{"id":"whois-mcp-server","name":"whois-mcp-server","af_score":39.8,"security_score":46.8,"reliability_score":7.5,"what_it_does":"An MCP server that provides WHOIS lookup capabilities to AI agents (e.g., to query domain registration/registrar and related WHOIS records) via MCP tools.","best_when":"You need automated WHOIS lookups integrated into an agent workflow and can tolerate variability/inconsistency in WHOIS responses across TLDs/registries.","avoid_when":"You have strict requirements around data accuracy/consistency, or you need predictable pagination/structured datasets across all WHOIS sources.","last_evaluated":"2026-04-04T21:39:12.306793+00:00","has_mcp":true,"has_api":false,"auth_methods":["None or upstream MCP host auth (not determinable from provided info)"],"has_free_tier":false,"known_gotchas":["WHOIS responses vary widely by TLD/registry and may be incomplete or differently formatted.","Some WHOIS endpoints/rate limits may throttle or block automated queries; agents may need backoff and caching.","WHOIS data can be inconsistent; agents should validate/normalize fields and handle missing values gracefully."],"error_quality":0.0}