The IP address 221.138.228 is provided by SK Broadband Co Ltd, it's belong to the CDIR (Classless Inter-Domain Routing) 221.138.0.0/15 (range 221.138.0.0 to 221.139.255.255). The autonomous system number (ASN) is 9318.
| ASN | 9318 | 
| IP starting by | 221.138.0.0 | 
| IP ending by | 221.139.255.255 | 
| ASN Name | SK Broadband Co Ltd | 
| CDIR | 221.138.0.0/15 | 
| Numerical IP | |
| Registry | apnic | 
| Last update | 15/02/2018 | 

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Seoul | 37.5683 | 126.9778 | 2018-02-15 | 
| MaxMind | KR | South Korea | - | Seoul | 37.5111 | 126.9743 | 2018-02-15 | 
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |