 0 |
| 21.76.40.61 | 357312573 | 0 |
| 21.76.40.62 | 357312574 | 0 |
| 21.76.40.63 | 357312575 | 0 |
| 21.76.40.64 | 357312576 | 0 |
| 21.76.40.65 | 357312577 | 0 |
| 21.76.40.66 | 357312578 | 0 |
| 21.76.40.67 | 357312579 | 0 |
| 21.76.40.68 | 357312580 | 0 |
| 21.76.40.69 | 357312581 | 0 |
| 21.76.40.70 | 357312582 | 0 |
| 21.76.40.71 | 357312583 | 0 |
| 21.76.40.72 | 357312584 | 0 |
| 21.76.40.73 | 357312585 | 0 |
| 21.76.40.74 | 357312586 | 0 |
| 21.76.40.75 | 357312587 | 0 |
| 21.76.40.76 | 357312588 | 0 |
| 21.76.40.77 | 357312589 | 0 |
| 21.76.40.78 | 357312590 | 0 |
| 21.76.40.79 | 357312591 | 0 |
| 21.76.40.80 | 357312592 | 0 |
| 21.76.40.81 | 357312593 | 0 |
| 21.76.40.82 | 357312594 | 0 |
| 21.76.40.83 | 357312595 | 0 |
| 21.76.40.84 | 357312596 | 0 |
| 21.76.40.85 | 357312597 | 0 |