IPv4 prefix
103.221.0.0/19
- IP Prefix (CIDR)
- 103.221.0.0/19
- Subnet Mask
- 255.255.224.0
- Address Count
- 8,192
- Owner
- Yang Zejun
- Handle
- YZ5052-AP
- Country
-
China (CN)
- Address
- Room 1302 , Zhongyi International Business Building,No.88,Guangxin Road, Putuo District,Shanghai
- Registry
- APNIC
- Registered Prefixes
-
103.221.0.0/22 (103.221.0.0 - 103.221.3.255)
103.221.4.0/22 (103.221.4.0 - 103.221.7.255)
103.221.8.0/22 (103.221.8.0 - 103.221.11.255)
103.221.12.0/22 (103.221.12.0 - 103.221.15.255)
103.221.16.0/22 (103.221.16.0 - 103.221.19.255)
103.221.20.0/22 (103.221.20.0 - 103.221.23.255)
103.221.24.0/22 (103.221.24.0 - 103.221.27.255)
103.221.28.0/22 (103.221.28.0 - 103.221.31.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 103.221.0.0/19 | Exact | AS139259 | ADC GROUP CO. LIMITED |
Hong Kong (HK)
|
103.221.0.0 | 103.221.31.255 |