L'indirizzo IP 121.83.3 è fornito da K-Opticom Corporation, che è di proprietà del CIDR (Classless Inter-Domain Routing) 121.80.0.0/14, IP tra 121.80.0.0 a 121.83.255.255 ). Il numero di sistema autonomo (ASN) è 17511.
| ASN | 17511 |
| IP inizia con | 121.80.0.0 |
| IP finale con | 121.83.255.255 |
| ASN Nome | K-Opticom Corporation |
| CDIR | 121.80.0.0/14 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 30/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | JP | Japan | - | Osaka | 34,6939 | 135,5022 | 2017-07-29 |
| MaxMind | JP | Japan | - | Kyoto | 35,0214 | 135,7556 | 2017-07-29 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.83.3.0 | 2035483392 | 0 |
| 121.83.3.1 | 2035483393 | 0 |
| 121.83.3.2 | 2035483394 | 0 |
| 121.83.3.3 | 2035483395 | 0 |
| 121.83.3.4 | 2035483396 | 0 |
| 121.83.3.5 | 2035483397 | 0 |
| 121.83.3.6 | 2035483398 | 0 |
| 121.83.3.7 | 2035483399 | 0 |
| 121.83.3.8 | 2035483400 | 0 |
| 121.83.3.9 | 2035483401 | 0 |
| 121.83.3.10 | 2035483402 | 0 |
| 121.83.3.11 | 2035483403 | 0 |
| 121.83.3.12 | 2035483404 | 0 |
| 121.83.3.13 | 2035483405 | 0 |
| 121.83.3.14 | 2035483406 | 0 |
| 121.83.3.15 | 2035483407 | 0 |
| 121.83.3.16 | 2035483408 | 0 |
| 121.83.3.17 | 2035483409 | 0 |
| 121.83.3.18 | 2035483410 | 0 |
| 121.83.3.19 | 2035483411 | 0 |
| 121.83.3.20 | 2035483412 | 0 |
| 121.83.3.21 | 2035483413 | 0 |
| 121.83.3.22 | 2035483414 | 0 |
| 121.83.3.23 | 2035483415 | 0 |
| 121.83.3.24 | 2035483416 | 0 |
| 121.83.3.25 | 2035483417 | 0 |
| 121.83.3.26 | 2035483418 | 0 |
| 121.83.3.27 | 2035483419 | 0 |
| 121.83.3.28 | 2035483420 | 0 |
| 121.83.3.29 | 2035483421 | 0 |
| 121.83.3.30 | 2035483422 | 0 |
| 121.83.3.31 | 2035483423 | 0 |
| 121.83.3.32 | 2035483424 | 0 |
| 121.83.3.33 | 2035483425 | 0 |
| 121.83.3.34 | 2035483426 | 0 |
| 121.83.3.35 | 2035483427 | 0 |
| 121.83.3.36 | 2035483428 | 0 |
| 121.83.3.37 | 2035483429 | 0 |
| 121.83.3.38 | 2035483430 | 0 |
| 121.83.3.39 | 2035483431 | 0 |
| 121.83.3.40 | 2035483432 | 0 |
| 121.83.3.41 | 2035483433 | 0 |
| 121.83.3.42 | 2035483434 | 0 |
| 121.83.3.43 | 2035483435 | 0 |
| 121.83.3.44 | 2035483436 | 0 |
| 121.83.3.45 | 2035483437 | 0 |
| 121.83.3.46 | 2035483438 | 0 |
| 121.83.3.47 | 2035483439 | 0 |
| 121.83.3.48 | 2035483440 | 0 |
| 121.83.3.49 | 2035483441 | 0 |
| 121.83.3.50 | 2035483442 | 0 |
