Phone carrier, email domain, IP network and DNS checks using your LookupLab account.
Connect Remote server
claude mcp add --transport http lookuplab https://lookuplab.io/api/mcp --header "X-API-Key: <X_API_KEY>"
{
"mcpServers": {
"lookuplab": {
"url": "https://lookuplab.io/api/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
{
"servers": {
"lookuplab": {
"type": "http",
"url": "https://lookuplab.io/api/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://lookuplab.io/api/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 4 found in our last check
phone_lookupCheck a user-provided phone number for carrier and line type. Optional US/CA caller-name data is a carrier listing, not identity verification. Uses existing account credits: 1 for landline/VoIP/toll-free, 3 for mobile or unknown; caller name adds 2. Reserves up to 5 credits befo…
email_verifyCheck an email address supplied by the user for syntax, MX records, disposable-domain and role-address indicators. Does not prove mailbox ownership or guarantee delivery. Uses 1 existing account credit for a successful check; does not send email.
ip_lookupLook up approximate IP location and network/provider indicators for an IP address supplied by the user. IP location is not a person's precise location or identity; privacy flags may be unavailable. Uses 1 existing account credit for a successful check.
dns_checkInspect a user-provided domain's MX, SPF, DMARC or DKIM record and report issues. Does not change DNS. DKIM requires a selector. Uses 1 existing account credit for a successful check.
Headers
| Name | Description |
|---|---|
X-API-KeyRequired, secret | Your LookupLab API key |
Details
| Endpoint | https://lookuplab.io/api/mcp (Streamable HTTP) |
| First published | 12 Oct 2026 |
| Last updated | 12 Oct 2026 |
| Registry name | io.github.PpiNeaPpLe/lookuplab |
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