FastOS Tools
FastOS Tools

DNS検索

任意のドメインのDNSレコードを検索します。A、AAAA、MX、TXT、CNAMEなどのDNSレコードを照会します。

DNS検索

機能紹介

The DNS Lookup tool queries DNS records for a domain, such as A, AAAA, MX, TXT, and CNAME. It helps you debug domain configuration, email delivery, and routing issues.

このツールを使うタイミング

Use this tool whenever you set up or troubleshoot domains: configuring hosting, email, subdomains, or verifying third‑party verification records.

使い方

1

Enter a domain name

Type a domain such as example.com whose DNS records you want to inspect.

2

Choose record types

Select which DNS record types to query, like A, AAAA, MX, TXT, or CNAME.

3

Run the lookup

Fetch records and view their targets, priorities, and other fields.

使用例

Checking MX records for email

Verify that your domain's MX and SPF records point to the correct email provider during setup.

よくある質問

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