blackboard.com.cn的IP地址是：20.85.72.68 数字IP:341133380
ASN归属地 ：美国DXC Technology United States Falls Church
| IPV4地址 | 20.85.72.68 |
| 数字IP地址 | 341133380 |
| IPV6地址 | 0000:0000:0000:0000:0000:ffff:1455:4844 |
| 映射IPv6地址 | ::ffff:1455:4844 |
| 兼容IPv6地址 | ::1455:4844 |
| 兼容IPV4的IPV6地址 | 0:0:0:0:0:0:20.85.72.68 |
| ::20.85.72.68 |
20.85.72.68 2022-09-15----2024-06-05
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