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.
| server | result | tools | host |
|---|---|---|---|
| io.github.BearsCLOUD/wildberries-agent-integration
https://wb.seller.bears.ru/mcp |
gated, needs a credential | not listed | wb.seller.bears.ru |
| io.github.Beecargo/mcp
https://mcp.beecargo.net/mcp |
gated, needs a credential | not listed | mcp.beecargo.net |
| io.github.Bender1011001/agent-research-network
https://web-production-58f22.up.railway.app/mcp |
404 | not listed | web-production-58f22.up.railway.app |
| io.github.Bevel-Software/hexis
https://demo.bevel.software/api/mcp |
gated, needs a credential | not listed | demo.bevel.software |
| io.github.BibekStha/techenthus-data
https://data.techenthus.dev/mcp |
gated, needs a credential | not listed | data.techenthus.dev |
| io.github.BigJai/opendirectories-business-data
https://secure-wave--opendirectories-business-data.apify.actor/mcp |
gated, needs a credential | not listed | secure-wave--opendirectories-business-data.apify.actor |
| io.github.Bikram2112/findinfringement
https://claimhit.com/api/mcp |
answered, not MCP | not listed | claimhit.com |
| io.github.Bjorn2-sol/batcave-detective
https://subsidy-stylized-unaligned.ngrok-free.dev/mcp |
404 | not listed | subsidy-stylized-unaligned.ngrok-free.dev |
| io.github.Blue-Gamma/bluegamma
https://mcp.bluegamma.io/mcp/ |
gated, needs a credential | not listed | mcp.bluegamma.io |
| io.github.BlueWaterCorp/riskmodels
https://riskmodels.app/api/mcp/sse |
gated, needs a credential | not listed | riskmodels.app |
| io.github.Bobby-cell-commits/open-brain
https://{supabase_project_ref}.supabase.co/functions/v1/open-brain-mcp/{api_key}/mcp |
unreachable | not listed | {supabase_project_ref}.supabase.co |
| io.github.Bobby-cell-commits/open-brain
https://{supabase_project_ref}.supabase.co/functions/v1/open-brain-mcp/mcp |
unreachable | not listed | {supabase_project_ref}.supabase.co |
| io.github.Bobjonesgood/x402nano
https://x402nano.onrender.com/mcp |
server error | not listed | x402nano.onrender.com |
| io.github.BorisGujvin/dittu
https://app.dittu.org/mcp |
answered, not MCP | not listed | app.dittu.org |
| io.github.Br0ski777/address-validator
https://address-validator-x402-production.up.railway.app/mcp |
server error | not listed | address-validator-x402-production.up.railway.app |
| io.github.Br0ski777/ai-summarizer
https://ai-summarizer-x402-production.up.railway.app/mcp |
server error | not listed | ai-summarizer-x402-production.up.railway.app |
| io.github.Br0ski777/airdrop-checker
https://airdrop-checker-x402-production.up.railway.app/mcp |
404 | not listed | airdrop-checker-x402-production.up.railway.app |
| io.github.Br0ski777/barcode-generator
https://barcode-generator-production-3545.up.railway.app/mcp |
404 | not listed | barcode-generator-production-3545.up.railway.app |
| io.github.Br0ski777/barcode-generator
https://barcode-generator-x402-production.up.railway.app/mcp |
404 | not listed | barcode-generator-x402-production.up.railway.app |
| io.github.Br0ski777/base-defi
https://base-defi-x402-production.up.railway.app/mcp |
404 | not listed | base-defi-x402-production.up.railway.app |
| io.github.Br0ski777/base64-codec
https://base64-codec-production-1047.up.railway.app/mcp |
404 | not listed | base64-codec-production-1047.up.railway.app |
| io.github.Br0ski777/base64-codec
https://base64-codec-x402-production.up.railway.app/mcp |
404 | not listed | base64-codec-x402-production.up.railway.app |
| io.github.Br0ski777/bridge-routes
https://bridge-routes-x402-production.up.railway.app/mcp |
404 | not listed | bridge-routes-x402-production.up.railway.app |
| io.github.Br0ski777/code-sandbox
https://code-sandbox-production-9b5e.up.railway.app/mcp |
404 | not listed | code-sandbox-production-9b5e.up.railway.app |
| io.github.Br0ski777/code-sandbox
https://code-sandbox-x402-production.up.railway.app/mcp |
404 | not listed | code-sandbox-x402-production.up.railway.app |
