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：2023-03-15 17:06:38
一、常见的域名安全问题有哪些？1.域名管理问题域名注册之后都有一定有效期限，如果到期后没有及时续费，域名就会被投入公共池，需要高价赎回，甚至面临被抢注的风险。2.域名解析问题域名解析问题主要也包括两种：一种是域名劫持，一种是DDoS攻击。DDoS攻击是指，攻击者通过操控分布全国的肉鸡对网站.........【阅读全文】
发布时间：2023-03-15 16:17:55
智能解析而云解析可以根据行政区域和运营商将解析线路进行精准细分，当用户发起访问时，云解析系统会将用户IP与国内领先的IPv4/IPv6地址库进行精确匹配并作出智能判断，为其返回最优的解析结果，最终实现北京联通用户访问北京联通IP，深圳电信用户访问深圳电信IP的精准访问效果，避免跨域跨网产生的访问延迟，让用户.........【阅读全文】
发布时间：2023-03-08 17:51:12
针对DNS的攻击主要分为DNS劫持和DDoS攻击两种。DNS劫持是指攻击者通过缓存投毒或修改NS记录等方式，用错误的解析数据替代正确的解析记录，从而将访客引导至受攻击者控制的站点，或者是不存在的站点。传统的解析技术为了减轻DNS服务器压力，往往会设置较大的TTL值，这就给了攻击者可乘之机，利用DNS缓存进行投毒，实现.........【阅读全文】
发布时间：2023-03-06 16:34:32
需要说明的是DDoS攻击不仅只针对WEB应用服务器，也会针对DNS服务器发动攻击。云解析DNS可以为一个域名配置多条A记录，指向不同的服务器地址，当服务器遭受DDoS攻击时，云解析DNS会监测不同服务器的流量状态，根据各节点之间的均衡调度，将DDoS攻击流量分摊至不同的服务器，从而保障各个线路均有一定的流量冗余，避免.........【阅读全文】
JVDLFFLR2025-08-03 17:15
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