MCP servers, called rather than listed

Every remote server in the official MCP registry, sent one real initialize handshake. 16,923 servers across 11,823 hosts.

Search what these servers can do · read the measurement

Last checked 2026-09-06. We send a handshake, we do not authenticate and we do not call a tool.

Gated is not broken. 4,068 of these servers answer with a 401 or 403. They are running and want a credential we do not have. A checker that treats them as dead is wrong about 24.0% of the registry before it starts, so we count them separately and always will.

16,923 matching.

serverresulttoolshost
com.meuvelmo/velmo
https://mcp.meuvelmo.com/mcp
gated, needs a credential not listed mcp.meuvelmo.com
mfgcalcs
https://www.mfgcalcs.com/api/mcp
answers a handshake not listed www.mfgcalcs.com
com.microsoft.esrp/esrp-oss-mcp-test
https://esrp-mcp-server-{env}.azurewebsites.net/mcp
unreachable not listed esrp-mcp-server-{env}.azurewebsites.net
com.microsoft/esrp-oss-mcp-test
https://esrp-mcp-server-test-{env}.azurewebsites.net/mcp
unreachable not listed esrp-mcp-server-test-{env}.azurewebsites.net
com.microsoft/sentinel-data-exploration
https://sentinel.microsoft.com/mcp/data-exploration
gated, needs a credential not listed sentinel.microsoft.com
com.microsoft/workiq-admintools
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_AdminTools
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-calendartools
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_CalendarTools
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-m365copilot
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_M365Copilot
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-meserver
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_MeServer
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-odspremoteserver
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_ODSPRemoteServer
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-sharepointliststools
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_SharePointListsTools
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-teamsserver
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_TeamsServer
bad request not listed agent365.svc.cloud.microsoft
com.microsoft/workiq-wordserver
https://agent365.svc.cloud.microsoft/agents/tenants/{tenant_id}/servers/mcp_WordServer
bad request not listed agent365.svc.cloud.microsoft
com.milewiseai/milewise
https://milewiseai.com/mcp
JSON-RPC error not listed milewiseai.com
com.mindmeister/mcp
https://mcp.mindmeister.com/mcp
gated, needs a credential not listed mcp.mindmeister.com
com.mindtheproduct/knowledge
https://www.mindtheproduct.com/api/mcp
answered, not MCP not listed www.mindtheproduct.com
com.mindtheproduct/knowledge
https://www.mindtheproduct.com/api/mcp/
gated, needs a credential not listed www.mindtheproduct.com
com.minkapp/mink
https://minkapp.com/mcp
gated, needs a credential not listed minkapp.com
com.mintmcp/gcal
https://gcal.mintmcp.com/mcp
gated, needs a credential not listed gcal.mintmcp.com
com.mintmcp/gmail
https://gmail.mintmcp.com/mcp
gated, needs a credential not listed gmail.mintmcp.com
com.mintmcp/outlook-calendar
https://outlook-calendar.mintmcp.com/mcp
gated, needs a credential not listed outlook-calendar.mintmcp.com
com.mintmcp/outlook-email
https://outlook-email.mintmcp.com/mcp
gated, needs a credential not listed outlook-email.mintmcp.com
com.mireye/earth
https://api.mireye.com/mcp
gated, needs a credential not listed api.mireye.com
com.missingmcp/garmin
https://missingmcp.com/garmin/mcp
gated, needs a credential not listed missingmcp.com
com.missingmcp/whoop
https://missingmcp.com/whoop/mcp
gated, needs a credential not listed missingmcp.com
com.mobbin/mobbin
https://api.mobbin.com/mcp
gated, needs a credential not listed api.mobbin.com
com.mobile-text-alerts/sms-mcp
https://mcp.mobile-text-alerts.com/mcp
gated, needs a credential not listed mcp.mobile-text-alerts.com
com.moltarch/moltarch
https://api.moltarch.com/mcp/
unreachable not listed api.moltarch.com
com.moltlinestudio/business
https://mcp.moltlinestudio.com/business
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/codereview
https://mcp.moltlinestudio.com/codereview
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/creator
https://mcp.moltlinestudio.com/creator
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/data
https://mcp.moltlinestudio.com/data
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/dropship
https://mcp.moltlinestudio.com/dropship
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/educator
https://mcp.moltlinestudio.com/educator
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/govern
https://mcp.moltlinestudio.com/govern
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/humanizer
https://mcp.moltlinestudio.com/humanizer
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/merchant
https://mcp.moltlinestudio.com/merchant
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/moltline
https://mcp.moltlinestudio.com/catalog
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/optimize
https://mcp.moltlinestudio.com/optimize
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/outbound
https://mcp.moltlinestudio.com/outbound
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/personal
https://mcp.moltlinestudio.com/personal
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/recall
https://mcp.moltlinestudio.com/recall
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/regclock
https://mcp.moltlinestudio.com/regclock
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/research
https://mcp.moltlinestudio.com/research
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/shipping
https://mcp.moltlinestudio.com/shipping
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/shopify
https://mcp.moltlinestudio.com/shopify
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/skillmd-lint
https://mcp.moltlinestudio.com/skillmd-lint
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/taxlots
https://mcp.moltlinestudio.com/taxlots
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/timeops
https://mcp.moltlinestudio.com/timeops
unreachable not listed mcp.moltlinestudio.com
com.moltlinestudio/vision
https://mcp.moltlinestudio.com/vision
unreachable not listed mcp.moltlinestudio.com
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