| io.github.Br0ski777/color-palette
https://color-palette-production-74c7.up.railway.app/mcp |
404 | not listed | color-palette-production-74c7.up.railway.app |
| io.github.Br0ski777/color-palette
https://color-palette-x402-production.up.railway.app/mcp |
404 | not listed | color-palette-x402-production.up.railway.app |
| io.github.Br0ski777/company-enrichment
https://company-enrichment-x402-production.up.railway.app/mcp |
404 | not listed | company-enrichment-x402-production.up.railway.app |
| io.github.Br0ski777/cron-parser
https://cron-parser-production.up.railway.app/mcp |
404 | not listed | cron-parser-production.up.railway.app |
| io.github.Br0ski777/cron-parser
https://cron-parser-x402-production.up.railway.app/mcp |
404 | not listed | cron-parser-x402-production.up.railway.app |
| io.github.Br0ski777/crontab-generator
https://crontab-generator-x402-production.up.railway.app/mcp |
404 | not listed | crontab-generator-x402-production.up.railway.app |
| io.github.Br0ski777/crontab-generator
https://crontab-generator-production.up.railway.app/mcp |
404 | not listed | crontab-generator-production.up.railway.app |
| io.github.Br0ski777/crypto-news
https://crypto-news-x402-production.up.railway.app/mcp |
404 | not listed | crypto-news-x402-production.up.railway.app |
| io.github.Br0ski777/csv-to-json
https://csv-to-json-production-0ca3.up.railway.app/mcp |
404 | not listed | csv-to-json-production-0ca3.up.railway.app |
| io.github.Br0ski777/csv-to-json
https://csv-to-json-x402-production.up.railway.app/mcp |
404 | not listed | csv-to-json-x402-production.up.railway.app |
| io.github.Br0ski777/currency-converter
https://currency-converter-x402-production.up.railway.app/mcp |
404 | not listed | currency-converter-x402-production.up.railway.app |
| io.github.Br0ski777/defi-yields
https://defi-yields-x402-production.up.railway.app/mcp |
404 | not listed | defi-yields-x402-production.up.railway.app |
| io.github.Br0ski777/dex-quotes
https://dex-quotes-x402-production.up.railway.app/mcp |
404 | not listed | dex-quotes-x402-production.up.railway.app |
| io.github.Br0ski777/diff-checker
https://diff-checker-production.up.railway.app/mcp |
404 | not listed | diff-checker-production.up.railway.app |
| io.github.Br0ski777/diff-checker
https://diff-checker-x402-production.up.railway.app/mcp |
404 | not listed | diff-checker-x402-production.up.railway.app |
| io.github.Br0ski777/dns-lookup
https://dns-lookup-production-437a.up.railway.app/mcp |
404 | not listed | dns-lookup-production-437a.up.railway.app |
| io.github.Br0ski777/dns-lookup
https://dns-lookup-x402-production.up.railway.app/mcp |
404 | not listed | dns-lookup-x402-production.up.railway.app |
| io.github.Br0ski777/domain-intelligence
https://domain-intelligence-x402-production.up.railway.app/mcp |
404 | not listed | domain-intelligence-x402-production.up.railway.app |
| io.github.Br0ski777/email-deliverability
https://email-deliverability-x402-production.up.railway.app/mcp |
404 | not listed | email-deliverability-x402-production.up.railway.app |
| io.github.Br0ski777/email-finder
https://email-finder-x402-production.up.railway.app/mcp |
404 | not listed | email-finder-x402-production.up.railway.app |
| io.github.Br0ski777/email-send
https://email-send-x402-production.up.railway.app/mcp |
404 | not listed | email-send-x402-production.up.railway.app |
| io.github.Br0ski777/email-send
https://email-send.api.klymax402.com/mcp |
404 | not listed | email-send.api.klymax402.com |
| io.github.Br0ski777/email-verification
https://email-verification-x402-production.up.railway.app/mcp |
404 | not listed | email-verification-x402-production.up.railway.app |
| io.github.Br0ski777/ens-resolver
https://ens-resolver-x402-production.up.railway.app/mcp |
404 | not listed | ens-resolver-x402-production.up.railway.app |
| io.github.Br0ski777/event-resolver
https://event-resolver-x402-production.up.railway.app/mcp |
404 | not listed | event-resolver-x402-production.up.railway.app |