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免费好用的国外vps哪里有？既免费又好用的外国vps，真正有点话那是多好。但是想想真的有这样好的事情吗？提供vps主机的商家会投入一定的成本，做亏本生意免费提供使用？俗话说天下没有免费的午餐，使用免费的国外vps时要慎重。
需要对mysql数据库进行备份或导入时，需要使用到mysql相关软件。这里以sqlyog3.62中文版为例，介绍一下mysql 导入数据的大致操作。
mysql是一种关系数据库管理系统，关系数据库将数据保存在不同的表中，而不是将所有数据放在一个大仓库内，这样就增加了速度并提高了灵活性。mysql的端口号默认是3306，用于mysql对外提供服务。
CC攻击是攻击者借助代理服务器或者大量肉鸡模拟多个用户不断访问目标网站，生成指向受害主机的合法请求，实现DDoS和伪装攻击。西部数码推出的CC攻击防护，可识别并清洗针对网站的恶意流量，有效拦截多种类型的CC攻击，避免恶意入侵长时间占用消耗服务器的核心资源，造成服务器性能异常问题。
学生租用云服务器，一般用来学习体验，在配置上通常不会要求太高，预算也是有限的。基于此，可以到正规云服务商选择配置较低的云服务器，既能满足需求，价格也便宜，不用担心超预算的情况。
美国服务器的国际带宽充足、免备案、稳定安全、性价比高等优势吸引了很多站长。不过在美国服务器租用时，考虑的因为还是有很多的。美国个人服务器租用，可以参考下面几个方面。
传奇服务器即支持传奇这一网络游戏运行的服务器，对安全性、稳定性、网络延迟性等要求较高。因此，比较推荐选择高防服务器，安全稳定，防御能力强。
一台服务器需要多少钱？租用一台云服务器，费用主要在这些方面：CPU、内存、带宽，以及硬盘大小，此外辅助的快照功能、安全防护等。如果没有技术人员维护，则还可以加购云服务商的技术服务。
以下信息获取时间：2026-04-25 15:16:48
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根域名注册信息为缓存信息，并非实时最新，您可以点击获取最新信息
"ylsm4" 还有商标可以注册，为防止被他人占用，建议立即注册进行保护！注册商标>>
| 注册人
Registrant Name |
REDACTED FOR PRIVACY
|
| 注册人联系邮箱
Registrant E-mail |
|
| 注册商
Sponsoring Registrar |
Chengdu west dimension digital technology Co., LTD
|
| 注册日期
Registration Date |
2026-01-16 18:37:07
|
| 到期日期
Expiration Date |
2027-01-16 18:37:07
此域名到期日仅供参考。实际到期日期请咨询其注册商。若未在实际过期日期前续费，域名访问将异常，如网站无法打开。
根据域名注册局规则，域名过期后可能处于注册商自动续费阶段，无论客户是否续费，过期日期都会显示续费增加了一年。
whois显示的到期日期仅供参考，如自动续费期后仍未续费，域名将被删除，请您登录注册商控制面板查看该域名的实际到期时间，并请及时为域名进行续费！
|
| 域名状态
Domain Status |
状态正常(ok )
|
| DNS服务器
Name Server |
nova.ns.cloudflare.com
rommy.ns.cloudflare.com |
委托西部数码代购Domain Name: ylsm4.cc
Registry Domain ID: 41285697252953
Registrar WHOIS Server: whois.west.cn
Registrar URL: www.west.cn
Updated Date: 2026-01-16T10:37:07.0Z
Creation Date: 2026-01-16T10:37:07.0Z
Registrar Registration Expiration Date: 2027-01-16T10:37:07.0Z
Registrar: Chengdu west dimension digital technology Co., LTD
Registrar IANA ID: 1556
Reseller:
Domain Status: ok http://www.icann.org/epp#ok
Registry Registrant ID: Not Available From Registry
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: REDACTED FOR PRIVACY
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: An Hui
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: CN
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext:
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext:
Registrant Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Registry Admin ID: Not Available From Registry
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext:
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext:
Admin Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Registry Tech ID: Not Available From Registry
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext:
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext:
Tech Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Name Server: nova.ns.cloudflare.com
Name Server: rommy.ns.cloudflare.com
DNSSEC: unsigned
Registrar Abuse Contact Email: westabuse@gmail.com
Registrar Abuse Contact Phone: +86.2862778877
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2026-04-25T07:16:44.0Z <<<
For more information on Whois status codes, please visit https://www.icann.org/resources/pages/epp-status-codes-2014-06-16-en
Registry Domain ID: 41285697252953
Registrar WHOIS Server: whois.west.cn
Registrar URL: www.west.cn
Updated Date: 2026-01-16T10:37:07.0Z
Creation Date: 2026-01-16T10:37:07.0Z
Registrar Registration Expiration Date: 2027-01-16T10:37:07.0Z
Registrar: Chengdu west dimension digital technology Co., LTD
Registrar IANA ID: 1556
Reseller:
Domain Status: ok http://www.icann.org/epp#ok
Registry Registrant ID: Not Available From Registry
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: REDACTED FOR PRIVACY
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: An Hui
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: CN
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext:
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext:
Registrant Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Registry Admin ID: Not Available From Registry
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext:
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext:
Admin Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Registry Tech ID: Not Available From Registry
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext:
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext:
Tech Email: link at https://www.west.cn/web/whoisform?domain=ylsm4.cc
Name Server: nova.ns.cloudflare.com
Name Server: rommy.ns.cloudflare.com
DNSSEC: unsigned
Registrar Abuse Contact Email: westabuse@gmail.com
Registrar Abuse Contact Phone: +86.2862778877
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2026-04-25T07:16:44.0Z <<<
For more information on Whois status codes, please visit https://www.icann.org/resources/pages/epp-status-codes-2014-06-16-en
