AS57121
ISPIT-SYSTEMATIC-GROUP
Also known as: IT Systematic Group
5
IPv4 Prefixes
0
IPv6 Prefixes
7.4K
IPv4 Addresses
RIR
RIPE
Scope
Regional
Traffic
10-20Gbps
Ratio
Mostly Inbound
Peering
Open
IRR AS-SET
AS57121:AS-SYSTEMATIC
Risk Score
0/100
Network Characteristics
Unknown
Residential Customers
宣告的前缀 (显示前 5 个)
| 前缀 | 网络类型 | 风险分 | 标签 | 首次发现 |
|---|---|---|---|---|
| 91.230.221.0/24 | isp | 0 |
住宅
|
2026-01-31 |
| 176.96.144.0/21 | isp | 0 |
住宅
|
2026-01-31 |
| 176.96.160.0/20 | isp | 0 |
住宅
|
2026-01-31 |
| 192.109.84.0/23 | isp | 0 |
住宅
|
2026-01-31 |
| 192.109.132.0/23 | isp | 0 |
住宅
|
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/57121"