dnsbl_check — Uptimeify MCP Tool

dnsbl_check (dnsbl check) is one of 20 tools on the Uptimeify MCP server. Connect the server and your client discovers it on the handshake.

by client

How to call dnsbl_check from your client

Claude Code Uptimeify dnsbl_check run in your project directory
Claude Desktop Uptimeify dnsbl_check ~/Library/Application Support/Claude/claude_desktop_config.json
Cursor Uptimeify dnsbl_check ~/.cursor/mcp.json
VS Code Uptimeify dnsbl_check .vscode/mcp.json
Zed Uptimeify dnsbl_check ~/.config/zed/settings.json
Windsurf Uptimeify dnsbl_check ~/.codeium/windsurf/mcp_config.json
Cline Uptimeify dnsbl_check ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
Gemini CLI Uptimeify dnsbl_check ~/.gemini/settings.json
Grok Uptimeify dnsbl_check .mcp.json (in your project root)
ChatGPT Uptimeify dnsbl_check Settings → Connectors → Advanced → Developer mode
Claude.ai Uptimeify dnsbl_check Settings → Connectors → Add custom connector
LangChain Uptimeify dnsbl_check pip install langchain-mcp-adapters

Fastest route

claude mcp add --transport http mcp-server https://uptimeify.io/mcp

Other tools on this server

check_ssl
check_dns
dns_propagation
mx_lookup
spf_check
dkim_check
dmarc_check
whois
domain_expiry
http_headers
hsts_check
redirect_check
port_check
ping_test
website_status
response_time
ip_geolocation
asn_lookup
reverse_dns

This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.

Uptimeify MCP server