The IP address 121.231.3 is provided by ChinaNet, it's belong to the CDIR (Classless Inter-Domain Routing) 121.224.0.0/12 (range 121.224.0.0 to 121.239.255.255). The autonomous system number (ASN) is 4134.
| ASN | 4134 |
| IP starting by | 121.224.0.0 |
| IP ending by | 121.239.255.255 |
| ASN Name | ChinaNet |
| CDIR | 121.224.0.0/12 |
| Numerical IP | |
| Registry | apnic |
| Last update | 24/12/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | CN | China | - | Yancheng | 33.3856 | 120.1253 | 2018-12-24 |
| MaxMind | CN | China | - | Changzhou | 31.7833 | 119.9667 | 2018-12-24 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.231.3.0 | 2045182720 | 0 |
| 121.231.3.1 | 2045182721 | 0 |
| 121.231.3.2 | 2045182722 | 0 |
| 121.231.3.3 | 2045182723 | 0 |
| 121.231.3.4 | 2045182724 | 0 |
| 121.231.3.5 | 2045182725 | 0 |
| 121.231.3.6 | 2045182726 | 0 |
| 121.231.3.7 | 2045182727 | 0 |
| 121.231.3.8 | 2045182728 | 0 |
| 121.231.3.9 | 2045182729 | 0 |
| 121.231.3.10 | 2045182730 | 0 |
| 121.231.3.11 | 2045182731 | 0 |
| 121.231.3.12 | 2045182732 | 0 |
| 121.231.3.13 | 2045182733 | 0 |
| 121.231.3.14 | 2045182734 | 0 |
| 121.231.3.15 | 2045182735 | 0 |
| 121.231.3.16 | 2045182736 | 0 |
| 121.231.3.17 | 2045182737 | 0 |
| 121.231.3.18 | 2045182738 | 0 |
| 121.231.3.19 | 2045182739 | 0 |
| 121.231.3.20 | 2045182740 | 0 |
| 121.231.3.21 | 2045182741 | 0 |
| 121.231.3.22 | 2045182742 | 0 |
| 121.231.3.23 | 2045182743 | 0 |
| 121.231.3.24 | 2045182744 | 0 |
| 121.231.3.25 | 2045182745 | 0 |
| 121.231.3.26 | 2045182746 | 0 |
| 121.231.3.27 | 2045182747 | 0 |
| 121.231.3.28 | 2045182748 | 0 |
| 121.231.3.29 | 2045182749 | 0 |
| 121.231.3.30 | 2045182750 | 0 |
| 121.231.3.31 | 2045182751 | 0 |
| 121.231.3.32 | 2045182752 | 0 |
| 121.231.3.33 | 2045182753 | 0 |
| 121.231.3.34 | 2045182754 | 0 |
| 121.231.3.35 | 2045182755 | 0 |
| 121.231.3.36 | 2045182756 | 0 |
| 121.231.3.37 | 2045182757 | 0 |
| 121.231.3.38 | 2045182758 | 0 |
| 121.231.3.39 | 2045182759 | 0 |
| 121.231.3.40 | 2045182760 | 0 |
| 121.231.3.41 | 2045182761 | 0 |
| 121.231.3.42 | 2045182762 | 0 |
| 121.231.3.43 | 2045182763 | 0 |
| 121.231.3.44 | 2045182764 | 0 |
| 121.231.3.45 | 2045182765 | 0 |
| 121.231.3.46 | 2045182766 | 0 |
| 121.231.3.47 | 2045182767 | 0 |
| 121.231.3.48 | 2045182768 | 0 |
| 121.231.3.49 | 2045182769 | 0 |
| 121.231.3.50 | 2045182770 | 0 |
| 121.231.3.51 | 2045182771 | 0 |
| 121.231.3.52 | 2045182772 | 0 |
| 121.231.3.53 | 2045182773 | 0 |
| 121.231.3.54 | 2045182774 | 0 |
| 121.231.3.55 | 2045182775 | 0 |
| 121.231.3.56 | 2045182776 | 0 |
| 121.231.3.57 | 2045182777 | 0 |
| 121.231.3.58 | 2045182778 | 0 |
| 121.231.3.59 | 2045182779 | 0 |
| 121.231.3.60 | 2045182780 | 0 |
| 121.231.3.61 | 2045182781 | 0 |
| 121.231.3.62 | 2045182782 | 0 |
| 121.231.3.63 | 2045182783 | 0 |
| 121.231.3.64 | 2045182784 | 0 |
| 121.231.3.65 | 2045182785 | 0 |
| 121.231.3.66 | 2045182786 | 0 |
| 121.231.3.67 | 2045182787 | 0 |
| 121.231.3.68 | 2045182788 | 0 |
| 121.231.3.69 | 2045182789 | 0 |
| 121.231.3.70 | 2045182790 | 0 |
| 121.231.3.71 | 2045182791 | 0 |
| 121.231.3.72 | 2045182792 | 0 |
| 121.231.3.73 | 2045182793 | 0 |
| 121.231.3.74 | 2045182794 | 0 |
| 121.231.3.75 | 2045182795 | 0 |
| 121.231.3.76 | 2045182796 | 0 |
| 121.231.3.77 | 2045182797 | 0 |
| 121.231.3.78 | 2045182798 | 0 |
| 121.231.3.79 | 2045182799 | 0 |
| 121.231.3.80 | 2045182800 | 0 |
| 121.231.3.81 | 2045182801 | 0 |
| 121.231.3.82 | 2045182802 | 0 |
| 121.231.3.83 | 2045182803 | 0 |
| 121.231.3.84 | 2045182804 | 0 |
| 121.231.3.85 | 2045182805 | 0 |