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
network.shodai/agreements
https://shodai.network/mcp
gated, needs a credential not listed shodai.network
network.tenzro/tenzro
https://mcp.tenzro.network/mcp
unreachable not listed mcp.tenzro.network
network.tenzro/tenzro-canton
https://canton-mcp.tenzro.network/mcp
unreachable not listed canton-mcp.tenzro.network
network.tenzro/tenzro-chainlink
https://chainlink-mcp.tenzro.network/mcp
unreachable not listed chainlink-mcp.tenzro.network
network.tenzro/tenzro-ethereum
https://ethereum-mcp.tenzro.network/mcp
unreachable not listed ethereum-mcp.tenzro.network
network.tenzro/tenzro-layerzero
https://layerzero-mcp.tenzro.network/mcp
unreachable not listed layerzero-mcp.tenzro.network
network.tenzro/tenzro-lifi
https://lifi-mcp.tenzro.network/mcp
unreachable not listed lifi-mcp.tenzro.network
network.tenzro/tenzro-solana
https://solana-mcp.tenzro.network/mcp
unreachable not listed solana-mcp.tenzro.network
ng.amo/amo-ng
https://amo.ng/mcp
JSON-RPC error not listed amo.ng
nl.dadev.inpoly/inpoly
https://inpoly.dadev.nl/mcp
gated, needs a credential not listed inpoly.dadev.nl
nl.ledgerbotje/exact-online
https://www.ledgerbotje.nl/app/mcp
gated, needs a credential not listed www.ledgerbotje.nl
nl.praatmetjeboekhouding/exact-online
https://api.praatmetjeboekhouding.nl/mcp
gated, needs a credential not listed api.praatmetjeboekhouding.nl
nl.schappy/supermarkt
https://mcp.schappy.nl/mcp
server error not listed mcp.schappy.nl
nl.stroomwekker/stroomprijzen
https://api.stroomwekker.nl/mcp
gated, needs a credential not listed api.stroomwekker.nl
no.bonussok/award-search
https://www.bonussok.no/mcp
gated, needs a credential not listed www.bonussok.no
no.folgpris/folgpris
https://mcp.folgpris.no/mcp/
gated, needs a credential not listed mcp.folgpris.no
no.mynto/mynto
https://api.mynto.no/mcp
gated, needs a credential not listed api.mynto.no
no.sladd/mcp
https://sladd.no/mcp
gated, needs a credential not listed sladd.no
now.presso/presso
https://mcp.presso.now/mcp
gated, needs a credential not listed mcp.presso.now
now.voicelabs/voicelabs
https://app.voicelabs.now/api/mcp
gated, needs a credential not listed app.voicelabs.now
nz.co.badbuddy.www/mcp
https://www.badbuddy.co.nz/mcp
gated, needs a credential not listed www.badbuddy.co.nz
nz.phos/analytics-engine
https://analytics.phos.nz/mcp
unreachable not listed analytics.phos.nz
nz.phos/marketing-engine
https://api.phos.nz/mcp
answered, not MCP not listed api.phos.nz
nz.phos/piranha
https://piranha-api.onrender.com/mcp
404 not listed piranha-api.onrender.com
nz.phos/piranha
https://piranha-ghcr.onrender.com/mcp
answered, not MCP not listed piranha-ghcr.onrender.com
nz.phos/piranha
https://pi.phos.nz/mcp
server error not listed pi.phos.nz
nz.phos/sales-engine
https://sales.phos.nz/mcp
unreachable not listed sales.phos.nz
one.socialai/website-mcp
https://socialai.one/api/mcp
gated, needs a credential not listed socialai.one
one.zerno/zerno-lite
https://zerno.one/mcp
gated, needs a credential not listed zerno.one
online.convert/file-converter
https://mcp.convert.online
gated, needs a credential not listed mcp.convert.online
online.paperlink/mcp
https://mcp.paperlink.online/mcp
answered, not MCP not listed mcp.paperlink.online
online.paperlink/mcp
https://mcp.paperlink.online/api/mcp/mcp
gated, needs a credential not listed mcp.paperlink.online
online.sceneplane/sceneplane
https://mcp.sceneplane.online/v1
gated, needs a credential not listed mcp.sceneplane.online
scope
https://scope.online/mcp
answers a handshake not listed scope.online
online.securestamp/action-proof
https://mcp.securestamp.online/mcp
gated, needs a credential not listed mcp.securestamp.online
online.trvaelmind/travelmind-mcp
https://mcp.trvaelmind.online/mcp
gated, needs a credential not listed mcp.trvaelmind.online
org.agentpub/papers
https://mcp.agentpub.org/sse
answered, not MCP not listed mcp.agentpub.org
org.aquaview/aquaview-mcp
https://mcp.aquaview.org/sse
answered, not MCP not listed mcp.aquaview.org
org.benevolabs/irenictable
https://irenictable.benevolabs.org/mcp
gated, needs a credential not listed irenictable.benevolabs.org
org.deckspace/publish
https://app.deckspace.org/mcp
gated, needs a credential not listed app.deckspace.org
org.deckspace/publish
https://app.deckspace.org/mcp/{publish_token}
gated, needs a credential not listed app.deckspace.org
org.duckdns.cryptogenesis/safe-agent
https://cryptogenesis.duckdns.org/mcp
unreachable not listed cryptogenesis.duckdns.org
org.duckdns.cryptogenesis/safe-agent
https://cryptogenesis.duckdns.org/mcp/sse
unreachable not listed cryptogenesis.duckdns.org
org.ghurt/ghurt
https://ghurt.org/v1/mcp?key={api_key}
gated, needs a credential not listed ghurt.org
org.globalexchangerates/exchange-rates
https://api.globalexchangerates.org/v1/mcp
gated, needs a credential not listed api.globalexchangerates.org
org.govenantstandard/govenant-audit
https://mcp.govenantstandard.org/mcp
gated, needs a credential not listed mcp.govenantstandard.org
org.io-aerospace/mcp-server
https://mcp.io-aerospace.org
404 not listed mcp.io-aerospace.org
org.lexlint/lexlint
https://mcp.lexlint.org/mcp
gated, needs a credential not listed mcp.lexlint.org
org.melaya/melaya
https://api.melaya.org/mcp
gated, needs a credential not listed api.melaya.org
org.memoryapi/arb
https://arb.memoryapi.org/mcp
404 not listed arb.memoryapi.org
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