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// MCP TOOL REFERENCE

MCP TOOLS

45 tools from the Mcp MCP Server, categorised by risk level.

View the Mcp policy →

// ALL 45 MCP TOOLS

READ 44 tools

Read as_info Get the name, organization, country, and description for an Autonomous System number. Lightweight version o... Read as_prefixes Get all IPv4 and IPv6 network prefixes (netblocks) announced by an Autonomous System. Returns BGP-visible r... Read bitcoin_address_transactions Returns a paginated list of transactions involving a Bitcoin address. Filter by direction: received (incomi... Read bitcoin_blockchain_stats Returns cumulative blockchain metrics over a configurable block range. Available metrics include: txs, fees... Read bitcoin_transaction_spends For a given transaction, returns which subsequent transactions consumed its outputs. Useful for UTXO tracki... Read check_email Verify an email address by connecting to its mail server via SMTP. Checks MX records, tests if the address ... Read domain_blocklist_check Check a domain against HaGeZi DNS blocklists, Steven Black unified hosts, Blackbook malware list, phishing ... Read domain_ranking Get domain popularity rankings from five independent sources: Majestic Million (backlinks), Tranco top 1M (... Read domain_rdap Queries the authoritative RDAP registry for a domain. Returns availability status (HTTP 404 = available), a... Read domain_reputation Get comprehensive domain reputation: Majestic rank, Tranco rank, HaGeZi blocklist status, Blackbook malware... Read domain_shared_ip Find other domains hosted on the same IP address(es) as the target domain. Resolves the domain's A records,... Read domain_shared_mx Find other domains using the same mail server(s) as the target domain. Resolves the domain's MX records, th... Read domain_shared_ns Find other domains using the same nameserver(s) as the target domain. Resolves the domain's NS records, the... Read get_recommended_lightning_peers Get recommended Lightning Network peers for a given node. Returns nodes that are NOT currently peered with ... Read historic_reverse_lookup_cname Find hostnames that previously had a CNAME record pointing to the specified target but no longer do. Tracks... Read historic_reverse_lookup_ip Find hostnames that *previously* pointed to a specific IP address but no longer do. Tracks hosting migratio... Read historic_reverse_lookup_mx Find hostnames that *previously* used a specific mail server but no longer do. Tracks email provider migrat... Read historic_reverse_lookup_ns Find hostnames that *previously* used a specific nameserver but no longer do. Tracks infrastructure migrati... Read ip_blocklist_check Check an IP address against IPsum, FireHOL, Tor exit node lists, C2 indicators, Roskomnadzor (Russia), and ... Read ip_geolocation Get geographic location data for an IP address: country, city, region, latitude, longitude, timezone. Read ip_network Get the containing network (BGP route), AS number, AS name, and route description for an IP address. Read ip_reputation Check an IP address reputation against 100+ real-time blocklists (DNSBLs). Returns listing status, threat c... Read ip_threat_intel Combined threat intelligence: DNSBL listings, IPsum score, FireHOL lists, bad ASN flag, Tor exit status. Co... Read ip_to_asn Lightweight lookup: get just the AS number and netblock for an IP address. Fastest way to map IP to ASN. Read is_subdomain Check whether a hostname is a subdomain (has labels beyond the registered domain). Uses the Mozilla Public ... Read latest_lightning_channels Returns the most recently opened Lightning Network channels, sorted by open time descending. Read lookup_as_whois Lookup WHOIS information for an Autonomous System (AS) number from the RADB routing database. Returns routi... Read lookup_bitcoin_address Returns address balance, total received/sent, transaction counts, address type (P2PKH, P2SH, P2WPKH, P2TR),... Read lookup_bitcoin_block Returns block header (hash, timestamp, version, merkle root, difficulty, nonce), transaction count, and lis... Read lookup_bitcoin_transaction Returns full transaction details: inputs with addresses and values, outputs with spent status, fee, size/we... Read lookup_dns Lookup DNS records (A, AAAA, MX, NS, TXT, CNAME, SOA) for a given hostname. Also returns domain reputation ... Read lookup_lightning_channel Lookup a Lightning channel by channel ID. Supports numeric, block x txn x vout, or block:txn:vout formats. Read lookup_lightning_channels_per_node Lookup all Lightning Network channels for a given node by public key. Read lookup_lightning_node Lookup a Lightning Network node by public key. Returns node alias, peer count, channel count, and centralit... Read lookup_mac Look up the manufacturer/vendor of a network device by its MAC address. Uses the official IEEE OUI (Organiz... Read ping Check if the API is responding. Returns status and server timestamp. Read registered_domain Extract the registered domain (eTLD+1) from a hostname. For example, www.mail.example.co.uk returns example... Read reverse_lookup_cname Find hostnames that have a CNAME record pointing to the specified target. Useful for CDN and load balancer ... Read reverse_lookup_dns_records Find hostnames that use a specific DNS record value. Query which hostnames point to an IP address, use a pa... Read reverse_lookup_ip Find hostnames that point to a specific IP address (IPv4 or IPv6). Searches both A and AAAA records. For ex... Read reverse_lookup_mx Find hostnames that use a specific mail server. For example: which hostnames use aspmx.l.google.com as thei... Read reverse_lookup_ns Find hostnames that use a specific nameserver. For example: which hostnames use chris.ns.cloudflare.com as ... Read search_lightning_nodes_by_alias Search for Lightning Network nodes by partial alias match. Returns nodes whose aliases contain the search t... Read tld_info Get information about a top-level domain or effective TLD. Returns whether it is in the Public Suffix List,...

EXECUTE 1 tools

Execute parse_hostname Parse a hostname into its constituent parts using the Mozilla Public Suffix List (9700+ entries). Returns e...

// FAQ

How many tools does the Mcp MCP server have? +

The Mcp MCP server exposes 45 tools across 2 categories: Read, Execute.

How do I enforce policies on Mcp tools? +

Route the Mcp server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do Mcp tools fall into? +

Mcp tools are categorised as Read (44), Execute (1). Each category has a recommended default policy.

Let agents act without letting them run wild.

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