| 121.83.3.51 | 2035483443 | 0 |
| 121.83.3.52 | 2035483444 | 0 |
| 121.83.3.53 | 2035483445 | 0 |
| 121.83.3.54 | 2035483446 | 0 |
| 121.83.3.55 | 2035483447 | 0 |
| 121.83.3.56 | 2035483448 | 0 |
| 121.83.3.57 | 2035483449 | 0 |
| 121.83.3.58 | 2035483450 | 0 |
| 121.83.3.59 | 2035483451 | 0 |
| 121.83.3.60 | 2035483452 | 0 |
| 121.83.3.61 | 2035483453 | 0 |
| 121.83.3.62 | 2035483454 | 0 |
| 121.83.3.63 | 2035483455 | 0 |
| 121.83.3.64 | 2035483456 | 0 |
| 121.83.3.65 | 2035483457 | 0 |
| 121.83.3.66 | 2035483458 | 0 |
| 121.83.3.67 | 2035483459 | 0 |
| 121.83.3.68 | 2035483460 | 0 |
| 121.83.3.69 | 2035483461 | 0 |
| 121.83.3.70 | 2035483462 | 0 |
| 121.83.3.71 | 2035483463 | 0 |
| 121.83.3.72 | 2035483464 | 0 |
| 121.83.3.73 | 2035483465 | 0 |
| 121.83.3.74 | 2035483466 | 0 |
| 121.83.3.75 | 2035483467 | 0 |
| 121.83.3.76 | 2035483468 | 0 |
| 121.83.3.77 | 2035483469 | 0 |
| 121.83.3.78 | 2035483470 | 0 |
| 121.83.3.79 | 2035483471 | 0 |
| 121.83.3.80 | 2035483472 | 0 |
| 121.83.3.81 | 2035483473 | 0 |
| 121.83.3.82 | 2035483474 | 0 |
| 121.83.3.83 | 2035483475 | 0 |
| 121.83.3.84 | 2035483476 | 0 |
| 121.83.3.85 | 2035483477 | 0 |
| IP | Numerical IP | DNS |
| 121.83.3.86 | 2035483478 | 0 |
| 121.83.3.87 | 2035483479 | 0 |
| 121.83.3.88 | 2035483480 | 0 |
| 121.83.3.89 | 2035483481 | 0 |
| 121.83.3.90 | 2035483482 | 0 |
| 121.83.3.91 | 2035483483 | 0 |
| 121.83.3.92 | 2035483484 | 0 |
| 121.83.3.93 | 2035483485 | 0 |
| 121.83.3.94 | 2035483486 | 0 |
| 121.83.3.95 | 2035483487 | 0 |
| 121.83.3.96 | 2035483488 | 0 |
| 121.83.3.97 | 2035483489 | 0 |
| 121.83.3.98 | 2035483490 | 0 |
| 121.83.3.99 | 2035483491 | 0 |
| 121.83.3.100 | 2035483492 | 0 |
| 121.83.3.101 | 2035483493 | 0 |
| 121.83.3.102 | 2035483494 | 0 |
| 121.83.3.103 | 2035483495 | 0 |
| 121.83.3.104 | 2035483496 | 0 |
| 121.83.3.105 | 2035483497 | 0 |
| 121.83.3.106 | 2035483498 | 0 |
| 121.83.3.107 | 2035483499 | 0 |
| 121.83.3.108 | 2035483500 | 0 |
| 121.83.3.109 | 2035483501 | 0 |
| 121.83.3.110 | 2035483502 | 0 |
| 121.83.3.111 | 2035483503 | 0 |
| 121.83.3.112 | 2035483504 | 0 |
| 121.83.3.113 | 2035483505 | 0 |
| 121.83.3.114 | 2035483506 | 0 |
| 121.83.3.115 | 2035483507 | 0 |
| 121.83.3.116 | 2035483508 | 0 |
| 121.83.3.117 | 2035483509 | 0 |
| 121.83.3.118 | 2035483510 | 0 |
| 121.83.3.119 | 2035483511 | 0 |
