国科云提供域名管理、域名锁、智能解析、DDI、IPv6转换、SSL证书等一站式域名解决方案，并形成以云解析、云监控、云盾、云服务器为核心的云计算产品服务体系。
发布时间：2023-03-30 16:15:42
什么是IPAM？通过IPAM软件，管理员可以确保可分配IP地址的存储库保持最新，IPAM可以实现与IP空间相关多项管理任务的自动化和便捷化管理，包括DNS记录和DHCP设置。此外，IPAM还具备DHCP预留控制和其他数据聚合和报告功能。1.地址空间管理2.多服务器管理和监视3.可操作审核和IP地址跟踪IPAM有哪些优点.........【阅读全文】
发布时间：2023-03-29 16:35:49
什么是国产SSL证书？什么是国密算法？SM2是一种基于椭圆曲线密码的公钥密码算法标准，其密钥长度为256比特，包含数字签名、密钥交换和公钥加密，用于替代RSA、DHE、ECDSA等国际算法。SM2算法安全程度比RSA 2048更高，且运算速度更快。SM4是我国自主设计的分组对称密码算法，用以替代DES/AES等国际算法，SM4算.........【阅读全文】
发布时间：2023-03-27 15:58:13
正是由于其在网络中的特殊位置和作用，DNS长期以来都是网络攻击的重点对象。随着网络技术的快速更新迭代以及国际形势的复杂化演进，DNS安全问题日益凸显，对网络环境的安全稳定造成了严重威胁。而在众多DNS攻击中，对DNS安全危害最大的无疑是DDoS攻击。DDoS攻击是DoS攻击的升级版，与DoS攻击不同，DDoS攻击将处于不同.........【阅读全文】
发布时间：2023-03-24 15:57:54
什么是DHCP？DHCP实现了IP地址的自动分配效果，降低了手动配置和部署设备的时间，降低了发生配置错误的可能性。此外，DHCP服务器还可以管理多个网段的配置信息，当某一个网段的配置发生变化时，管理员只需更新DHCP服务器上的相关配置即可，实现了集中化统一管理，大幅提升工作效率。DHCP客户端和DHCP服务器通过四.........【阅读全文】
发布时间：2023-03-21 17:14:43
与域名相对应，DNS服务器也呈树状分层结构，根据不同层级所起的作用，可以将DNS服务器分为四种：根DNS服务器是最高层级的DNS服务器，当客户端发起解析请求，如果本地服务器没有缓存记录，首先会询问根域名服务器，并获取下一级顶级域名服务器的地址。顶级域名服务器存储了所有顶级域名（如.com，.org，.net等）的.........【阅读全文】
JVDLFFLR2025-08-03 17:15
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