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Add Domain to Resend

First, log in to your Resend Account and add a domain. Domain Details
It is best practice to use a subdomain (updates.example.com) instead of the root domain (example.com). This allows for proper reputation segmentation based on topics or purpose (e.g. transactional and marketing).

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Login to Hostinger

Login to your Hostinger account:
  1. Select the Domains tab
  2. Choose your Domain from the Domain portfolio list.
  3. Select the DNS / Nameservers to get to the page to manage DNS records.
Domain Details

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Add MX SPF Record

Copy and paste the values MX in Resend to Hostinger.
  1. Set the Type to MX.
  2. Type send for the Name of the record.
  3. Copy the MX Value from Resend into the Mail Server field.
  4. Add 10 for the Priority.
  5. Set the TTL to 3600.
  6. Select Add Record.
Omit your domain from the record values in Resend when you paste. Instead of send.example.com, paste only send (or send.subdomain if you’re using a subdomain).
Domain Details Domain Details Below is a mapping of the record fields from Resend to Hostinger:
HostingerResendExample Value
TypeTypeMX Record
NameNamesend
Mail ServerValuefeedback-smtp.us-east-1.amazonses.com
TTL-Set to 3660
PriorityPriority10
Do not use the same priority for multiple records. If Priority 10 is already in use on another record, try a number slightly higher like 11 or 12.

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Add TXT SPF Record

In the same section, add another record in Hostinger.
  1. Set the Type to TXT.
  2. Type send for the Name of the record.
  3. Copy the TXT Value Resend into the TXT value field.
  4. Set the TTL to 3600.
  5. Select Add Record.
Omit your domain from the record values in Resend when you paste. Instead of send.example.com, paste only send (or send.subdomain if you’re using a subdomain).
Domain Details Domain Details Below is a mapping of the record fields from Resend to Hostinger:
HostingerResendExample Value
TypeTypeTXT Record
NameNamesend
TXT valueValue"v=spf1 include:amazonses.com ~all"
TTL-Set to 3600

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Add TXT DKIM Records

In the same section, add another record in Hostinger.
  1. Set the Type to TXT.
  2. Type resend._domainkey for the Name of the record.
  3. Copy the record value from Resend into the TXT value field.
  4. Set the TTL to 3600.
  5. Select Add Record.
Omit your domain from the record values in Resend when you paste. Instead of resend._domainkey.example.com, paste only resend._domainkey (or resend._domainkey.subdomain if you’re using a subdomain).
Domain Details Domain Details Below is a mapping of the record fields from Resend to Hostinger:
HostingerResendExample Value
TypeTypeTXT Record
NameNamesend
TXT valueValuep=MIGfMA0GCSqGSIbRL/a21QojogA+rYqIQXB/3DQEBDAQAB
TTL-Set to 3600

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Complete Verification

Now click Verify DNS Records on your Domain in Resend. It may take a few hours to complete the verification process (often much faster).

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Troubleshooting

If your domain is not successfully verified, these are some common troubleshooting methods.