| 121.83.3.120 | 2035483512 | 0 |
| 121.83.3.121 | 2035483513 | 0 |
| 121.83.3.122 | 2035483514 | 0 |
| 121.83.3.123 | 2035483515 | 0 |
| 121.83.3.124 | 2035483516 | 0 |
| 121.83.3.125 | 2035483517 | 0 |
| 121.83.3.126 | 2035483518 | 0 |
| 121.83.3.127 | 2035483519 | 0 |
| 121.83.3.128 | 2035483520 | 0 |
| 121.83.3.129 | 2035483521 | 0 |
| 121.83.3.130 | 2035483522 | 0 |
| 121.83.3.131 | 2035483523 | 0 |
| 121.83.3.132 | 2035483524 | 0 |
| 121.83.3.133 | 2035483525 | 0 |
| 121.83.3.134 | 2035483526 | 0 |
| 121.83.3.135 | 2035483527 | 0 |
| 121.83.3.136 | 2035483528 | 0 |
| 121.83.3.137 | 2035483529 | 0 |
| 121.83.3.138 | 2035483530 | 0 |
| 121.83.3.139 | 2035483531 | 0 |
| 121.83.3.140 | 2035483532 | 0 |
| 121.83.3.141 | 2035483533 | 0 |
| 121.83.3.142 | 2035483534 | 0 |
| 121.83.3.143 | 2035483535 | 0 |
| 121.83.3.144 | 2035483536 | 0 |
| 121.83.3.145 | 2035483537 | 0 |
| 121.83.3.146 | 2035483538 | 0 |
| 121.83.3.147 | 2035483539 | 0 |
| 121.83.3.148 | 2035483540 | 0 |
| 121.83.3.149 | 2035483541 | 0 |
| 121.83.3.150 | 2035483542 | 0 |
| 121.83.3.151 | 2035483543 | 0 |
| 121.83.3.152 | 2035483544 | 0 |
| 121.83.3.153 | 2035483545 | 0 |
| 121.83.3.154 | 2035483546 | 0 |
| 121.83.3.155 | 2035483547 | 0 |
| 121.83.3.156 | 2035483548 | 0 |
| 121.83.3.157 | 2035483549 | 0 |
| 121.83.3.158 | 2035483550 | 0 |
| 121.83.3.159 | 2035483551 | 0 |
| 121.83.3.160 | 2035483552 | 0 |
| 121.83.3.161 | 2035483553 | 0 |
| 121.83.3.162 | 2035483554 | 0 |
| 121.83.3.163 | 2035483555 | 0 |
| 121.83.3.164 | 2035483556 | 0 |
| 121.83.3.165 | 2035483557 | 0 |
| 121.83.3.166 | 2035483558 | 0 |
| 121.83.3.167 | 2035483559 | 0 |
| 121.83.3.168 | 2035483560 | 0 |
| 121.83.3.169 | 2035483561 | 0 |
| 121.83.3.170 | 2035483562 | 0 |
| 121.83.3.171 | 2035483563 | 0 |
| IP | Numerical IP | DNS |
| 121.83.3.172 | 2035483564 | 0 |
| 121.83.3.173 | 2035483565 | 0 |
| 121.83.3.174 | 2035483566 | 0 |
| 121.83.3.175 | 2035483567 | 0 |
| 121.83.3.176 | 2035483568 | 0 |
| 121.83.3.177 | 2035483569 | 0 |
| 121.83.3.178 | 2035483570 | 0 |
| 121.83.3.179 | 2035483571 | 0 |
| 121.83.3.180 | 2035483572 | 0 |
| 121.83.3.181 | 2035483573 | 0 |
| 121.83.3.182 | 2035483574 | 0 |
| 121.83.3.183 | 2035483575 | 0 |
| 121.83.3.184 | 2035483576 | 0 |
| 121.83.3.185 | 2035483577 | 0 |
| 121.83.3.186 | 2035483578 | 0 |
| 121.83.3.187 | 2035483579 | 0 |
