L'indirizzo IP 21.99.70 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP tra 22.30.204.0 a 22.30.205.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 22.30.204.0 |
| IP finale con | 22.30.205.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 19/02/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Columbus | 39,9664 | -83,0128 | 2018-02-18 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2018-02-18 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.99.70.0 | 358827520 | 0 |
| 21.99.70.1 | 358827521 | 0 |
| 21.99.70.2 | 358827522 | 0 |
| 21.99.70.3 | 358827523 | 0 |
| 21.99.70.4 | 358827524 | 0 |
| 21.99.70.5 | 358827525 | 0 |
| 21.99.70.6 | 358827526 | 0 |
| 21.99.70.7 | 358827527 | 0 |
| 21.99.70.8 | 358827528 | 0 |
| 21.99.70.9 | 358827529 | 0 |
| 21.99.70.10 | 358827530 | 0 |
| 21.99.70.11 | 358827531 | 0 |
| 21.99.70.12 | 358827532 | 0 |
| 21.99.70.13 | 358827533 | 0 |
| 21.99.70.14 | 358827534 | 0 |
| 21.99.70.15 | 358827535 | 0 |
| 21.99.70.16 | 358827536 | 0 |
| 21.99.70.17 | 358827537 | 0 |
| 21.99.70.18 | 358827538 | 0 |
| 21.99.70.19 | 358827539 | 0 |
| 21.99.70.20 | 358827540 | 0 |
| 21.99.70.21 | 358827541 | 0 |
| 21.99.70.22 | 358827542 | 0 |
| 21.99.70.23 | 358827543 | 0 |
| 21.99.70.24 | 358827544 | 0 |
| 21.99.70.25 | 358827545 | 0 |
| 21.99.70.26 | 358827546 | 0 |
| 21.99.70.27 | 358827547 | 0 |
| 21.99.70.28 | 358827548 | 0 |
| 21.99.70.29 | 358827549 | 0 |
| 21.99.70.30 | 358827550 | 0 |
| 21.99.70.31 | 358827551 | 0 |
| 21.99.70.32 | 358827552 | 0 |
| 21.99.70.33 | 358827553 | 0 |
| 21.99.70.34 | 358827554 | 0 |
| 21.99.70.35 | 358827555 | 0 |
| 21.99.70.36 | 358827556 | 0 |
| 21.99.70.37 | 358827557 | 0 |
| 21.99.70.38 | 358827558 | 0 |
| 21.99.70.39 | 358827559 | 0 |
| 21.99.70.40 | 358827560 | 0 |
| 21.99.70.41 | 358827561 | 0 |
| 21.99.70.42 | 358827562 | 0 |
| 21.99.70.43 | 358827563 | 0 |
| 21.99.70.44 | 358827564 | 0 |
| 21.99.70.45 | 358827565 | 0 |
| 21.99.70.46 | 358827566 | 0 |
| 21.99.70.47 | 358827567 | 0 |
| 21.99.70.48 | 358827568 | 0 |
| 21.99.70.49 | 358827569 | 0 |
| 21.99.70.50 | 358827570 | 0 |
| 21.99.70.51 | 358827571 | 0 |
| 21.99.70.52 | 358827572 | 0 |
| 21.99.70.53 | 358827573 | 0 |
| 21.99.70.54 | 358827574 | 0 |
| 21.99.70.55 | 358827575 | 0 |
| 21.99.70.56 | 358827576 | 0 |
| 21.99.70.57 | 358827577 | 0 |
| 21.99.70.58 | 358827578 | 0 |
| 21.99.70.59 | 358827579 | 0 |
| 21.99.70.60 | 358827580 | 0 |
| 21.99.70.61 | 358827581 | 0 |
| 21.99.70.62 | 358827582 | 0 |
| 21.99.70.63 | 358827583 | 0 |
| 21.99.70.64 | 358827584 | 0 |
| 21.99.70.65 | 358827585 | 0 |
| 21.99.70.66 | 358827586 | 0 |
| 21.99.70.67 | 358827587 | 0 |
| 21.99.70.68 | 358827588 | 0 |
| 21.99.70.69 | 358827589 | 0 |
| 21.99.70.70 | 358827590 | 0 |
| 21.99.70.71 | 358827591 | 0 |
| 21.99.70.72 | 358827592 | 0 |
| 21.99.70.73 | 358827593 | 0 |
| 21.99.70.74 | 358827594 | 0 |
| 21.99.70.75 | 358827595 | 0 |
| 21.99.70.76 | 358827596 | 0 |
| 21.99.70.77 | 358827597 | 0 |
| 21.99.70.78 | 358827598 | 0 |
| 21.99.70.79 | 358827599 | 0 |
| 21.99.70.80 | 358827600 | 0 |
| 21.99.70.81 | 358827601 | 0 |
| 21.99.70.82 | 358827602 | 0 |
| 21.99.70.83 | 358827603 | 0 |
| 21.99.70.84 | 358827604 | 0 |
| 21.99.70.85 | 358827605 | 0 |