✉
resend
/
support toolkit
v2.2
dark
🌙
Tools
✉
Email Tester
🔍
DNS Lookup
Email Tester
Resend API Key
From
To
Subject
Body (HTML)
Code
Preview
— Import a Resend template —
Fetch
Import
— react.email template —
Import
→
Send Email
DNS Lookup
Domain
⌕
Lookup
Record Type
ANY
MX
TXT
A
AAAA
CNAME
NS
SOA
⚡ Email Diagnostics
Runs SPF, DKIM, DMARC and MX checks. Enter a domain above, then run a check.
MX Records
SPF / DKIM / DMARC
CNAME
Full Email Diagnostics
Result
📭
No results yet