Remote MCP server to run your Atako AI agents: chat, projects, files, integrations and channels.
- Passed: Handshake
- Passed: Tools listed
- Passed: Updated recently
Median latency 132 ms · Last checked
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Evidence for your next connection.
Independent measurements of remote MCP servers. Every observation has a timestamp.
Read-only probesMCP server · Code & DevOps
Passive subdomain enumeration from certificate transparency (certspotter, crt.sh) with DNS checks.
0 failed · 7 not measured
Median of successful probes over 7 days
Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.
Tool definitions returned by this server
Independent monitoring
Responded
The server completed its last measured handshake. This is an observation, not a guarantee.
Last checked| Test area | Passed | Failed | Unmeasured |
|---|---|---|---|
ConnectionCan a client connect and discover tools? | 5 | 0 | 0 |
Reliability & speedDoes it respond consistently and quickly? | 1 | 0 | 3 |
Access & authenticationWhat is required to use this server? | 1 | 0 | 2 |
Tool qualityAre the tool definitions usable by an agent? | 4 | 0 | 0 |
Publisher identityCan the publisher be traced to its source? | 4 | 0 | 2 |
Unmeasured means there is not enough evidence to decide. How these checks work
Start using Subdomain Finder MCP
Choose your client, copy the configuration, then enable the server in your client’s MCP settings.
Run this command in your terminal, then restart Claude Code.
Claude Code
claude mcp add --transport http subdomain-finder-mcp https://subdomain-finder-mcp.lipmichal.workers.dev/mcpCapabilities
Passive subdomain enumeration for a domain from live certificate transparency logs: certspotter (unexpired certificates) with crt.sh as fallback or for expired history. Returns deduplicated hostnames with first seen and last seen issuance dates, certificate count, issuers and whether a wildcard certificate covers the name, plus the list of wildcard entries. Set resolve=true to also check the first 40 names with DNS over HTTPS and mark live hosts. Passive lookup of public certificate transparency logs; nothing is sent to the target. Use it on assets you own or are authorised to test.
DiscoveredCertificates logged in certificate transparency for one hostname (or a whole domain with include_subdomains): issuer organisation and DN, not_before and not_after dates, every SAN on the certificate, revocation status and SHA-256 where certspotter has them. Summarises first and last issuance and the issuers used, which shows CA changes and renewal cadence. Default source certspotter (unexpired); include_expired uses crt.sh for the full history.
DiscoveredResolve up to 40 hostnames now through Cloudflare DNS over HTTPS (A, AAAA and the CNAME chain). Each host is marked live, nxdomain, no_records or dangling_cname (a CNAME whose target does not exist, a subdomain takeover lead), and CNAME targets on cloud platforms (S3, Azure, Heroku, GitHub Pages, Netlify, Vercel and others) are named. Also probes a random label per parent domain to detect wildcard DNS. DNS lookups only; no connection is made to the hosts.
DiscoveredReads a domain's subdomains from live certificate transparency and groups them for recon triage: development and test, staging, admin and internal tools, APIs, authentication, mail, remote access (VPN), storage and CDN, legacy and backup. Each group has a count, examples and why it matters. Also returns naming clusters (for example *.eu.example.com), certificate issuers in use, wildcard entries and the 10 newest names. Passive only.
DiscoveredRecent measurements
| Checked | Result | Response | Tools |
|---|---|---|---|
| Connected | 265 ms | 4 | |
| Connected | 278 ms | 4 |