The IP address 121.187.143 is provided by Kangwon National University, it's belong to the CDIR (Classless Inter-Domain Routing) 121.187.84.0/23 (range 121.187.84.0 to 121.187.85.255). The autonomous system number (ASN) is 17862.
| ASN | 17862 | 
| IP starting by | 121.187.84.0 | 
| IP ending by | 121.187.85.255 | 
| ASN Name | Kangwon National University | 
| CDIR | 121.187.84.0/23 | 
| Numerical IP | |
| Registry | apnic | 
| Last update | 05/07/2017 | 

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Kang-neung | 37.7556 | 128.8961 | 2017-07-05 | 
| MaxMind | KR | South Korea | - | Gangneung | 37.7556 | 128.8961 | 2017-07-05 | 
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |