AS
AS56003
EnterpriseJDJT
Beijing Century Union Network Technology Co.,LTD. 3F,Space Montage, No.9, North RD., Wenhuiyuan Haidian District, Beijing, China
4
IPv4 Prefixes
0
IPv6 Prefixes
1.0K
IPv4 Addresses
RIR
APNIC
Risk Score
40/100
Network Characteristics
Unknown
宣告的前缀 (显示前 4 个)
| 前缀 | 网络类型 | 风险分 | 标签 | 首次发现 |
|---|---|---|---|---|
| 103.4.56.0/24 | business | 40 |
-
|
2026-02-07 |
| 103.4.57.0/24 | business | 40 |
-
|
2026-02-07 |
| 103.4.58.0/24 | business | 40 |
-
|
2026-02-07 |
| 103.4.59.0/24 | business | 40 |
-
|
2026-02-07 |
API 调用
# 使用 cURL 查询此 ASN
curl -H "Authorization: Bearer YOUR_API_KEY" \
"https://ipv4.dev/api/v1/asn/56003"