Die IP-Adresse 121.3.152 erfolgt über So-net Entertainment Corporation, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 121.2.0.0/15 (Bereich 121.2.0.0, 121.3.255.255). Die autonomen Systemnummer (ASN) ist 2527.
| ASN | 2527 |
| Ausgehend von IP | 121.2.0.0 |
| Beendigung durch IP | 121.3.255.255 |
| ASN-Namen | So-net Entertainment Corporation |
| GGDV | 121.2.0.0/15 |
| Numerische IP | |
| Registrierung | apnic |
| Letztes update | 27.08.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | JP | Japan | - | Saitama | 35,867 | 139,65 | 2017-08-26 |
| MaxMind | JP | Japan | - | Tokio | 35,6427 | 139,7677 | 2017-08-26 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.3.152.0 | 2030278656 | 0 |
| 121.3.152.1 | 2030278657 | 0 |
| 121.3.152.2 | 2030278658 | 0 |
| 121.3.152.3 | 2030278659 | 0 |
| 121.3.152.4 | 2030278660 | 0 |
| 121.3.152.5 | 2030278661 | 0 |
| 121.3.152.6 | 2030278662 | 0 |
| 121.3.152.7 | 2030278663 | 0 |
| 121.3.152.8 | 2030278664 | 0 |
| 121.3.152.9 | 2030278665 | 0 |
| 121.3.152.10 | 2030278666 | 0 |
| 121.3.152.11 | 2030278667 | 0 |
| 121.3.152.12 | 2030278668 | 0 |
| 121.3.152.13 | 2030278669 | 0 |
| 121.3.152.14 | 2030278670 | 0 |
| 121.3.152.15 | 2030278671 | 0 |
| 121.3.152.16 | 2030278672 | 0 |
| 121.3.152.17 | 2030278673 | 0 |
| 121.3.152.18 | 2030278674 | 0 |
| 121.3.152.19 | 2030278675 | 0 |
| 121.3.152.20 | 2030278676 | 0 |
| 121.3.152.21 | 2030278677 | 0 |
| 121.3.152.22 | 2030278678 | 0 |
| 121.3.152.23 | 2030278679 | 0 |
| 121.3.152.24 | 2030278680 | 0 |
| 121.3.152.25 | 2030278681 | 0 |
| 121.3.152.26 | 2030278682 | 0 |
| 121.3.152.27 | 2030278683 | 0 |
| 121.3.152.28 | 2030278684 | 0 |
| 121.3.152.29 | 2030278685 | 0 |
| 121.3.152.30 | 2030278686 | 0 |
| 121.3.152.31 | 2030278687 | 0 |
| 121.3.152.32 | 2030278688 | 0 |
| 121.3.152.33 | 2030278689 | 0 |
| 121.3.152.34 | 2030278690 | 0 |
| 121.3.152.35 | 2030278691 | 0 |
| 121.3.152.36 | 2030278692 | 0 |
| 121.3.152.37 | 2030278693 | 0 |
| 121.3.152.38 | 2030278694 | 0 |
| 121.3.152.39 | 2030278695 | 0 |
| 121.3.152.40 | 2030278696 | 0 |
| 121.3.152.41 | 2030278697 | 0 |
| 121.3.152.42 | 2030278698 | 0 |
| 121.3.152.43 | 2030278699 | 0 |
| 121.3.152.44 | 2030278700 | 0 |
| 121.3.152.45 | 2030278701 | 0 |
| 121.3.152.46 | 2030278702 | 0 |
| 121.3.152.47 | 2030278703 | 0 |
| 121.3.152.48 | 2030278704 | 0 |
| 121.3.152.49 | 2030278705 | 0 |
| 121.3.152.50 | 2030278706 | 0 |
| 121.3.152.51 | 2030278707 | 0 |
| 121.3.152.52 | 2030278708 | 0 |
| 121.3.152.53 | 2030278709 | 0 |
| 121.3.152.54 | 2030278710 | 0 |
| 121.3.152.55 | 2030278711 | 0 |
| 121.3.152.56 | 2030278712 | 0 |
| 121.3.152.57 | 2030278713 | 0 |
| 121.3.152.58 | 2030278714 | 0 |
| 121.3.152.59 | 2030278715 | 0 |
| 121.3.152.60 | 2030278716 | 0 |
| 121.3.152.61 | 2030278717 | 0 |
| 121.3.152.62 | 2030278718 | 0 |
| 121.3.152.63 | 2030278719 | 0 |
| 121.3.152.64 | 2030278720 | 0 |
| 121.3.152.65 | 2030278721 | 0 |
| 121.3.152.66 | 2030278722 | 0 |
| 121.3.152.67 | 2030278723 | 0 |
| 121.3.152.68 | 2030278724 | 0 |
| 121.3.152.69 | 2030278725 | 0 |
| 121.3.152.70 | 2030278726 | 0 |
| 121.3.152.71 | 2030278727 | 0 |
| 121.3.152.72 | 2030278728 | 0 |
| 121.3.152.73 | 2030278729 | 0 |
| 121.3.152.74 | 2030278730 | 0 |
| 121.3.152.75 | 2030278731 | 0 |
| 121.3.152.76 | 2030278732 | 0 |
| 121.3.152.77 | 2030278733 | 0 |
| 121.3.152.78 | 2030278734 | 0 |
| 121.3.152.79 | 2030278735 | 0 |
| 121.3.152.80 | 2030278736 | 0 |
| 121.3.152.81 | 2030278737 | 0 |
| 121.3.152.82 | 2030278738 | 0 |
| 121.3.152.83 | 2030278739 | 0 |
| 121.3.152.84 | 2030278740 | 0 |
| 121.3.152.85 | 2030278741 | 0 |