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：2025-02-17 14:06:52
什么是DNS解析记录？不同的DNS解析记录代表什么含义？作用：将域名直接指向IPv4地址，是使用最广泛的记录类型。2. AAAA记录（IPv6地址记录）示例：example.com → 2001:db8::1核心功能：为域名设置别名，实现灵活调度。将www.example.com指向主域名example.com注意：CNAME不能与MX、TXT记录.........【阅读全文】
发布时间：2025-02-14 14:01:10
一、常见的DNS攻击的常见类型DNS劫持是一种通过篡改DNS解析结果，将用户引导至恶意网站的攻击方式。攻击者可以通过入侵DNS服务器或用户的本地设备，修改DNS配置，使得用户在输入合法域名时被重定向到钓鱼网站或恶意页面。这种攻击不仅会导致用户隐私泄露，还可能引发金融损失。DNS缓存投毒是指攻击者通过向DNS服.........【阅读全文】
发布时间：2025-02-13 11:15:42
什么是二级域名？比如很多公司的官网都会用www.example.com作为官方网站，用于发布官方信息，进行品牌宣传。而mail.example.com则通常用于公司的邮箱系统，oa.example.com用于公司的办公系统等等。通过二级域名，网站能够更加清晰地组织和展示其内容，用户也能更方便地找到自己需要的信息。二级域名怎么解析？.........【阅读全文】
发布时间：2025-02-11 15:38:28
而近日，一向被认为是AI行业风向标的“ai.com”域名也开始指向DeepSeek的官网。公开数据显示，ai.com注册于1993年5月，有效期至2031年5月，注册地为马来西亚吉隆坡，距今近32年。2023年2月，ChatGPT爆火，ai.com首次跳转至其官网，但OpenAI创始人SamAltman矢口否认交易。2025年2月，ai.com域名开始指向DeepSe.........【阅读全文】
发布时间：2025-02-10 15:36:31
? 2019年初，美国80个政府网站TLS证书过期，使得这些站点无法被公众访问。? 2020年2月，由于证书过期，微软协同办公软件Team在全球范围内发生宕机瘫痪状态。? 2024年7月，英格兰银行支付系统系统因“银行基础设施中的SSL/TLS证书过期”而发生故障。SSL证书为什么会有有效期？大部分企业类型的SSL证书.........【阅读全文】
JVDLFFLR2025-08-03 17:15
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17194450143l2025-06-06 07:45
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