3
IPv4 Prefixes
0
IPv6 Prefixes
16.6K
IPv4 Addresses
Scope
North America
Ratio
Heavy Outbound
Peering
Open
Risk Score
30/100
Network Characteristics
Unknown
IPv6 Enabled
宣告的前缀 (显示前 3 个)
| 前缀 | 网络类型 | 风险分 | 标签 | 首次发现 |
|---|---|---|---|---|
| 65.50.224.0/19 | cdn | 30 |
-
|
2026-01-31 |
| 66.181.0.0/19 | cdn | 30 |
-
|
2026-01-31 |
| 66.181.22.0/24 | cdn | 30 |
-
|
2026-01-31 |
API 调用
# 使用 cURL 查询此 ASN
curl -H "Authorization: Bearer YOUR_API_KEY" \
"https://ipv4.dev/api/v1/asn/21623"