- Introduction
- Order
- Webhook
- Account
- Workspaces
- Domains
- Domain Renewals
- Search available domains
- Check if domain is banned from registration
- Check domain availability
- Register domains
- List domains
- List assignable domains
- Remove domains
- Set domain forwarding
- Set catch-all email
- Remove catch-all email
- Get nameservers for domain connection
- Check nameservers propagation
- Check Workspace Availability
- Set DMARC Configuration
- Remove DMARC Configuration
- Regenerate Domain Nameservers
- Request Domain Renewal
- Check Renewal Status
- Cloudflare Domains
- Mailboxes
- List mailboxesPOST
- Add or update signature for mailboxesPOST
- Delete signature for mailboxesPOST
- Show mailbox credentialsGET
- Get mailbox detailsGET
- Buy mailboxesPOST
- Check mailbox statusPOST
- Cancel mailboxesPOST
- Update mailboxPOST
- Update mailbox profile picturePOST
- Generate TOTPGET
- Change usernamePOST
- Change passwordPOST
- Check mailbox availabilityGET
- Get Failure ReasonPOST
- Uncancel mailboxesPOST
- List mailboxes
- DNS
- Sequencers
- Billing
- Warmup
- Client ID Requests
- Mailbox Forwarding
- Consent Request
- Tags
- Prewarm
- Inbox Placement
- InfraGuard
- Email Insight
- Domain Renewals
- Schemas
Check mailbox availability
GET
https://api.inboxkit.com/v1/api/mailboxes/availability
Maintainer:Not configured
Request
Authorization
Provide your bearer token in the
Authorization
header when making requests to protected resources.Example:
Authorization: Bearer ********************Query Params
Responses
🟢200OK
application/json
Bodyapplication/json
🟠400Bad Request
🟠401Unauthorized
🔴500Server Error
Request Request Example
Shell
JavaScript
Java
Swift
curl --location 'https://api.inboxkit.com/v1/api/mailboxes/availability?username=undefined&domain=undefined' \
--header 'Authorization: Bearer <token>'Response Response Example
{
"error": false,
"message": "Mailbox availability returned successfully",
"available": true
}Modified at 2026-05-04 11:36:20