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resend
support toolkit
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resend
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support toolkit
v2.3
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🌙
Tools
✉
Email Tester
🔍
DNS Lookup
Email Tester
Resend API Key
From
To
Subject
Body (HTML)
Code
Preview
— Import a Resend template —
Fetch
Import
→
Send Email
DNS Lookup
Domain
⌕
Lookup
Record Type
ANY
MX
TXT
A
AAAA
CNAME
NS
SOA
SRV
CAA
⚡ Email Diagnostics
Runs SPF, DKIM, DMARC and MX checks. Enter a domain above, then run a check.
MX Records
SPF / DKIM / DMARC
CNAME
CAA
Full Email Diagnostics
Result
📭
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