The IP address 221.56.128 is provided by SoftBank BB Corp., it's belong to the CDIR (Classless Inter-Domain Routing) 221.32.0.0/11 (range 221.32.0.0 to 221.63.255.255). The autonomous system number (ASN) is 17676.
| ASN | 17676 | 
| IP starting by | 221.32.0.0 | 
| IP ending by | 221.63.255.255 | 
| ASN Name | SoftBank BB Corp. | 
| CDIR | 221.32.0.0/11 | 
| Numerical IP | |
| Registry | apnic | 
| Last update | 13/11/2018 | 

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | JP | Japan | - | Takamatsu | 34.35 | 134.05 | 2018-11-13 | 
| MaxMind | JP | Japan | - | Itoigawa | 37.0333 | 137.85 | 2018-11-13 | 
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |