MX Lookup

Online MX Records Lookup

Query and verify Mail Exchange (MX) records for any domain name client-side using public DNS over HTTPS endpoints.

⚙️ Lookup Settings
📋 MX Records Output
Querying global DNS registry...
Priority Mail Server TTL (Sec)
Features

Why Use MX Lookup?

Query Mail Exchange server details securely.

📡

DNS over HTTPS Querying

Utilizes fast, encrypted Google DNS-over-HTTPS API structures to retrieve live records.

📊

Priority Matrix

Sorts and displays mail servers clearly categorized by priority value scores.

🔒

100% Client-Side

All DNS lookup actions execute local inside your browser memory cache. No lookup query logging.

⚡

TTL Display

Displays live Time-to-Live (TTL) statistics to indicate how long DNS servers should cache the record.

✔️

Precise Resolution

Validates domain parameters precisely to prevent resolution timeouts or dead loops.

📱

Fluid UI Grid

Beautiful, modern cards fit cleanly inside mobile screens, tablet displays, and laptops.

Frequently Asked Questions

MX (Mail Exchange) records are DNS entries that specify the mail servers responsible for accepting email messages on behalf of a domain.

The tool sends a request to Google's public DNS-over-HTTPS resolver API to extract Type 15 (MX) records for the domain.

Lenders send mail to the server with the lowest priority value first. If that server is down, they try the next lowest.

No. The tool is 100% open, free, and operates local inside your browser memory cache.

No. Queries execute directly in the browser via public HTTPS requests. We do not store domain search logs.

TTL (Time to Live) is the duration in seconds that DNS resolvers are allowed to cache the records before refreshing.

This version is optimized to look up and display MX server details for one domain name at a time.
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