Die IP-Adresse 21.78.56 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 | 03.11.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2017-11-03 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2017-11-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.78.56.0 | 357447680 | 0 |
| 21.78.56.1 | 357447681 | 0 |
| 21.78.56.2 | 357447682 | 0 |
| 21.78.56.3 | 357447683 | 0 |
| 21.78.56.4 | 357447684 | 0 |
| 21.78.56.5 | 357447685 | 0 |
| 21.78.56.6 | 357447686 | 0 |
| 21.78.56.7 | 357447687 | 0 |
| 21.78.56.8 | 357447688 | 0 |
| 21.78.56.9 | 357447689 | 0 |
| 21.78.56.10 | 357447690 | 0 |
| 21.78.56.11 | 357447691 | 0 |
| 21.78.56.12 | 357447692 | 0 |
| 21.78.56.13 | 357447693 | 0 |
| 21.78.56.14 | 357447694 | 0 |
| 21.78.56.15 | 357447695 | 0 |
| 21.78.56.16 | 357447696 | 0 |
| 21.78.56.17 | 357447697 | 0 |
| 21.78.56.18 | 357447698 | 0 |
| 21.78.56.19 | 357447699 | 0 |
| 21.78.56.20 | 357447700 | 0 |
| 21.78.56.21 | 357447701 | 0 |
| 21.78.56.22 | 357447702 | 0 |
| 21.78.56.23 | 357447703 | 0 |
| 21.78.56.24 | 357447704 | 0 |
| 21.78.56.25 | 357447705 | 0 |
| 21.78.56.26 | 357447706 | 0 |
| 21.78.56.27 | 357447707 | 0 |
| 21.78.56.28 | 357447708 | 0 |
| 21.78.56.29 | 357447709 | 0 |
| 21.78.56.30 | 357447710 | 0 |
| 21.78.56.31 | 357447711 | 0 |
| 21.78.56.32 | 357447712 | 0 |
| 21.78.56.33 | 357447713 | 0 |
| 21.78.56.34 | 357447714 | 0 |
| 21.78.56.35 | 357447715 | 0 |
| 21.78.56.36 | 357447716 | 0 |
| 21.78.56.37 | 357447717 | 0 |
| 21.78.56.38 | 357447718 | 0 |
| 21.78.56.39 | 357447719 | 0 |
| 21.78.56.40 | 357447720 | 0 |
| 21.78.56.41 | 357447721 | 0 |
| 21.78.56.42 | 357447722 | 0 |
| 21.78.56.43 | 357447723 | 0 |
| 21.78.56.44 | 357447724 | 0 |
| 21.78.56.45 | 357447725 | 0 |
| 21.78.56.46 | 357447726 | 0 |
| 21.78.56.47 | 357447727 | 0 |
| 21.78.56.48 | 357447728 | 0 |
| 21.78.56.49 | 357447729 | 0 |
| 21.78.56.50 | 357447730 | 0 |
| 21.78.56.51 | 357447731 | 0 |
| 21.78.56.52 | 357447732 | 0 |
| 21.78.56.53 | 357447733 | 0 |
| 21.78.56.54 | 357447734 | 0 |
| 21.78.56.55 | 357447735 | 0 |
| 21.78.56.56 | 357447736 | 0 |
| 21.78.56.57 | 357447737 | 0 |
| 21.78.56.58 | 357447738 | 0 |
| 21.78.56.59 | 357447739 | 0 |
| 21.78.56.60 | 357447740 | 0 |
| 21.78.56.61 | 357447741 | 0 |
| 21.78.56.62 | 357447742 | 0 |
| 21.78.56.63 | 357447743 | 0 |
| 21.78.56.64 | 357447744 | 0 |
| 21.78.56.65 | 357447745 | 0 |
| 21.78.56.66 | 357447746 | 0 |
| 21.78.56.67 | 357447747 | 0 |
| 21.78.56.68 | 357447748 | 0 |
| 21.78.56.69 | 357447749 | 0 |
| 21.78.56.70 | 357447750 | 0 |
| 21.78.56.71 | 357447751 | 0 |
| 21.78.56.72 | 357447752 | 0 |
| 21.78.56.73 | 357447753 | 0 |
| 21.78.56.74 | 357447754 | 0 |
| 21.78.56.75 | 357447755 | 0 |
| 21.78.56.76 | 357447756 | 0 |
| 21.78.56.77 | 357447757 | 0 |
| 21.78.56.78 | 357447758 | 0 |
| 21.78.56.79 | 357447759 | 0 |
| 21.78.56.80 | 357447760 | 0 |
| 21.78.56.81 | 357447761 | 0 |
| 21.78.56.82 | 357447762 | 0 |
| 21.78.56.83 | 357447763 | 0 |
| 21.78.56.84 | 357447764 | 0 |
| 21.78.56.85 | 357447765 | 0 |