The IP address 163.20.20 is provided by National Chiao Tung University, it's belong to the CDIR (Classless Inter-Domain Routing) 163.19.0.0/16 (range 163.19.0.0 to 163.19.255.255). The autonomous system number (ASN) is 9916.
| ASN | 9916 |
| IP starting by | 163.19.0.0 |
| IP ending by | 163.19.255.255 |
| ASN Name | National Chiao Tung University |
| CDIR | 163.19.0.0/16 |
| Numerical IP | |
| Registry | apnic |
| Last update | 05/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | TW | Taiwan | - | Banqiao | 25.0143 | 121.4672 | 2017-07-05 |
| MaxMind | TW | Taiwan | - | - | 23.5 | 121 | 2017-07-05 |
| Whois | AU | - | - | - | 134 | -25 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 163.20.20.0 | 2736002048 | 0 |
| 163.20.20.1 | 2736002049 | 0 |
| 163.20.20.2 | 2736002050 | 0 |
| 163.20.20.3 | 2736002051 | 0 |
| 163.20.20.4 | 2736002052 | 0 |
| 163.20.20.5 | 2736002053 | 0 |
| 163.20.20.6 | 2736002054 | 0 |
| 163.20.20.7 | 2736002055 | 0 |
| 163.20.20.8 | 2736002056 | 0 |
| 163.20.20.9 | 2736002057 | 0 |
| 163.20.20.10 | 2736002058 | 0 |
| 163.20.20.11 | 2736002059 | 0 |
| 163.20.20.12 | 2736002060 | 0 |
| 163.20.20.13 | 2736002061 | 0 |
| 163.20.20.14 | 2736002062 | 0 |
| 163.20.20.15 | 2736002063 | 0 |
| 163.20.20.16 | 2736002064 | 0 |
| 163.20.20.17 | 2736002065 | 0 |
| 163.20.20.18 | 2736002066 | 0 |
| 163.20.20.19 | 2736002067 | 0 |
| 163.20.20.20 | 2736002068 | 0 |
| 163.20.20.21 | 2736002069 | 0 |
| 163.20.20.22 | 2736002070 | 0 |
| 163.20.20.23 | 2736002071 | 0 |
| 163.20.20.24 | 2736002072 | 0 |
| 163.20.20.25 | 2736002073 | 0 |
| 163.20.20.26 | 2736002074 | 0 |
| 163.20.20.27 | 2736002075 | 0 |
| 163.20.20.28 | 2736002076 | 0 |
| 163.20.20.29 | 2736002077 | 0 |
| 163.20.20.30 | 2736002078 | 0 |
| 163.20.20.31 | 2736002079 | 0 |
| 163.20.20.32 | 2736002080 | 0 |
| 163.20.20.33 | 2736002081 | 0 |
| 163.20.20.34 | 2736002082 | 0 |
| 163.20.20.35 | 2736002083 | 0 |
| 163.20.20.36 | 2736002084 | 0 |
| 163.20.20.37 | 2736002085 | 0 |
| 163.20.20.38 | 2736002086 | 0 |
| 163.20.20.39 | 2736002087 | 0 |
| 163.20.20.40 | 2736002088 | 0 |
| 163.20.20.41 | 2736002089 | 0 |
| 163.20.20.42 | 2736002090 | 0 |
| 163.20.20.43 | 2736002091 | 0 |
| 163.20.20.44 | 2736002092 | 0 |
| 163.20.20.45 | 2736002093 | 0 |
| 163.20.20.46 | 2736002094 | 0 |
| 163.20.20.47 | 2736002095 | 0 |
| 163.20.20.48 | 2736002096 | 0 |
| 163.20.20.49 | 2736002097 | 0 |
| 163.20.20.50 | 2736002098 | 0 |
| 163.20.20.51 | 2736002099 | 0 |
| 163.20.20.52 | 2736002100 | 0 |
| 163.20.20.53 | 2736002101 | 0 |
| 163.20.20.54 | 2736002102 | 0 |
| 163.20.20.55 | 2736002103 | 0 |
| 163.20.20.56 | 2736002104 | 0 |
| 163.20.20.57 | 2736002105 | 0 |
| 163.20.20.58 | 2736002106 | 0 |
| 163.20.20.59 | 2736002107 | 0 |
| 163.20.20.60 | 2736002108 | 0 |
| 163.20.20.61 | 2736002109 | 0 |
| 163.20.20.62 | 2736002110 | 0 |
| 163.20.20.63 | 2736002111 | 0 |
| 163.20.20.64 | 2736002112 | 0 |
| 163.20.20.65 | 2736002113 | 0 |
| 163.20.20.66 | 2736002114 | 0 |
| 163.20.20.67 | 2736002115 | 0 |
| 163.20.20.68 | 2736002116 | 0 |
| 163.20.20.69 | 2736002117 | 0 |
| 163.20.20.70 | 2736002118 | 0 |
| 163.20.20.71 | 2736002119 | 0 |
| 163.20.20.72 | 2736002120 | 0 |
| 163.20.20.73 | 2736002121 | 0 |
| 163.20.20.74 | 2736002122 | 0 |
| 163.20.20.75 | 2736002123 | 0 |
| 163.20.20.76 | 2736002124 | 0 |
| 163.20.20.77 | 2736002125 | 0 |
| 163.20.20.78 | 2736002126 | 0 |
| 163.20.20.79 | 2736002127 | 0 |
| 163.20.20.80 | 2736002128 | 0 |
| 163.20.20.81 | 2736002129 | 0 |
| 163.20.20.82 | 2736002130 | 0 |
| 163.20.20.83 | 2736002131 | 0 |
| 163.20.20.84 | 2736002132 | 0 |
| 163.20.20.85 | 2736002133 | 0 |