| 121.83.3.188 | 2035483580 | 0 |
| 121.83.3.189 | 2035483581 | 0 |
| 121.83.3.190 | 2035483582 | 0 |
| 121.83.3.191 | 2035483583 | 0 |
| 121.83.3.192 | 2035483584 | 0 |
| 121.83.3.193 | 2035483585 | 0 |
| 121.83.3.194 | 2035483586 | 0 |
| 121.83.3.195 | 2035483587 | 0 |
| 121.83.3.196 | 2035483588 | 0 |
| 121.83.3.197 | 2035483589 | 0 |
| 121.83.3.198 | 2035483590 | 0 |
| 121.83.3.199 | 2035483591 | 0 |
| 121.83.3.200 | 2035483592 | 0 |
| 121.83.3.201 | 2035483593 | 0 |
| 121.83.3.202 | 2035483594 | 0 |
| 121.83.3.203 | 2035483595 | 0 |
| 121.83.3.204 | 2035483596 | 0 |
| 121.83.3.205 | 2035483597 | 0 |
| 121.83.3.206 | 2035483598 | 0 |
| 121.83.3.207 | 2035483599 | 0 |
| 121.83.3.208 | 2035483600 | 0 |
| 121.83.3.209 | 2035483601 | 0 |
| 121.83.3.210 | 2035483602 | 0 |
| 121.83.3.211 | 2035483603 | 0 |
| 121.83.3.212 | 2035483604 | 0 |
| 121.83.3.213 | 2035483605 | 0 |
| 121.83.3.214 | 2035483606 | 0 |
| 121.83.3.215 | 2035483607 | 0 |
| 121.83.3.216 | 2035483608 | 0 |
| 121.83.3.217 | 2035483609 | 0 |
| 121.83.3.218 | 2035483610 | 0 |
| 121.83.3.219 | 2035483611 | 0 |
| 121.83.3.220 | 2035483612 | 0 |
| 121.83.3.221 | 2035483613 | 0 |
| 121.83.3.222 | 2035483614 | 0 |
| 121.83.3.223 | 2035483615 | 0 |
| 121.83.3.224 | 2035483616 | 0 |
| 121.83.3.225 | 2035483617 | 0 |
| 121.83.3.226 | 2035483618 | 0 |
| 121.83.3.227 | 2035483619 | 0 |
| 121.83.3.228 | 2035483620 | 0 |
| 121.83.3.229 | 2035483621 | 0 |
| 121.83.3.230 | 2035483622 | 0 |
| 121.83.3.231 | 2035483623 | 0 |
| 121.83.3.232 | 2035483624 | 0 |
| 121.83.3.233 | 2035483625 | 0 |
| 121.83.3.234 | 2035483626 | 0 |
| 121.83.3.235 | 2035483627 | 0 |
| 121.83.3.236 | 2035483628 | 0 |
| 121.83.3.237 | 2035483629 | 0 |
| 121.83.3.238 | 2035483630 | 0 |
| 121.83.3.239 | 2035483631 | 0 |
| 121.83.3.240 | 2035483632 | 0 |
| 121.83.3.241 | 2035483633 | 0 |
| 121.83.3.242 | 2035483634 | 0 |
| 121.83.3.243 | 2035483635 | 0 |
| 121.83.3.244 | 2035483636 | 0 |
| 121.83.3.245 | 2035483637 | 0 |
| 121.83.3.246 | 2035483638 | 0 |
| 121.83.3.247 | 2035483639 | 0 |
| 121.83.3.248 | 2035483640 | 0 |
| 121.83.3.249 | 2035483641 | 0 |
| 121.83.3.250 | 2035483642 | 0 |
| 121.83.3.251 | 2035483643 | 0 |
| 121.83.3.252 | 2035483644 | 0 |
| 121.83.3.253 | 2035483645 | 0 |
| 121.83.3.254 | 2035483646 | 0 |
| 121.83.3.255 | 2035483647 | 0 |