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Inspect an ERC20 token contract for buy/sell tax fields, owner renouncement and basic honeypot risk flags on EVM chains…

AES encryption, AES-256-GCM, symmetric encryption, authenticated encryption, data encryption, secure encryption, cipher…

HMAC calculator, HMAC-SHA256 SHA512 SHA1 MD5, message authentication code, hash with secret, signed hash, API request s…

Comprehensive domain reputation report combining RDAP (modern WHOIS), DNS records, email security (SPF/DKIM/DMARC), SSL…

DNS records for a domain: A, AAAA, MX, NS, TXT, SOA, CAA. Use ?domain=example.com. Built for DNS audit and email infras…

Email security posture: SPF/DKIM/DMARC presence and parsed policy. Detects missing or misconfigured email authenticatio…

Historical forex rate for a specific date (ECB data via Frankfurter). Returns rates for the requested date, going back …

Deep profile of any stablecoin - peg mechanism (fiat/crypto/algorithmic), circulating supply by chain, audit status and…

Get NPM package dependency tree with counts (runtime, dev, peer, optional) and version constraints. Use ?package=react …

Comprehensive NPM package safety report combining npm registry metadata, OSV vulnerability database, npms.io quality sc…

Query Open Source Vulnerabilities (OSV) database for known CVEs in an NPM package. Returns vulnerability list with seve…

Password breach check via Have I Been Pwned, HIBP API, k-anonymity, SHA-1 hash prefix lookup, known compromised passwor…