Email posture for any domain: can it receive mail, can it be spoofed? MX, SPF and DMARC.
Connect Remote server
claude mcp add --transport http email-check https://api.kaiv.ai/api/bridge/mcp/email-check-b6ab5250
{
"mcpServers": {
"email-check": {
"url": "https://api.kaiv.ai/api/bridge/mcp/email-check-b6ab5250"
}
}
}
{
"servers": {
"email-check": {
"type": "http",
"url": "https://api.kaiv.ai/api/bridge/mcp/email-check-b6ab5250"
}
}
}
Settings > Connectors > Add custom connector
URL: https://api.kaiv.ai/api/bridge/mcp/email-check-b6ab5250
Tools 4 found in our last check
check_email_domainFull email posture for a domain: can it receive mail, and can it be spoofed? Runs MX, SPF and DMARC lookups together and returns a plain-language verdict alongside the raw records: can_receive_mail, spoofable, and a list of specific findings. Use this as the default check before…
get_dmarc_recordDMARC record, policy, and whether it actually protects. Returns the DMARC TXT record at _dmarc.<domain>, its policy (none / quarantine / reject), the percentage it applies to, and whether that policy protects against spoofing. Also flags the case of MULTIPLE DMARC records, which…
get_mx_recordsMail exchanger records for a domain. Returns the MX hosts in priority order and whether any exist. A domain with no MX records cannot receive mail, so sending to it will bounce. Use when you only need deliverability and not spoofing posture; use check_email_domain for the full p…
get_spf_recordSPF record and how strict it is. Returns the SPF TXT record, the qualifier on its `all` mechanism (fail / softfail / neutral / pass) and what that means in practice, plus whether more than one SPF record exists — which receivers treat as an error, leaving the domain unprotected.…
Details
| Endpoint | https://api.kaiv.ai/api/bridge/mcp/email-check-b6ab5250 (Streamable HTTP) |
| First published | 21 Aug 2026 |
| Last updated | 21 Aug 2026 |
| Registry name | ai.kaiv/email-check |
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