Die IP-Adresse 21.213.3 erfolgt über China Education and Research Network Center, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 22.30.204.0/23 (Bereich 22.30.204.0, 22.30.205.255). Die autonomen Systemnummer (ASN) ist 4538.
| ASN | 4538 |
| Ausgehend von IP | 22.30.204.0 |
| Beendigung durch IP | 22.30.205.255 |
| ASN-Namen | China Education and Research Network Center |
| GGDV | 22.30.204.0/23 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 14.03.2018 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2018-03-13 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2018-03-13 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.213.3.0 | 366281472 | 0 |
| 21.213.3.1 | 366281473 | 0 |
| 21.213.3.2 | 366281474 | 0 |
| 21.213.3.3 | 366281475 | 0 |
| 21.213.3.4 | 366281476 | 0 |
| 21.213.3.5 | 366281477 | 0 |
| 21.213.3.6 | 366281478 | 0 |
| 21.213.3.7 | 366281479 | 0 |
| 21.213.3.8 | 366281480 | 0 |
| 21.213.3.9 | 366281481 | 0 |
| 21.213.3.10 | 366281482 | 0 |
| 21.213.3.11 | 366281483 | 0 |
| 21.213.3.12 | 366281484 | 0 |
| 21.213.3.13 | 366281485 | 0 |
| 21.213.3.14 | 366281486 | 0 |
| 21.213.3.15 | 366281487 | 0 |
| 21.213.3.16 | 366281488 | 0 |
| 21.213.3.17 | 366281489 | 0 |
| 21.213.3.18 | 366281490 | 0 |
| 21.213.3.19 | 366281491 | 0 |
| 21.213.3.20 | 366281492 | 0 |
| 21.213.3.21 | 366281493 | 0 |
| 21.213.3.22 | 366281494 | 0 |
| 21.213.3.23 | 366281495 | 0 |
| 21.213.3.24 | 366281496 | 0 |
| 21.213.3.25 | 366281497 | 0 |
| 21.213.3.26 | 366281498 | 0 |
| 21.213.3.27 | 366281499 | 0 |
| 21.213.3.28 | 366281500 | 0 |
| 21.213.3.29 | 366281501 | 0 |
| 21.213.3.30 | 366281502 | 0 |
| 21.213.3.31 | 366281503 | 0 |
| 21.213.3.32 | 366281504 | 0 |
| 21.213.3.33 | 366281505 | 0 |
| 21.213.3.34 | 366281506 | 0 |
| 21.213.3.35 | 366281507 | 0 |
| 21.213.3.36 | 366281508 | 0 |
| 21.213.3.37 | 366281509 | 0 |
| 21.213.3.38 | 366281510 | 0 |
| 21.213.3.39 | 366281511 | 0 |
| 21.213.3.40 | 366281512 | 0 |
| 21.213.3.41 | 366281513 | 0 |
| 21.213.3.42 | 366281514 | 0 |
| 21.213.3.43 | 366281515 | 0 |
| 21.213.3.44 | 366281516 | 0 |
| 21.213.3.45 | 366281517 | 0 |
| 21.213.3.46 | 366281518 | 0 |
| 21.213.3.47 | 366281519 | 0 |
| 21.213.3.48 | 366281520 | 0 |
| 21.213.3.49 | 366281521 | 0 |
| 21.213.3.50 | 366281522 | 0 |
| 21.213.3.51 | 366281523 | 0 |
| 21.213.3.52 | 366281524 | 0 |
| 21.213.3.53 | 366281525 | 0 |
| 21.213.3.54 | 366281526 | 0 |
| 21.213.3.55 | 366281527 | 0 |
| 21.213.3.56 | 366281528 | 0 |
| 21.213.3.57 | 366281529 | 0 |
| 21.213.3.58 | 366281530 | 0 |
| 21.213.3.59 | 366281531 | 0 |
| 21.213.3.60 | 366281532 | 0 |
| 21.213.3.61 | 366281533 | 0 |
| 21.213.3.62 | 366281534 | 0 |
| 21.213.3.63 | 366281535 | 0 |
| 21.213.3.64 | 366281536 | 0 |
| 21.213.3.65 | 366281537 | 0 |
| 21.213.3.66 | 366281538 | 0 |
| 21.213.3.67 | 366281539 | 0 |
| 21.213.3.68 | 366281540 | 0 |
| 21.213.3.69 | 366281541 | 0 |
| 21.213.3.70 | 366281542 | 0 |
| 21.213.3.71 | 366281543 | 0 |
| 21.213.3.72 | 366281544 | 0 |
| 21.213.3.73 | 366281545 | 0 |
| 21.213.3.74 | 366281546 | 0 |
| 21.213.3.75 | 366281547 | 0 |
| 21.213.3.76 | 366281548 | 0 |
| 21.213.3.77 | 366281549 | 0 |
| 21.213.3.78 | 366281550 | 0 |
| 21.213.3.79 | 366281551 | 0 |
| 21.213.3.80 | 366281552 | 0 |
| 21.213.3.81 | 366281553 | 0 |
| 21.213.3.82 | 366281554 | 0 |
| 21.213.3.83 | 366281555 | 0 |
| 21.213.3.84 | 366281556 | 0 |
| 21.213.3.85 | 366281557 | 0 |