"General online search" matching MCP connectors:

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

urlscan.io URL scanner — search/result keyless, submit needs key

CVE search, vulnerability database, EPSS exploit prediction, KEV, IP reputation & threat feed.

Scan any URL, domain, or IP address for security threats using URLScanner.online. Returns a full security report including: Threat verdict (safe / suspicious / malicious) and 0–100 security score Threat intelligence across 70+ feeds (malware, phishing, blocklists) SSL certificate validity, expiry, issuer, and OCSP status HTTP security headers audit (missing / misconfigured) DNS records (A, AAAA, MX, TXT, NS, SOA) And More! Free to use. No account required. 10 scans/day

CVE & vulnerability search: 365k+ CVEs/NotCVEs, CVSS, EPSS, CISA KEV, exploits, patches, versions.