L'indirizzo IP 49.51.81 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 49.52.0.0/14, IP tra 49.52.0.0 a 49.55.255.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 49.52.0.0 |
| IP finale con | 49.55.255.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 49.52.0.0/14 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 21/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | CN | China | - | Beijing | 39,9075 | 116,3972 | 2017-07-20 |
| MaxMind | CN | China | - | Beijing | 39,9289 | 116,3883 | 2017-07-20 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 49.51.81.0 | 825446656 | 0 |
| 49.51.81.1 | 825446657 | 0 |
| 49.51.81.2 | 825446658 | 0 |
| 49.51.81.3 | 825446659 | 0 |
| 49.51.81.4 | 825446660 | 0 |
| 49.51.81.5 | 825446661 | 0 |
| 49.51.81.6 | 825446662 | 0 |
| 49.51.81.7 | 825446663 | 0 |
| 49.51.81.8 | 825446664 | 0 |
| 49.51.81.9 | 825446665 | 0 |
| 49.51.81.10 | 825446666 | 0 |
| 49.51.81.11 | 825446667 | 0 |
| 49.51.81.12 | 825446668 | 0 |
| 49.51.81.13 | 825446669 | 0 |
| 49.51.81.14 | 825446670 | 0 |
| 49.51.81.15 | 825446671 | 0 |
| 49.51.81.16 | 825446672 | 0 |
| 49.51.81.17 | 825446673 | 0 |
| 49.51.81.18 | 825446674 | 0 |
| 49.51.81.19 | 825446675 | 0 |
| 49.51.81.20 | 825446676 | 0 |
| 49.51.81.21 | 825446677 | 0 |
| 49.51.81.22 | 825446678 | 0 |
| 49.51.81.23 | 825446679 | 0 |
| 49.51.81.24 | 825446680 | 0 |
| 49.51.81.25 | 825446681 | 0 |
| 49.51.81.26 | 825446682 | 0 |
| 49.51.81.27 | 825446683 | 0 |
| 49.51.81.28 | 825446684 | 0 |
| 49.51.81.29 | 825446685 | 0 |
| 49.51.81.30 | 825446686 | 0 |
| 49.51.81.31 | 825446687 | 0 |
| 49.51.81.32 | 825446688 | 0 |
| 49.51.81.33 | 825446689 | 0 |
| 49.51.81.34 | 825446690 | 0 |
| 49.51.81.35 | 825446691 | 0 |
| 49.51.81.36 | 825446692 | 0 |
| 49.51.81.37 | 825446693 | 0 |
| 49.51.81.38 | 825446694 | 0 |
| 49.51.81.39 | 825446695 | 0 |
| 49.51.81.40 | 825446696 | 0 |
| 49.51.81.41 | 825446697 | 0 |
| 49.51.81.42 | 825446698 | 0 |
| 49.51.81.43 | 825446699 | 0 |
| 49.51.81.44 | 825446700 | 0 |
| 49.51.81.45 | 825446701 | 0 |
| 49.51.81.46 | 825446702 | 0 |
| 49.51.81.47 | 825446703 | 0 |
| 49.51.81.48 | 825446704 | 0 |
| 49.51.81.49 | 825446705 | 0 |
| 49.51.81.50 | 825446706 | 0 |
| 49.51.81.51 | 825446707 | 0 |
| 49.51.81.52 | 825446708 | 0 |
| 49.51.81.53 | 825446709 | 0 |
| 49.51.81.54 | 825446710 | 0 |
| 49.51.81.55 | 825446711 | 0 |
| 49.51.81.56 | 825446712 | 0 |
| 49.51.81.57 | 825446713 | 0 |
| 49.51.81.58 | 825446714 | 0 |
| 49.51.81.59 | 825446715 | 0 |
| 49.51.81.60 | 825446716 | 0 |
| 49.51.81.61 | 825446717 | 0 |
| 49.51.81.62 | 825446718 | 0 |
| 49.51.81.63 | 825446719 | 0 |
| 49.51.81.64 | 825446720 | 0 |
| 49.51.81.65 | 825446721 | 0 |
| 49.51.81.66 | 825446722 | 0 |
| 49.51.81.67 | 825446723 | 0 |
| 49.51.81.68 | 825446724 | 0 |
| 49.51.81.69 | 825446725 | 0 |
| 49.51.81.70 | 825446726 | 0 |
| 49.51.81.71 | 825446727 | 0 |
| 49.51.81.72 | 825446728 | 0 |
| 49.51.81.73 | 825446729 | 0 |
| 49.51.81.74 | 825446730 | 0 |
| 49.51.81.75 | 825446731 | 0 |
| 49.51.81.76 | 825446732 | 0 |
| 49.51.81.77 | 825446733 | 0 |
| 49.51.81.78 | 825446734 | 0 |
| 49.51.81.79 | 825446735 | 0 |
| 49.51.81.80 | 825446736 | 0 |
| 49.51.81.81 | 825446737 | 0 |
| 49.51.81.82 | 825446738 | 0 |
| 49.51.81.83 | 825446739 | 0 |
| 49.51.81.84 | 825446740 | 0 |
| 49.51.81.85 | 825446741 | 0 |