MX Record Lookup
See which servers accept mail for a domain and their priority order — the first thing to check when email is bouncing or arriving somewhere unexpected.
- Limits No file upload · Up to 2,000 runs a day
- Where it runs Runs on our server; no file is uploaded.
- Cost Free, with the limits above. No account needed.
Where to find it
Every address below opens the same tool. The first address is the one to bookmark and share.
- mx.openvibe.toolsPrimary
People also call this
What it's for: Look up the MX records for a domain to see which mail servers handle its email and in what priority order. Instant.
What trips people up: Why is my email bouncing? Start here: a missing MX record, or one pointing at a host that no longer exists, stops delivery outright.
- mx record lookup
- mail server lookup
- mx check
- email dns records
- find mail server
Use it from code
POST https://openvibe.tools/api/v1/tools/mx/run- No account needed: anonymous calls run on the lowest quota tier; a token with
tools.tool.runraises it. - It answers with the result.
curl -X POST https://openvibe.tools/api/v1/tools/mx/run \
-H 'Content-Type: application/json' \
-d '{"input":{"target":"example.com"}}'Inputs: JSON Schema · OpenAPI · from JavaScript: tools.run("mx", …) in openvibe-sdk · How the API works
Similar tools
All Network Tools
Domain & IP LookupLook up everything about a domain or IP in one go: DNSlookup.openvibe.tools
What Is My IPSee your public IP address, ISP, approximate location andmyip.openvibe.tools
IP Address LookupLook up any IP address to see its owner, network,ip.openvibe.tools
IPv4 Lookup & CIDR CalculatorLook up IPv4 addresses and calculate CIDR subnets: networkipv4.openvibe.tools
IPv6 LookupLook up IPv6 addresses, expand or compress notation, andipv6.openvibe.tools
IP GeolocationFind the country, region, city, timezone and coordinatesgeoip.openvibe.tools
One account works on every site. Open source and community-run.