IPv4 prefix
183.131.240.0/20
- IP Prefix (CIDR)
- 183.131.240.0/20
- Subnet Mask
- 255.255.240.0
- Address Count
- 4,096
- Owner
- CHINANET-ZJ Ningbo
- Handle
- CN13-AP
- Country
-
China (CN)
- Address
- No.180 Jiefang Road(North),Ningbo,Zhejiang.315010
- Registry
- APNIC
- Registered Prefix
- 183.131.240.0/20 (183.131.240.0 - 183.131.255.255)
- Delegated Prefix
- 183.128.0.0/11 (183.128.0.0 - 183.159.255.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 183.128.0.0/11 | Covering | AS4134 | China Telecom |
China (CN)
|
183.128.0.0 | 183.159.255.255 |
| 183.131.252.0/22 | More specific | AS4809 | China Telecom Next Generation Carrier Network |
China (CN)
|
183.131.252.0 | 183.131.255.255 |