"Free PostgreSQL Database Solutions" matching MCP connectors:
Matching Connector Tools:
Scan/purge hidden text & score web domains: TLS, DNS, headers, speed. Free scans, $0.01 actions.
Dedicated static outbound IPv4 over WireGuard. Free 7-day trial, no card, no sales call.
Free anonymous website, DNS, email and TLS checks, plus read-only access to your monitors.
Free SPF, DKIM, DMARC, MX deliverability check with graded shareable reports, plus referral terms
Free uptime monitoring: HTTP/TCP/TLS/DNS checks, cron heartbeats, status pages, incident tools.
Free no-key IP intelligence: geolocation, VPN detection, DNS, WHOIS, blacklists, breach checks
IP Lookup MCP — ip-api.com (free, no auth for basic usage)
GreyNoise Community MCP — internet scanner classification (free tier with key)
PeeringDB MCP — the peering ecosystem database.
IPInfo MCP — wraps ipinfo.io (free tier, no auth required for basic usage)
OpenCellID MCP — cell tower geolocation database (free with key)
Free, keyless domain registration lookup via RDAP: registered, available, registrar, expiration.
Gives AI agents a public IPv6 identity, hostname, port forwarding, web fetch, team mesh. Free tier.
Free *.pntr.dev dev subdomains — register subdomains, manage DNS and wildcard records, receive email on disposable inboxes, and capture HTTP requests for webhook debugging. OAuth sign-in; free tier.
The internet's infrastructure graph for AI agents - 46B nodes and edges, free trial via 2 HTTP calls