Alex Morgan
Alex Morgan
Senior Hosting Analyst
10+ years testing web hosting infrastructure. Benchmarks servers across 4 continents.
域名

如何购买域名 2026

Buying a domain name is one of the first things you'll do when starting a website. and it takes less than 10 minutes if you know what you're doing. This guide walks you through every step: finding an available domain, choosing the right extension, selecting a registrar, and securing your registration with privacy protection.

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发布前，若步骤依赖主机商，我们会在至少两家平台各走一遍；否则在同一环境隔日执行两次。我们记录控制台报错、不同地区的界面文案差异，并在厂商调整按钮位置后立即更新文案。路径与截图每季度抽检。涉及 DNS、SSL 或付款时，我们确认回滚/补救选项，并链接到官方文档以获取权威表述。

  1. 1

    Step 1: Brainstorm your domain name

    Your domain name should be short (under 15 characters), memorable, and easy to spell. Avoid hyphens, numbers, and trademarked terms. Try to match your business name, brand, or core topic. If your ideal .com is taken, consider .co, .io, or a country-code TLD relevant to your audience.

  2. 2

    Step 2: Check domain availability

    Use a registrar's search tool (Namecheap and GoDaddy both have fast, comprehensive search). If your first choice is taken, the search will suggest alternatives. You can also check availability via WHOIS lookups at ICANN or your registrar.

  3. 3

    Step 3: Choose a registrar

    The registrar holds your domain registration. Key criteria: transparent renewal pricing (not just cheap first-year deals), free WHOIS privacy, two-factor authentication, and reliable DNS. Namecheap is our top pick for individuals and small businesses. low renewal prices and free privacy on all domains. GoDaddy suits users who want phone support and a large marketplace.

  4. 4

    Step 4: Add privacy protection

    WHOIS privacy (also called domain privacy or WhoisGuard) hides your personal details from the public WHOIS database. Without it, your name, address, and phone number are publicly searchable. Namecheap includes free WHOIS privacy on every domain. At GoDaddy it's an add-on.

  5. 5

    Step 5: Complete your purchase

    Add the domain to your cart. Review the renewal price (not just the first-year offer) before proceeding. Select your registration term. 1 year is fine, but registering for 2–5 years locks in the current price and signals trust to search engines. Pay with credit card, PayPal, or other accepted methods.

  6. 6

    Step 6: Verify ownership and enable 2FA

    After purchase, check your email for a verification link from ICANN. you must click it within 15 days or your domain will be suspended. Then enable two-factor authentication on your registrar account immediately. Your domain is a critical asset; protect it like a password.

  7. 7

    Step 7: Point your domain to hosting

    Update your domain's nameservers to point to your web host. Your hosting provider will give you two nameserver addresses (e.g., ns1.yourhostprovider.com). In your registrar dashboard, find DNS/Nameserver settings and replace the default nameservers. DNS propagation takes 0–48 hours, though most updates complete within 1–2 hours.

1
Namecheap Best Value
Portfolios and Stellar/EasyWP have lived here for years: renewals stay readable, WHOIS privacy is included, and the combo still undercuts most 'domain + host' bundles we price out.
★★★★½
✓ 优点
  • Simple transfers, clear renewals, and free privacy on most domains.
  • Clear renewal pricing, easy to track across a large domain portfolio.
  • Free WHOIS privacy on registrations and transfers.
✕ 缺点
  • Not the fastest host. Plan caching and a CDN for speed-critical sites.
  • Chat queues slow at peak times. Allow extra time for urgent jobs.
月价格$1.98
存储空间20 GB SSD
免费域名✓ 是
在线时间99.9%
9.3 /10
获取Namecheap优惠 →
阅读完整评测
2
GoDaddy Most Popular
GoDaddy stays in the stack when portfolios already live there for domains: massive TLD inventory and phone support, and we re-price renewals ourselves so nobody is surprised in year two.
★★★★☆
✓ 优点
  • Stable option when many domains already live there. Familiar DNS and transfer steps.
  • Almost any domain type, easy management of large domain lists.
  • Phone support for owners who want to speak to someone.
✕ 缺点
  • Check renewal carts by hand. Add-ons easy to miss in test buys.
  • Renewal prices can jump hard. Check before auto-pay runs.
月价格$5.99
存储空间30 GB SSD
免费域名✓ 是
在线时间99.9%
8.7 /10
获取GoDaddy优惠 →
阅读完整评测

常见问题

How much does a domain name cost?+
A .com domain costs $8–$15/year at renewal from major registrars. Namecheap and Hostinger consistently offer the lowest renewal prices. First-year promotions can be as low as $0.99, but always check the renewal price before committing.
What is the best domain extension to buy?+
.com is the most trusted and memorable extension for most purposes. For tech startups, .io is popular. For UK businesses, .co.uk. Country code TLDs can help local SEO. Avoid obscure or suspicious-looking extensions.
Can I transfer my domain to another registrar?+
Yes, ICANN allows domain transfers between registrars. You'll need an EPP/Auth code from your current registrar. Transfers extend your registration by 1 year. There is typically a 60-day lock period after initial registration or a recent transfer.
What if my ideal domain name is already taken?+
Try variations: add a prefix like "get", "use", or "try"; use a different TLD (.co, .io); try the plural or a different word order. You can also check if the domain is for sale via platforms like Sedo or Namecheap's marketplace.