A side-by-side look at the Deliverability Doctor and MCP Server Dns MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Deliverability Doctor for security work; choose MCP Server Dns for security as a local process. You can also run both side by side in one mcpServers block.
dns_lookup, reverse_dns, resolve_all.Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Security | Security |
| Quality signal | 31/100 · Emerging | 59/100 · Good |
| Install command | Not confirmed yet | Confirmed |
| Transport | — | Local subprocess (stdio) |
| Auth | Not declared | No auth required |
| Pricing | Not declared | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 0 | 3 |
| Directory activity | 0 views 0 installs 0 upvotes | 2 views 0 installs 0 upvotes |
| Tools | Not listed | 5 |
| Full listing | View Deliverability Doctor | View MCP Server Dns |
No tool names declared yet. Check the project README from the listing page.
dns_lookupLook up DNS records for a domain. Returns A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, or PTR records.reverse_dnsPerform a reverse DNS (PTR) lookup on an IP address.resolve_allResolve all common DNS record types (A, AAAA, MX, TXT, NS, CNAME) for a domain in one call.check_nameserversGet the nameserver (NS) records for a domain.whoisQuery WHOIS data for a domain. Uses IANA and follows referrals to registrar WHOIS servers.Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
No confirmed install command for Deliverability Doctor yet — follow the setup steps linked from its listing page rather than a guessed package name.
{
"mcpServers": {
"ofershap-mcp-server-dns": {
"command": "npx",
"args": [
"-y",
"mcp-server-dns"
]
}
}
}