AS21239
EducationDNS-Belgium
Also known as: .be, .vlaanderen and .brussels registry
DNS Belgium - Toplevel .be domain registry -----BEGIN CERTIFICATE-----MIIDozCCAougAwIBAgIUKe1yKIS83u3djQeQea9kz6j3mBgwDQYJKoZIhvcNAQELBQAwYTELMAkGA1UEBhMCQkUxEzARBgNVBAgMClNvbWUtU3RhdGUxDzANBgNVBAcMBkxldXZlbjEUMBIGA1UECgwLRE5TIEJlbGdpdW0xFjAUBgNVBAMMDWRuc
3
IPv4 Prefixes
0
IPv6 Prefixes
768
IPv4 Addresses
RIR
RIPE
Scope
Europe
Traffic
0-20Mbps
Ratio
Not Disclosed
Peering
Open
Risk Score
18/100
Network Characteristics
Unknown
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 |
|---|---|---|---|---|
| 193.109.126.0/24 | education | 18 |
-
|
2026-01-31 |
| 195.22.138.0/24 | education | 18 |
-
|
2026-01-31 |
| 195.22.139.0/24 | 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/21239"