142 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / ant...
Canonical in-universe chronology for fan and entertainment agents. Returns eras, pivotal events, watch/read order, and lore gaps for major franchises.
Collectible value & price check: trading card value, graded card (PSA/BGS/CGC) price, coin value, comic & vinyl record price. Returns current market value by grade and condition with recent sold comparables (eBay/Discogs...
CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU
Compute the current TOTP code (RFC 6238, 30s period, SHA-1, 6 digits) from a base32 secret. Useful for agents that must complete 2FA flows they are authorized for.
Hash text, strings, or UTF-8 payload data with SHA256, SHA384, or SHA512. Compute a cryptographic hash, checksum, or digest for payload integrity, content fingerprinting, cache keys, and verifying that data has not chang...
JWT Verification Review — Reviews ONE piece of code that verifies JSON Web Tokens for the five mistakes that let a forged or stale token in, and lists only those, one line each with a fixed code, the function, why it hur...
DKIM public key for selector "sendgrid" of a domain: looks up sendgrid._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Con...
DKIM public key for selector "google" of a domain: looks up google._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirm...
DKIM public key for selector "selector1" of a domain: looks up selector1._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). C...
DKIM public key for selector "selector2" of a domain: looks up selector2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). C...
DKIM public key for selector "default" of a domain: looks up default._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confi...
DKIM public key for selector "k1" of a domain: looks up k1._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "k2" of a domain: looks up k2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "k3" of a domain: looks up k3._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "s1" of a domain: looks up s1._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "s2" of a domain: looks up s2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "s3" of a domain: looks up s3._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "mail" of a domain: looks up mail._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms th...
DKIM public key for selector "dkim" of a domain: looks up dkim._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms th...
DKIM public key for selector "email" of a domain: looks up email._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms...
DKIM public key for selector "mx" of a domain: looks up mx._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that m...
DKIM public key for selector "mandrill" of a domain: looks up mandrill._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Con...
DKIM public key for selector "mailgun" of a domain: looks up mailgun._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confi...