AS4538
EducationERX-CERNET-BKB
Also known as: CERNET
China Education and Research Network Center Tsinghua University Beijing 100084
100
IPv4 Prefixes
0
IPv6 Prefixes
5.6M
IPv4 Addresses
RIR
APNIC
Scope
Not Disclosed
Ratio
Not Disclosed
Peering
Open
Risk Score
18/100
Network Characteristics
Unknown
IPv6 Enabled
Multicast
宣告的前缀 (显示前 100 个)
| 前缀 | 网络类型 | 风险分 | 标签 | 首次发现 |
|---|---|---|---|---|
| 1.51.0.0/16 | education | 18 |
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|
2026-01-31 |
| 1.51.192.0/18 | education | 18 |
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|
2026-01-31 |
| 1.184.0.0/15 | education | 18 |
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|
2026-01-31 |
| 42.244.0.0/16 | education | 18 |
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|
2026-01-31 |
| 42.244.0.0/18 | education | 18 |
-
|
2026-01-31 |
| 42.245.0.0/16 | education | 18 |
-
|
2026-01-31 |
| 42.246.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 42.247.9.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.13.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.20.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.30.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.53.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.58.0/24 | education | 18 |
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|
2026-01-31 |
| 42.247.94.0/24 | education | 18 |
-
|
2026-01-31 |
| 49.52.0.0/14 | education | 18 |
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|
2026-01-31 |
| 49.52.64.0/19 | education | 18 |
-
|
2026-01-31 |
| 49.52.64.0/24 | education | 18 |
-
|
2026-01-31 |
| 49.53.48.0/24 | education | 18 |
-
|
2026-01-31 |
| 49.120.0.0/14 | education | 18 |
-
|
2026-01-31 |
| 49.120.64.0/19 | education | 18 |
-
|
2026-01-31 |
| 49.140.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 49.208.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 58.154.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 58.192.0.0/12 | education | 18 |
-
|
2026-01-31 |
| 58.192.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 58.194.8.0/23 | education | 18 |
-
|
2026-01-31 |
| 58.194.24.0/21 | education | 18 |
-
|
2026-01-31 |
| 58.195.0.0/21 | education | 18 |
-
|
2026-01-31 |
| 58.195.160.0/20 | education | 18 |
-
|
2026-01-31 |
| 58.196.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 58.196.128.0/19 | education | 18 |
-
|
2026-01-31 |
| 58.196.160.0/20 | education | 18 |
-
|
2026-01-31 |
| 58.196.176.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.196.177.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.196.178.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.198.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 58.200.0.0/13 | education | 18 |
-
|
2026-01-31 |
| 58.200.0.0/19 | education | 18 |
-
|
2026-01-31 |
| 58.200.64.0/18 | education | 18 |
-
|
2026-01-31 |
| 58.205.224.0/19 | education | 18 |
-
|
2026-01-31 |
| 58.206.129.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.206.130.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.206.131.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.206.132.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.206.133.0/24 | education | 18 |
-
|
2026-01-31 |
| 58.206.192.0/18 | education | 18 |
-
|
2026-01-31 |
| 59.64.0.0/12 | education | 18 |
-
|
2026-01-31 |
| 59.64.0.0/14 | education | 18 |
-
|
2026-01-31 |
| 59.66.0.0/16 | education | 18 |
-
|
2026-01-31 |
| 59.68.0.0/18 | education | 18 |
-
|
2026-01-31 |
| 59.68.64.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.68.80.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.84.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.92.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.96.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.68.112.0/23 | education | 18 |
-
|
2026-01-31 |
| 59.68.128.0/19 | education | 18 |
-
|
2026-01-31 |
| 59.68.160.0/21 | education | 18 |
-
|
2026-01-31 |
| 59.68.176.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.68.192.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.224.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.228.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.68.232.0/23 | education | 18 |
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|
2026-01-31 |
| 59.68.240.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.69.0.0/19 | education | 18 |
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|
2026-01-31 |
| 59.69.32.0/19 | education | 18 |
-
|
2026-01-31 |
| 59.69.64.0/18 | education | 18 |
-
|
2026-01-31 |
| 59.69.64.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.69.80.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.69.80.0/21 | education | 18 |
-
|
2026-01-31 |
| 59.69.84.0/24 | education | 18 |
-
|
2026-01-31 |
| 59.69.85.0/24 | education | 18 |
-
|
2026-01-31 |
| 59.69.88.0/21 | education | 18 |
-
|
2026-01-31 |
| 59.69.96.0/21 | education | 18 |
-
|
2026-01-31 |
| 59.69.104.0/21 | education | 18 |
-
|
2026-01-31 |
| 59.69.104.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.69.108.0/22 | education | 18 |
-
|
2026-01-31 |
| 59.69.112.0/20 | education | 18 |
-
|
2026-01-31 |
| 59.71.128.0/17 | education | 18 |
-
|
2026-01-31 |
| 59.78.0.0/18 | education | 18 |
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|
2026-01-31 |
| 59.78.171.0/24 | education | 18 |
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|
2026-01-31 |
| 59.79.156.0/22 | - | - |
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|
2026-02-09 |
| 101.4.0.0/14 | education | 18 |
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|
2026-01-31 |
| 101.4.2.0/24 | education | 18 |
-
|
2026-01-31 |
| 101.4.192.0/18 | education | 18 |
-
|
2026-01-31 |
| 101.6.6.0/24 | education | 18 |
-
|
2026-01-31 |
| 101.76.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 101.76.192.0/23 | education | 18 |
-
|
2026-01-31 |
| 103.137.60.0/24 | education | 18 |
-
|
2026-01-31 |
| 103.165.110.0/24 | education | 18 |
-
|
2026-01-31 |
| 103.165.111.0/24 | education | 18 |
-
|
2026-01-31 |
| 110.64.0.0/15 | education | 18 |
-
|
2026-01-31 |
| 110.64.0.0/20 | education | 18 |
-
|
2026-01-31 |
| 110.64.16.0/21 | education | 18 |
-
|
2026-01-31 |
| 110.64.24.0/24 | education | 18 |
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|
2026-01-31 |
| 110.64.30.0/23 | education | 18 |
-
|
2026-01-31 |
| 110.64.32.0/21 | education | 18 |
-
|
2026-01-31 |
| 110.64.48.0/21 | education | 18 |
-
|
2026-01-31 |
| 110.64.56.0/22 | education | 18 |
-
|
2026-01-31 |
| 110.64.60.0/22 | education | 18 |
-
|
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/4538"