Presend MCP Server
Free MCP server: 32 security & developer API tools -- WHOIS, DNS, CVE checks, IP reputation.
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What it can do
What data it sees
Do you need an account
No: the server works without sign-in
Free MCP server: 32 security & developer API tools -- WHOIS, DNS, CVE checks, IP reputation.
Server tool list (34)
Raw names from tools/list. Only developers need these.
| ai_crawler_check | Check which AI crawlers are allowed by robots.txt |
| base64 | Encode or decode Base64 |
| color | Convert color formats |
| csv_json | Convert between JSON and CSV (GET) |
| dns_lookup | DNS record lookup (A, AAAA, CNAME, MX, TXT, NS) |
| email_disposable | Detect disposable email domains |
| email_security | Domain email anti-spoofing check (SPF/DMARC/DKIM) |
| email_validate | Validate an email address |
| email_verify | Combined email verification |
| favicon | Fetch a domain's favicon URL |
| ip | Get caller IP geolocation |
| ip_reputation | IP reputation check (Spamhaus DROP) |
| jwt_decode | Decode a JWT |
| jwt_verify | Verify a JWT's cryptographic signature |
| maintainer_change_check | Detect a suspicious npm package maintainer change |
| password | Generate a secure password |
| password_breach | Check if a password has been breached |
| password_check | Combined password strength + breach check |
| phone_verify | Validate and format a phone number |
| redirect_trace | Full redirect chain trace |
| repo_health_check | GitHub repository health signals |
| security_headers | Audit HTTP security headers |
| security_scan | Combined security posture report |
| subdomains | Passive subdomain discovery |
| supply_chain_check | Combined supply-chain risk check (maintainer-change + vulnerability + typosquat + repo-health) |
| text_similarity | Text similarity via SimHash (1 or 2 texts) |
| timestamp | Convert timestamps |
| typosquat_check | Package name typosquatting check |
| url_clean | Clean a single URL |
| url_reputation | Check URL against malware/phishing database |
| user_agent | Parse a User-Agent string |
| uuid | Generate UUIDs |
| vulnerability_check | Package vulnerability check (OSV.dev) |
| whois_lookup | Domain registration lookup (WHOIS via RDAP) |