The IP address 121.80.77 is provided by K-Opticom Corporation, it's belong to the CDIR (Classless Inter-Domain Routing) 121.80.0.0/14 (range 121.80.0.0 to 121.83.255.255). The autonomous system number (ASN) is 17511.
| ASN | 17511 |
| IP starting by | 121.80.0.0 |
| IP ending by | 121.83.255.255 |
| ASN Name | K-Opticom Corporation |
| CDIR | 121.80.0.0/14 |
| Numerical IP | |
| Registry | apnic |
| Last update | 21/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | JP | Japan | - | Sumoto | 34.35 | 134.9 | 2017-09-20 |
| MaxMind | JP | Japan | - | Akashi | 34.6333 | 134.9833 | 2017-09-20 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.80.77.0 | 2035305728 | 0 |
| 121.80.77.1 | 2035305729 | 0 |
| 121.80.77.2 | 2035305730 | 0 |
| 121.80.77.3 | 2035305731 | 0 |
| 121.80.77.4 | 2035305732 | 0 |
| 121.80.77.5 | 2035305733 | 0 |
| 121.80.77.6 | 2035305734 | 0 |
| 121.80.77.7 | 2035305735 | 0 |
| 121.80.77.8 | 2035305736 | 0 |
| 121.80.77.9 | 2035305737 | 0 |
| 121.80.77.10 | 2035305738 | 0 |
| 121.80.77.11 | 2035305739 | 0 |
| 121.80.77.12 | 2035305740 | 0 |
| 121.80.77.13 | 2035305741 | 0 |
| 121.80.77.14 | 2035305742 | 0 |
| 121.80.77.15 | 2035305743 | 0 |
| 121.80.77.16 | 2035305744 | 0 |
| 121.80.77.17 | 2035305745 | 0 |
| 121.80.77.18 | 2035305746 | 0 |
| 121.80.77.19 | 2035305747 | 0 |
| 121.80.77.20 | 2035305748 | 0 |
| 121.80.77.21 | 2035305749 | 0 |
| 121.80.77.22 | 2035305750 | 0 |
| 121.80.77.23 | 2035305751 | 0 |
| 121.80.77.24 | 2035305752 | 0 |
| 121.80.77.25 | 2035305753 | 0 |
| 121.80.77.26 | 2035305754 | 0 |
| 121.80.77.27 | 2035305755 | 0 |
| 121.80.77.28 | 2035305756 | 0 |
| 121.80.77.29 | 2035305757 | 0 |
| 121.80.77.30 | 2035305758 | 0 |
| 121.80.77.31 | 2035305759 | 0 |
| 121.80.77.32 | 2035305760 | 0 |
| 121.80.77.33 | 2035305761 | 0 |
| 121.80.77.34 | 2035305762 | 0 |
| 121.80.77.35 | 2035305763 | 0 |
| 121.80.77.36 | 2035305764 | 0 |
| 121.80.77.37 | 2035305765 | 0 |
| 121.80.77.38 | 2035305766 | 0 |
| 121.80.77.39 | 2035305767 | 0 |
| 121.80.77.40 | 2035305768 | 0 |
| 121.80.77.41 | 2035305769 | 0 |
| 121.80.77.42 | 2035305770 | 0 |
| 121.80.77.43 | 2035305771 | 0 |
| 121.80.77.44 | 2035305772 | 0 |
| 121.80.77.45 | 2035305773 | 0 |
| 121.80.77.46 | 2035305774 | 0 |
| 121.80.77.47 | 2035305775 | 0 |
| 121.80.77.48 | 2035305776 | 0 |
| 121.80.77.49 | 2035305777 | 0 |
| 121.80.77.50 | 2035305778 | 0 |
| 121.80.77.51 | 2035305779 | 0 |
| 121.80.77.52 | 2035305780 | 0 |
| 121.80.77.53 | 2035305781 | 0 |
| 121.80.77.54 | 2035305782 | 0 |
| 121.80.77.55 | 2035305783 | 0 |
| 121.80.77.56 | 2035305784 | 0 |
| 121.80.77.57 | 2035305785 | 0 |
| 121.80.77.58 | 2035305786 | 0 |
| 121.80.77.59 | 2035305787 | 0 |
| 121.80.77.60 | 2035305788 | 0 |
| 121.80.77.61 | 2035305789 | 0 |
| 121.80.77.62 | 2035305790 | 0 |
| 121.80.77.63 | 2035305791 | 0 |
| 121.80.77.64 | 2035305792 | 0 |
| 121.80.77.65 | 2035305793 | 0 |
| 121.80.77.66 | 2035305794 | 0 |
| 121.80.77.67 | 2035305795 | 0 |
| 121.80.77.68 | 2035305796 | 0 |
| 121.80.77.69 | 2035305797 | 0 |
| 121.80.77.70 | 2035305798 | 0 |
| 121.80.77.71 | 2035305799 | 0 |
| 121.80.77.72 | 2035305800 | 0 |
| 121.80.77.73 | 2035305801 | 0 |
| 121.80.77.74 | 2035305802 | 0 |
| 121.80.77.75 | 2035305803 | 0 |
| 121.80.77.76 | 2035305804 | 0 |
| 121.80.77.77 | 2035305805 | 0 |
| 121.80.77.78 | 2035305806 | 0 |
| 121.80.77.79 | 2035305807 | 0 |
| 121.80.77.80 | 2035305808 | 0 |
| 121.80.77.81 | 2035305809 | 0 |
| 121.80.77.82 | 2035305810 | 0 |
| 121.80.77.83 | 2035305811 | 0 |
| 121.80.77.84 | 2035305812 | 0 |
| 121.80.77.85 | 2035305813 | 0 |