The IP address 133.12.19 is provided by Internet Initiative Japan Inc., it's belong to the CDIR (Classless Inter-Domain Routing) 133.12.0.0/16 (range 133.12.0.0 to 133.12.255.255). The autonomous system number (ASN) is 2497.
| ASN | 2497 |
| IP starting by | 133.12.0.0 |
| IP ending by | 133.12.255.255 |
| ASN Name | Internet Initiative Japan Inc. |
| CDIR | 133.12.0.0/16 |
| Numerical IP | |
| Registry | apnic |
| Last update | 23/10/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | JP | Japan | - | Tokyo | 35.6895 | 139.6917 | 2017-10-23 |
| MaxMind | JP | Japan | - | Tokyo | 35.6427 | 139.7677 | 2017-10-23 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 133.12.19.0 | 2232161024 | 0 |
| 133.12.19.1 | 2232161025 | 0 |
| 133.12.19.2 | 2232161026 | 0 |
| 133.12.19.3 | 2232161027 | 0 |
| 133.12.19.4 | 2232161028 | 0 |
| 133.12.19.5 | 2232161029 | 0 |
| 133.12.19.6 | 2232161030 | 0 |
| 133.12.19.7 | 2232161031 | 0 |
| 133.12.19.8 | 2232161032 | 0 |
| 133.12.19.9 | 2232161033 | 0 |
| 133.12.19.10 | 2232161034 | 0 |
| 133.12.19.11 | 2232161035 | 0 |
| 133.12.19.12 | 2232161036 | 0 |
| 133.12.19.13 | 2232161037 | 0 |
| 133.12.19.14 | 2232161038 | 0 |
| 133.12.19.15 | 2232161039 | 0 |
| 133.12.19.16 | 2232161040 | 0 |
| 133.12.19.17 | 2232161041 | 0 |
| 133.12.19.18 | 2232161042 | 0 |
| 133.12.19.19 | 2232161043 | 0 |
| 133.12.19.20 | 2232161044 | 0 |
| 133.12.19.21 | 2232161045 | 0 |
| 133.12.19.22 | 2232161046 | 0 |
| 133.12.19.23 | 2232161047 | 0 |
| 133.12.19.24 | 2232161048 | 0 |
| 133.12.19.25 | 2232161049 | 0 |
| 133.12.19.26 | 2232161050 | 0 |
| 133.12.19.27 | 2232161051 | 0 |
| 133.12.19.28 | 2232161052 | 0 |
| 133.12.19.29 | 2232161053 | 0 |
| 133.12.19.30 | 2232161054 | 0 |
| 133.12.19.31 | 2232161055 | 0 |
| 133.12.19.32 | 2232161056 | 0 |
| 133.12.19.33 | 2232161057 | 0 |
| 133.12.19.34 | 2232161058 | 0 |
| 133.12.19.35 | 2232161059 | 0 |
| 133.12.19.36 | 2232161060 | 0 |
| 133.12.19.37 | 2232161061 | 0 |
| 133.12.19.38 | 2232161062 | 0 |
| 133.12.19.39 | 2232161063 | 0 |
| 133.12.19.40 | 2232161064 | 0 |
| 133.12.19.41 | 2232161065 | 0 |
| 133.12.19.42 | 2232161066 | 0 |
| 133.12.19.43 | 2232161067 | 0 |
| 133.12.19.44 | 2232161068 | 0 |
| 133.12.19.45 | 2232161069 | 0 |
| 133.12.19.46 | 2232161070 | 0 |
| 133.12.19.47 | 2232161071 | 0 |
| 133.12.19.48 | 2232161072 | 0 |
| 133.12.19.49 | 2232161073 | 0 |
| 133.12.19.50 | 2232161074 | 0 |
| 133.12.19.51 | 2232161075 | 0 |
| 133.12.19.52 | 2232161076 | 0 |
| 133.12.19.53 | 2232161077 | 0 |
| 133.12.19.54 | 2232161078 | 0 |
| 133.12.19.55 | 2232161079 | 0 |
| 133.12.19.56 | 2232161080 | 0 |
| 133.12.19.57 | 2232161081 | 0 |
| 133.12.19.58 | 2232161082 | 0 |
| 133.12.19.59 | 2232161083 | 0 |
| 133.12.19.60 | 2232161084 | 0 |
| 133.12.19.61 | 2232161085 | 0 |
| 133.12.19.62 | 2232161086 | 0 |
| 133.12.19.63 | 2232161087 | 0 |
| 133.12.19.64 | 2232161088 | 0 |
| 133.12.19.65 | 2232161089 | 0 |
| 133.12.19.66 | 2232161090 | 0 |
| 133.12.19.67 | 2232161091 | 0 |
| 133.12.19.68 | 2232161092 | 0 |
| 133.12.19.69 | 2232161093 | 0 |
| 133.12.19.70 | 2232161094 | 0 |
| 133.12.19.71 | 2232161095 | 0 |
| 133.12.19.72 | 2232161096 | 0 |
| 133.12.19.73 | 2232161097 | 0 |
| 133.12.19.74 | 2232161098 | 0 |
| 133.12.19.75 | 2232161099 | 0 |
| 133.12.19.76 | 2232161100 | 0 |
| 133.12.19.77 | 2232161101 | 0 |
| 133.12.19.78 | 2232161102 | 0 |
| 133.12.19.79 | 2232161103 | 0 |
| 133.12.19.80 | 2232161104 | 0 |
| 133.12.19.81 | 2232161105 | 0 |
| 133.12.19.82 | 2232161106 | 0 |
| 133.12.19.83 | 2232161107 | 0 |
| 133.12.19.84 | 2232161108 | 0 |
| 133.12.19.85 | 2232161109 | 0 |