AS
AS39961
GovernmentCCSF
San Francisco Department of Telecommunications and Information Services
12
IPv4 Prefixes
0
IPv6 Prefixes
59.6K
IPv4 Addresses
RIR
ARIN
Risk Score
8/100
Network Characteristics
Unknown
宣告的前缀 (显示前 12 个)
| 前缀 | 网络类型 | 风险分 | 标签 | 首次发现 |
|---|---|---|---|---|
| 208.121.0.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.1.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.5.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.6.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.32.0/20 | government | 8 |
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|
2026-01-31 |
| 208.121.48.0/20 | government | 8 |
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|
2026-01-31 |
| 208.121.64.0/18 | government | 8 |
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|
2026-01-31 |
| 208.121.128.0/17 | government | 8 |
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|
2026-01-31 |
| 208.121.203.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.224.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.225.0/24 | government | 8 |
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|
2026-01-31 |
| 208.121.226.0/23 | government | 8 |
-
|
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/39961"